M5M28F101AFP [MITSUBISHI]

1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY; 1048576 - BIT ( 131072 -字×8位)的CMOS FLASH MEMORY
M5M28F101AFP
型号: M5M28F101AFP
厂家: Mitsubishi Group    Mitsubishi Group
描述:

1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY
1048576 - BIT ( 131072 -字×8位)的CMOS FLASH MEMORY

文件: 总10页 (文件大小:99K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
MITSUBISHI LSIs  
s  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT(131072-WORDBY 8-BIT) CMOSFLASHMEMORY
DESCRIPTION  
PIN CONFIGURATION (TOP VIEW)  
The MITSUBISHI M5M28F101A is high-speed 1048576-bit CMOS  
Flash Memories. This is suitable for the applications with micro-  
processor or micro-controller where on-board reprogramming is  
required. The M5M28F101A is fabricated by N-channel double  
polysilicon gate for memory and CMOS technology for peripheral  
circuits, and is available in 32pin plastic molded packages.  
1
2
VPP  
A16  
A15  
A12  
A7  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
VCC  
WE  
WRITE ENABLE  
INPUT  
3
NC  
A14  
A13  
A8  
4
5
FEATURES  
ADDRESS  
INPUTS  
6
A6  
ADDRESS  
INPUTS  
........................................................  
Speed item ........................................................ 85 ns (max.)  
7
A5  
A9  
Speed item .......................................................100 ns (max.)  
8
A4  
A11  
OE  
...................................  
OUTPUT  
ENABLE INPUT  
ADDRESS INPUT  
CHIP ENABLE  
INPUT  
9
Power supply voltage ................................... VCC = 5V±0.5V  
A3  
................................  
10  
11  
12  
13  
14  
15  
16  
A2  
Write and erase voltage ................................ VPP = 12V±0.6V  
A10  
CE  
Byte program and Chip erase  
A1  
Auto program and Auto erase  
A0  
D7  
D6  
D5  
D4  
D3  
Program/erase operation controlled by software command  
Program/erase pulse controlled by an embedded timer  
10000 program/erase cycles  
D0  
DATA  
INPUTS/  
OUTPUTS  
DATA INPUTS/  
OUTPUTS  
D1  
D2  
Tri-state output buffer  
GND  
TTL-compatible input and output in read and write mode  
Contained device-identifier code  
Outline 525mil 32pin SOP (32P2M-A)  
Incorporated data-protection  
Available packaging for Surface Mount  
APPLICATION  
5
6
29  
28  
27  
26  
25  
24  
23  
22  
21  
A7  
A14  
A13  
A8  
Micro-computer system and peripheral equipment  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
D0  
7
8
A9  
9
A11  
OE  
A10  
CE  
D7  
M5M28F101AJ  
10  
11  
12  
13  
Outline 32pin PLCC (32P0)  
OE  
1
2
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
10  
9
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
A4  
A3  
A11  
A9  
A10  
A5  
A2  
CE  
3
A6  
A7  
A1  
A0  
A8  
4
D7  
A13  
A14  
NC  
WE  
VCC  
VPP  
A16  
5
D6  
A12  
A15  
A16  
VPP  
D0  
D1  
D2  
GND  
D3  
D4  
D5  
6
D5  
7
D4  
8
D3  
M5M28F101AVP  
M5M28F101ARV  
9
8
GND  
VCC  
WE  
10  
11  
12  
13  
14  
15  
16  
D2  
7
6
D1  
D0  
A0  
A1  
A2  
A3  
A15  
A12  
A7  
NC  
A14  
A13  
A8  
A9  
A11  
5
D6  
4
D7  
CE  
3
A6  
2
A10  
A5  
OE  
1
A4  
Outline 32pin TSOP type-I (8x20mm)  
32P3H-E (normal bend)  
Outline 32pin TSOP type-I (8x20mm)  
32P3H-F (reverse bend)  
NC : NO CONNECTION  
(970407)  
1
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
BLOCK DIAGRAM  
PROGRAM  
VOLTAGE SW.  
