WS512K32-120G2TCEA [WEDC]
暂无描述;型号: | WS512K32-120G2TCEA |
厂家: | WHITE ELECTRONIC DESIGNS CORPORATION |
描述: | 暂无描述 存储 内存集成电路 静态存储器 |
文件: | 总6页 (文件大小:266K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
WS512K32-XXX
White Electronic Designs
512Kx32 SRAM MODULE, SMD 5962-94611
FEATURES
■
Access Times of 70, 85, 100, 120ns
■
■
■
5V Power Supply
Low Power CMOS
■
Packaging
• 68 lead, Hermetic CQFP (G2T)1, 22.4mm (0.880
inch) square. 4.57mm (0.180 inch) high (Package
509)
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
■
Weight
■
■
■
Organized as 512Kx32, User Configurable as
1Mx16 or 2Mx8
• WS512K32-XG2TX1 - 8 grams typical
Commercial, Industrial and Military Temperature
Ranges
Note 1: Package Not Recommended for New Designs.
This product is subject to change without notice.
TTL Compatible Inputs and Outputs
FIGURE 1 – PIN CONFIGURATION FOR WS512K32-XG2TX1
TOP VIEW
PIN DESCRIPTION
I/O0-31 Data Inputs/Outputs
A0-18 Address Inputs
WE#1-4 Write Enables
CS#1-4 Chip Selects
9
8
7
6
5
4
3
2
1
68 67 66 65 64 63 62 61
60
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
0
1
2
3
4
5
6
7
I/O16
I/O17
I/O18
I/O19
I/O20
I/O21
I/O22
I/O23
GND
I/O24
I/O25
I/O26
I/O27
I/O28
I/O29
I/O30
I/O31
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
OE#
VCC
GND
NC
Output Enable
Power Supply
Ground
Not Connected
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
BLOCK DIAGRAM
WE#
1
CS#
1
WE#
3
CS#
3
4 4
WE# CS#
WE#
2 2
CS#
OE#
A0-18
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
512K x 8
512K x 8
512K x 8
512K x 8
8
8
8
8
I/O16-23
I/O24-31
I/O0-7
I/O8-15
Note 1: Package Not Recommended for New Designs.
March 2005
Rev. 4
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WS512K32-XXX
White Electronic Designs
ABSOLUTE MAXIMUM RATINGS
CAPACITANCE
TA = +25°C
Parameter
Symbol Min
Max
+125
+150
Unit
°C
°C
V
°C
V
Parameter
Symbol Conditions
COE VIN = 0 V, f = 1.0 MHz 50 pF
CWE VIN = 0 V, f = 1.0 MHz 15 pF
Max Unit
Operating Temperature
Storage Temperature
Signal Voltage Relative to GND
Junction Temperature
Supply Voltage
TA
TSTG
VG
-55
-65
OE# capacitance
WE#1-4 capacitance
CQFP G2T
-0.5 VCC+0.5
150
TJ
CS#1-4 capacitance
Data I/O capacitance
Address input capacitance
CCS VIN = 0 V, f = 1.0 MHz 20 pF
CI/O VI/O = 0 V, f = 1.0 MHz 20 pF
CAD VIN = 0 V, f = 1.0 MHz 50 pF
VCC
-0.5
7.0
This parameter is guaranteed by design but not tested.
RECOMMENDED OPERATING CONDITIONS
Parameter
Supply Voltage
Input High Voltage
Input Low Voltage
Operating Temp (Mil)
Symbol
VCC
VIH
VIL
TA
Min
4.5
2.2
-0.5
-55
Max
5.5
VCC + 0.3
+0.8
Unit
V
V
V
°C
LOW CAPACITANCE CQFP
TA = +25°C
Parameter
Symbol
Conditions
Max Unit
+125
OE# capacitance
COE
CWE
CCS
CI/O
CAD
VIN = 0 V, f = 1.0 MHz 32 pF
VIN = 0 V, f = 1.0 MHz 32 pF
VIN = 0 V, f = 1.0 MHz 15 pF
VI/O = 0 V, f = 1.0 MHz 15 pF
VIN = 0 V, f = 1.0 MHz 32 pF
CQFP G4 capacitance
CS#1-4 capacitance
Data I/O capacitance
Address input capacitance
TRUTH TABLE
CS# OE#
WE#
X
H
H
L
Mode
Standby
Read
Out Disable
Write
Data I/O
High Z
Data Out
High Z
Power
H
L
L
L
X
L
H
X
Standby
Active
Active
Active
This parameter is guaranteed by design but not tested.