A9  
ERASE VOLTAGE SW.  
VPP (5V, 12V)  
VCC (5V)  
A8  
A7  
GND (0V)  
A6  
A5  
131072 WORD  
x8 BIT  
CELL MATRIX  
X-DECODER  
A4  
A3  
A2  
ADDRESS  
INPUTS  
A1  
A0  
A16  
A15  
A14  
A13  
A12  
A11  
A10  
Y-DECODER  
Y-GATE  
CHIP ENABLE  
OUTPUT ENABLE  
CIRCUITS  
OUTPUT SENSE  
AND  
OUTPUT BUFFERS  
VERIFY  
VOLTAGE  
SW.  
CONTROL  
CIRCUITS  
COMMAND  
LATCH  
TIMER  
CE  
OE  
CHIP ENABLE INPUT  
OUTPUT ENABLE INPUT  
WE  
D0 D1 D2 D3 D4 D5 D6 D7  
DATA INPUTS/OUTPUTS  
WRITE ENABLE  
INPUT  
FUNCTION  
DATA PROTECTION  
M5M28F101A are set to the Read-only mode or Read-write mode  
by applying the voltage of VPPL or VPPH, respectively, to VPP pin. In  
Read-only mode, three operation modes, Read, Out-put disable  
and Stand-by are accessible. While, in Read-Write mode, four  
operation modes, Read, Output disable, Stand-by and Write are  
functional.  
1. Power Supply Voltage  
When the power supply voltage (Vcc) is less than 2.5V, the  
device ignores WE signal.  
2. Write Inhibit  
In the cases, as below, write mode is not set.  
1) When OE is terminated to the low level.  
2) From each mode beginning through finish after 2nd rising  
edge of WE for program, auto-program, erase, and auto-  
erase.  
Read  
Set CE and OE terminals to the read mode (low level). Low level  
input to CE and OE, and address signals to the address inputs  
(A0~A16) make the data contents of the designated address  
location available at data input/output(D0~D7).  
3. Over-erase Protection  
Just after powering up, if erase command is inputted, erase  
operation is not executed. Once byte-program is performed or  
verified data is not FFH in the erase-verify mode, successive  
command input for erase will be accepted. Because of this, it  
is applicable to the case of multi-chip erasing simultaneously.  
Output Disable  
When OE is at high level, output from the devices is disabled. Data  
input/output are in a high-impedance (High-Z) state.  
Stand-by  
When CE is at high level, the devices is in the stand-by mode and  
its power consumption is substantially reduced. Data input/output  
are in a high-impedance (High-Z) state.  
Write  
Software command accomplishes program and erase operations  
via the command latch in the device, when high voltage is supplied  
to VPP. The contents of the latch serve as input to the internal  
controller. The controller output dictates the function of device. The  
command latch is written by bringing WE to low level, while CE is  
at low level and OE is at high level. Addresses are latched on the  
falling edge of WE, while data is latched on the rising edge of WE.  
Standard micro-processor write timings are used.  
(970407)  
2
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
Erase Verify Command  
SOFTWARE COMMAND  
When VPP is low (VPP = VPPL), the contents of the command latch  
are fixed to 00H, and the device is in read-only mode. When VPP is  
high (VPP = VPPH), the device enters read/write mode. The device  
operations are selected by writing specific software command into  
the command latch.  
Following each erase, all bytes must be verified. The erase verify  
is initiated by writing Erase Verify Command (A0H) to the  
command latch, while the address to be verified is latched on the  
falling edge of the WE pulse. The erase verify command must be  
written to the command latch and each address is latched before  
each byte is verified. The operation continues for each byte until a  
byte is not erased, or the last address is accessed.  
Read Command  
The device is in read mode after writing Read Command (00H) to  
the command latch. The device continues to be in read mode until  
the other commands are written. When VPP powers-up to high  
voltage (VPP = VPPH), the default contents of the command latch is  
00H. So it is ensured that the false alteration of memory data does  
not occur during VPP power transition.  
Auto Erase Command  
Auto Erase Command is the command for automated erase and  
erase-verify of all bytes, and Auto Erase is initiated by twice of the  
Erase Command (30H) consecutively to the command latch. First,  
the preprogram operation is initiated at the rising edge of WE in  
second write cycle, and so all byte become zero data. Second,  
erase and erase-verify begin, automatically. So it is not necessary  
to preprogram and erase-verify mode. And the complete of Auto  
Erase can be indicated by status polling.  
Program Command  
Program Command is the command for byte-program, and  
program is initiated by twice of write cycles. Program Command  
(40H) is written to the command latch in first write cycle, and the  
address and data to be programmed are latched in second write  
cycle. Then the address and data are latched on the falling edge  
and the rising edge of WE pulse, respectively. The byte- program  
operation is initiated at the rising edge of WE in second write  
cycle, and terminates in 10 µs, controlled by the internal timer.  
Status polling is the indication of the complete of Auto Erase.  
During the Auto Erase, on WE=VIH and CE=OE=VIL , the data of  
D7 is "0". When Auto Erase is completed, the data of D7 is "1".  
(D0~D7 are "FFH". )  
Reset Command  
Reset Command is the command to safely abort the erase or  
program sequences. Following erase or program command in first  
write cycle, the operation is aborted safely by writing the two  
consecutive Reset Commands (FFH). Then the device enters read  
mode without altering memory contents.  
Program Verify Command  
Following byte program, the programmed byte must be verified.  
The program-verify is initiated by writing Program Verify Command  
(C0H) to the command latch. After writing Program Verify  
Command, programmed data is verified in read mode. Then the  
address information is not needed.  
Read Device Identifier Code  
Device Identifier operation is initiated by writing 80H into the  
command latch. Following the command write, the manufacturer  
code (1CH) and the device code (D9H) can be read from address-  
00000H and 00001H, respectively.  
Auto Program Command  
Auto Program Command is the command for automated program  
and program-verify of one byte, and Auto Program is initiated by  
twice of write cycles.  
The M5M28F101A is supported with the Common Device  
Identifier Code of MITSUBISHI 1M Flash memory (x8) family.  
Common Device Identifier operation is initiated by writing 90H into  
the command latch. Under this case, following the command write,  
the manufacturer code (1CH) and the device code (D0H) can be  
read from address-00000H and 00001H, respectively. Additionally,  
Common Device Identifier operation is initiated by rising A9 to high  
voltage for PROM programmers.  
Auto Program Command (10H or 50H) is written to the command  
latch in first write cycle, and the address and data to be  
programmed are latched in second write cycle. Then the address  
and data are latched on the falling edge and the rising edge of WE  
pulse, respectively. The program operation is initiated at the rising  
edge of WE in second write cycle, and program-verify begin auto-  
matically. So it is not necessary to program-verify mode after this.  
And the complete of Auto Program can be indicated by data  
polling.  
Data polling is the indication of the complete of Auto Program.  
During the Auto Program, on WE=VIH and CE=OE=VIL , the data of  
D0~D7 are the inverse of written datum. When Auto Program is  
completed, the written datum will be output. It is necessary to fix  
the address of written byte during data polling.  
Erase Command  
Erase Command is the command for chip-erase, and chip-erase is  
initiated by writing twice of the Erase Command (20H)  
consecutively to the command latch. The erase operation is  
initiated with the rising edge of the WE pulse and terminates in  
9.5ms, controlled by the internal timer. This two-step sequence for  
chip-erase prevents from erasing accidentally.  
(970407)  
3
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
MODE SELECTION  
Pins  
CE  
OE  
WE  
VPP  
Data I/O  
Mode  
Read  
VIL  
VIL  
VIH  
VIL  
VIL  
VIH  
VIL  
VIL  
VIH  
X
VIH  
VIH  
X
VPPL  
VPPL  
VPPL  
VPPH  
VPPH  
VPPH  
VPPH  
Data out  
Hi-Z  
Read-Only  
Output disable  
Stand by  
Read  
Hi-Z  
VIL  
VIH  
X
VIH  
VIH  
X
Data out  
Hi-Z  
Output disable  
Stand by  
Write  
Read/Write  
Hi-Z  
VIH  
VIL  
Data out  
Note 1 : X can be VIL or VIH  
ABSOLUTE MAXIMUM RATINGS  
Symbol  
Parameter  
Ratings  
–0.6~7  
Conditions  
Unit  
V
All input or output voltage except VPP/A9  
VPP supply voltage  
VI1  
With respect to Ground  
–0.6~14.0  
–0.6~13.5  
–10~80  
V
VI2  
A9 supply voltage  
V
VI3  
Topr  
Operating temperature  
Storage temperature  
°C  
°C  
Tstg  
–65~125  
SOFTWARE COMMAND DEFINITION  
First bus cycle  
Second bus cycle  
Address  
Command  
Mode  
Write  
Address  
X
Data I/O  
00H  
Mode  
–––  
Data I/O  
–––  
Read  
–––  
Program  
Program  
Address  
Write  
Write  
Write  
X
X
X
40H  
C0H  
Write  
Read  
Write  
Program Data  
Verify Data  
(Byte Program)  
Program verify  
X
Program  
Address  
10H or 50H  
Program Data  
Auto Program  
Erase (Chip Erase)  
Erase verify  
Write  
Write  
Write  
Write  
Write  
Write  
X
20H  
A0H  
30H  
FFH  
80H  
90H  
Write  
Read  
Write  
Write  
Read  
Read  
X
X
20H  
Verify Data  
30H  
Verify address  
X
X
X
X
X
Auto Erase  
Reset  
X
FFH  
ADI  
ADI  
DDI1  
Read device identifier code  
Read common device identifier code  
DDI2  
Note 2 : Write and read mode are defined in mode selection table.  
ADI = Address of Device Identifier : 00000H for manufacturer code, 00001H for device code.  
DDI1 = Data of Device Identifier : 1CH for manufacturer code, D9H for device code.  
DDI2 = Data of Common Device Identifier : 1CH for manufacturer code, D0H for device code.  
COMMON DEVICE IDENTIFIER CODE (not use the software command)  
Hex.  
Data  
Pins  
A0  
D7  
D6  
D5  
D4  
D3  
D2  
D1  
D0  
Code  
Manufacturer Code  
Device Code  
VIL  
VIH  
0
1
0
1
0
0
1
1
1
0
1
0
0
0
0
1CH  
D0H  
0
Note 3 : A9 = 11.5V~13.0V  
A1~A8, A10~A16, CE, OE = VIL, WE = VIH  
VCC = VPP = 5V±0.5V  
CAPACITANCE  
Limits  
Typ  
Parameter  
Test conditions  
Symbol  
Unit  
Min  
Max  
8
pF  
pF  
Input capacitance (Address, CE, OE, WE)  
Output capacitance  
CIN  
Ta = 25°C, f = 1MHz, Vin = Vout = 0V  
12  
COUT  
(970407)  
4
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
DC ELECTRICAL CHARACTERISTICS (Ta = 0~70°C, Vcc = 5V±0.5V, unless otherwise noted)  
Limits  
Typ  
Symbol  
Parameter  
Input leakage current  
Test conditions  
0V£VIN£VCC  
Unit  
Min  
Max  
10  
ILI  
µA  
µA  
Output leakage current  
0V£VOUT£VCC  
10  
ILO  
VCC = 5.5V, CE = VIH  
1
ISB1  
ISB2  
ICC1  
ICC2  
ICC3  
mA  
µA  
VCC stand-by current  
VCC = 5.5V, CE = VCC±0.2V  
VCC = 5.5V, CE = VIL, f = 11.8MHz, IOUT = 0mA  
100  
30  
VCC active read current  
VCC program current  
VCC erase current  
mA  
mA  
mA  
30  
VPP = VPPH  
VPP = VPPH  
30  
0V£VPP£VCC  
VCC<VPP£6.5V  
VPP = VPPH  
VPP = VPPH  
VPP = VPPH  
10  
µA  
100  
100  
30  
IPP1  
VPP read current  
VPP program current  
VPP erase current  
Input low voltage  
Input high voltage  
Output low voltage  
IPP2  
IPP3  
VIL  
mA  
mA  
V
30  
– 0.5  
2.0  
0.8  
Vcc+0.5  
0.45  
VIH  
V
VOL  
IOL = 5.8mA  
IOH = –2.5mA  
IOH = –100µA  
V
2.4  
Vcc–0.4  
0
VOH1  
VOH2  
VPPL  
VPPH  
Output high voltage  
V
VPP voltage during read-only mode  
VPP voltage during read/write mode  
6.5  
V
V
11.4  
12.0  
12.6  
AC ELECTRICAL CHARACTERISTICS (Ta = 0~70°C, Vcc = 5V±0.5V, unless otherwise noted)  
Read-Only Mode  
Limits  
M5M28F101A-85 M5M28F101A-10  
Parameter  
Symbol  
Unit  
Min  
85  
Max  
Min  
100  
Max  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
µs  
tRC  
tAVAV  
Read cycle time  
ta (AD) tAVQV  
ta (CE) tELQV  
ta (OE) tGLQV  
85  
85  
45  
Address access time  
100  
100  
50  
Chip enable access time  
Output enable access time  
tCLZ  
tOLZ  
tDF  
tELQX  
tGLQX  
tGHQZ  
tOH  
Chip enable to output in low Z  
Output enable to output in low Z  
Output enable high to output in low Z  
Output hold from CE, OE, addresses  
Write recovery time before read  
0
0
0
0
25  
25  
0
6
tOH  
0
6
tWRR tWHGL  
Note 4 : VCC must be applied simultaneously or before VPP and removed simultaneously or after VPP.  
Timing measurements are made under AC WAVEFORMS FOR READ OPERATIONS.  
(970407)  
5
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
Read/Write Mode  
Limits  
Symbol  
Parameter  
Unit  
M5M28F101A-85 M5M28F101A-10  
Min  
85  
Max  
Min  
100  
Max  
ns  
ns  
ns  
ns  
ns  
µs  
ns  
ns  
ns  
ns  
ns  
µs  
ms  
ns  
s
tWC  
tAS  
tAH  
tDS  
tDH  
tAVAV  
tAVWL  
tWLAX  
Write cycle time  
0
60  
50  
10  
6
0
60  
50  
10  
6
Address set-up time  
Address hold time  
tDVWH Data set-up time  
tWHDX  
Data hold time  
tWRR tWHGL  
tRRW tGHWL  
Write recovery time before read  
Read recovery time before write  
Chip enable set-up time  
Chip enable hold time  
0
0
tCS  
tCH  
tWP  
tELWL  
tWHEH  
tWLWH  
20  
0
20  
0
Write pulse width  
60  
20  
10  
9.5  
100  
1.7  
12  
1
60  
20  
10  
9.5  
100  
1.7  
12  
1
tWPH tWHWL  
Write pulse width high  
tDP  
tDE  
tWHWL1  
tWHWL2  
Duration of program operation  
Duration of erase operation  
Output enable hold time before status / data polling  
Duration of auto erase operation  
tOEH  
tDAEC  
12.5  
400  
12.5  
400  
Duration of auto program operation  
VPP set-up time to chip enable low  
Write pulse width (optional write)  
Write enable set-up time (optional write)  
Write enable hold time (optional write)  
Address set-up time (optional write)  
Address hold time (optional write)  
Data set-up time (optional write)  
µs  
µs  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
tDAP  
tVSC  
tOWP  
tOWS  
tOWH  
tOAS  
tOAH  
tODS  
tODH  
tVPEH  
70  
0
70  
0
0
0
0
0
55  
45  
20  
55  
45  
20  
Data hold time (optional write)  
Note 5 : a. Read timing parameters during read/write mode are the same as during read-only mode.  
b. VCC must be applied simultaneously or before VPP and removed simultaneously or after VPP.  
TEST CONDITIONS  
FOR AC CHARACTERISTICS  
AC WAVEFORMS FOR READ OPERATIONS  
Input voltage : VIL = 0.45V, VIH = 2.4V  
Input rise and fall times : £10ns  
Reference voltage  
at timing measurement : 1.5V  
Output load : 1TTL gate + CL  
(= 100pF)  
VIH  
ADDRESS VALID  
ADDRE-  
VIL  
SSES  
tRC  
VIH  
CE  
VIL  
ta (CE)  
or  
VIH  
OE  
VIL  
tWRR  
tDF  
1.3V  
VIH  
VIL  
1N914  
3.3kW  
WE  
ta (OE)  
tOLZ  
tOH  
VOH  
VOL  
HIGH-Z  
HIGH-Z  
DUT  
DATA  
VCC  
OUTPUT VALID  
tCLZ  
ta (AD)  
CL = 100pF  
5.0V  
GND  
(970407)  
6
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
AC WAVEFORMS FOR PROGRAM OPERATIONS  
PROGRAM VERIFY  
PROGRAM  
VIH  
ADDRESSES  
VIL  
tWC  
tAS  
tAH  
VIH  
CE  
VIL  
tCS  
tCH  
VIH  
VIL  
OE  
tWRR  
tWPH  
tDP  
tRRW  
VIH  
VIL  
WE  
ta (OE)  
ta (CE)  
tDH  
tWP  
tDS  
VIH  
VIL  
DATA  
VCC  
VPP  
40H  
DIN  
C0H  
DATA TO BE VERIFIED  
COMMAND SET  
DATA SET  
COMMAND SET  
5.0V  
0.0V  
tVSC  
tODH  
tODS  
VPPH  
VPPL  
tOAS  
tOWH  
tOWS  
OPTIONAL WRITE  
WE  
tOAH  
VIH  
VIL  
tOWP  
VIH  
VIL  
CE  
AC WAVEFORMS FOR ERASE OPERATIONS  
ERASE  
ERASE VERIFY  
VIH  
ADDRESSES  
VIL  
tWC  
tAH  
VIH  
CE  
VIL  
tAS  
tCS  
tCH  
VIH  
VIL  
OE  
tDE  
tWRR  
tWPH  
tRRW  
VIH  
VIL  
WE  
ta (OE)  
ta (CE)  
tDH  
tWP  
tDS  
VIH  
VIL  
DATA  
VCC  
VPP  
A0H  
20H  
20H  
DATA TO BE VERIFIED  
COMMAND SET  
COMMAND SET  
COMMAND SET  
5.0V  
0.0V  
tVSC  
VPPH  
VPPL  
(970407)  
7
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
AC WAVEFORMS FOR AUTO PROGRAM OPERATION  
PROGRAM / DATA POLLING  
VIH  
VIL  
ADDRESS  
VALID  
ADDRESS VALID  
ta (AD)  
ADDRESS VALID  
ADDRESSES  
tWC  
tAS  
tAH  
VIH  
VIL  
CE  
OE  
tCS  
ta (CE)  
tCH  
VIH  
VIL  
tWPH  
tOEH  
tRRW  
ta (OE)  
VIH  
VIL  
WE  
tDAP  
tDH  
tWP  
tDS  
VIH  
VIL  
10H  
or  
DATA  
VCC  
Din  
Din  
Din  
Din  
50H  
COMMAND SET  
DATA SET  
OUTPUT  
OUTPUT  
5.0V  
0.0V  
tVSC  
VPPH  
VPPL  
VPP  
AC WAVEFORMS FOR AUTO CHIP ERASE OPERATION  
ERASE / STATUS POLLING  
VIH  
ADDRESSES  
VIL  
tWC  
ta (CE)  
ta (OE)  
VIH  
CE  
VIL  
tCS  
tCH  
VIH  
OE  
VIL  
tWPH  
tOEH  
tRRW  
VIH  
VIL  
WE  
tDAEC  
tDH  
tWP  
30H  
COMMAND SET COMMAND SET  
tDS  
"1" /(FFH)  
VIH  
VIL  
DATA  
VCC  
30H  
"0"  
"0"  
D7 /  
(D0~D7)OUTPUT  
D7OUTPUT  
D7OUTPUT  
5.0V  
0.0V  
tVSC  
VPPH  
VPPL  
VPP  
(970407)  
8
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
PROGRAMMING AND ERASE ALGORITHM FLOW CHART  
PROGRAM :  
ERASE :  
INPUT DATA  
INPUT DATA  
START  
START  
VCC = 5V, VPP = VPPH  
ADDR = FIRST LOCATION  
X = 0  
VCC = 5V, VPP = VPPH  
YES  
ALL  
BYTES = 00H?  
NO  
WRITE PROGRAM  
COMMAND  
40H  
DIN  
PROGRAM ALL  
BYTES = 00H  
WRITE PROGRAM DATA  
DURATION = 10µs  
X = X + 1  
ADDR = FIRST LOCATION  
X = 0  
20H  
20H  
WRITE ERASE COMMAND  
WRITE ERASE COMMAND  
DURATION = 9.5ms  
X = X + 1  
WRITE PROGRAM-  
VERIFY COMMAND  
C0H  
DURATION = 6µs  
YES  
X = 25?  
WRITE ERASE-VERIFY  
COMMAND  
A0H  
NO  
DURATION = 6µs  
FAIL  
PASS  
VERIFY  
BYTE?  
VERIFY  
BYTE?  
YES  
X = 1000?  
NO  
PASS  
FAIL  
NO  
LAST ADDR?  
INC ADDR  
FAIL  
PASS  
VERIFY  
BYTE?  
VERIFY  
BYTE?  
YES  
PASS  
FAIL  
WRITE READ COMMAND  
VPP = VPPL  
NO  
LAST ADDR?  
INC ADDR  
DEVICE  
PASSED  
DEVICE  
FAILED  
YES  
WRITE READ COMMAND  
VPP = VPPL  
DEVICE  
PASSED  
DEVICE  
FAILED  
(Erase Complete)  
(970407)  
9
MITSUBISHI LSIs  
M5M28F101AFP,J,VP,RV-85,-10  
1048576-BIT (131072-WORD BY 8-BIT) CMOS FLASH MEMORY  
AUTO PROGRAM AND AUTO ERASE OPERATION  
AUTO PROGRAM :  
AUTO ERASE :  
INPUT DATA  
INPUT DATA  
START  
START  
VCC = 5.0V, VPP = VPPH  
VCC = 5.0V, VPP = VPPH  
WRITE AUTO PROGRAM  
SETUP COMMAND  
WRITE AUTOERASE  
SETUP COMMAND  
10H OR  
50H  
30H  
30H  
WRITE AUTO PROGRAM  
ADDRESS DATA  
WRITE AUTOERASE  
COMMAND  
DIN  
DATA POLLING  
STATUS POLLING  
ERASURE  
COMPLETE  
NO  
INCREMENT ADDR  
LAST ADDR?  
YES  
PROGRAMMING  
COMPLETE  
(970407)  
10  

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