Data In
DC CHARACTERISTICS
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Input Leakage Current
Output Leakage Current
Operating Supply Current x 32 Mode
Standby Current
Output Low Voltage
Symbol
ILI
ILO
ICC x 32
ISB
Conditions
VCC = 5.5, VIN = GND to VCC
CS# = VIH, OE# = VIH, VOUT = GND to VCC
CS# = VIL, OE# = VIH, f = 5MHz, VCC = 5.5
CS# = VIH, OE# = VIH, f = 5MHz, VCC = 5.5
IOL = 2.1mA, VCC = 4.5
Min
Max
10
10
200
4.0
0.4
Units
µA
µA
mA
mA
V
VOL
Output High Voltage
VOH
IOH = -1.0mA, VCC = 4.5
2.4
V
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
DATA RETENTION CHARACTERISTICS
(TA = -55°C to +125°C)
Parameter
Data Retention Supply Voltage
Data Retention Current
Symbol
VDR
Conditions
CS# ≥ VCC -0.2V
VCC = 3V
Min
2.0
Typ
0.4
Max
5.5
1.6
Units
V
ICCDR1
mA
March 2005
Rev. 4
2
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WS512K32-XXX
White Electronic Designs
AC CHARACTERISTICS
VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C
Parameter
Read Cycle
-70
-85
-100
-120
Symbol
Units
Min
Max
Min
Max
Min
Max
Min
Max
Read Cycle Time
Address Access Time
tRC
tAA
70
85
100
120
ns
ns
ns
ns
ns
ns
ns
ns
ns
70
85
100
120
Output Hold from Address Change
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output in Low Z
Output Enable to Output in Low Z
Chip Disable to Output in High Z
Output Disable to Output in High Z
tOH
tACS
tOE
5
5
5
5
70
35
85
40
100
50
120
60
1
tCLZ
10
5
10
5
10
5
10
5
1
tOLZ
tCHZ
tOHZ
1
25
25
25
25
35
35
35
35
1
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C
Parameter
Write Cycle
Write Cycle Time
Chip Select to End of Write
Address Valid to End of Write
Data Valid to End of Write
Write Pulse Width
Address Setup Time
Address Hold Time
-15*
-17
-20
-25
Symbol
Units
Min
70
60
60
30
50
0
Max
Min
85
75
75
30
50
0
Max
Min
100
80
80
40
60
0
Max
Min
120
100
100
40
60
0
Max
tWC
tCW
tAW
tDW
tWP
tAS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
tAH
5
5
5
5
5
5
5
5
1
Output Active from End of Write
Write Enable to Output in High Z
Data Hold from Write Time
tOW
1
tWHZ
25
25
35
35
tDH
0
0
0
0
1. This parameter is guaranteed by design but not tested.
AC TEST CONDITIONS
FIGURE 2 – AC TEST CIRCUIT
Parameter
Typ
Unit
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
Output Timing Reference Level
NOTES:
VIL = 0, VIH = 3.0
V
ns
V
5
1.5
1.5
IOL
Current Source
V
V
I
Z is programmable from -2V to +7V.
OL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
Z is typically the midpoint of VOH and VOL
OL & IOH are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
VZ 1.5V
(Bipolar Supply)
D.U.T.
Ceff+50pf
V
.
I
IOH
Current Source
March 2005
Rev. 4
3
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WS512K32-XXX
White Electronic Designs
FIGURE 3 – TIMING WAVEFORM - READ CYCLE
tRC
ADDRESS
CS#
tRC
tAA
ADDRESS
DATA I/O
tAA
tACS
tCLZ
t
CHZ
tOH
OE#
DATA VALID
PREVIOUS DATA VALID
tOE
tOHZ
DATA VALID
tOLZ
DATA I/O
READ CYCLE 1 (CS# = OE# = VIL, WE# = VIH
)
HIGH IMPEDANCE
READ CYCLE 2 (WE# = VIH
)
FIGURE 4 – WRITE CYCLE - WE# CONTROLLED
tWC
ADDRESS
tAW
tAH
tCW
CS#
tAS
tWP
WE#
tOW
tDH
tWHZ
tDW
DATA I/O
DATA VALID
WRITE CYCLE 1, WE# CONTROLLED
FIGURE 5 – WRITE CYCLE - CS# CONTROLLED
tWC
ADDRESS
tAW
tAH
tAS
tCW
CS#
tWP
WE#
tDW
tDH
DATA I/O
DATA VALID
WRITE CYCLE 2, CS# CONTROLLED
March 2005
Rev. 4
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WS512K32-XXX
White Electronic Designs
PACKAGE 509: 68 LEAD, CERAMIC QUAD FLAT PACK, CQFP (G2T)1
25.15 (0.990) 0.26 (0.010) SQ
4.57 (0.180) MAX
22.36 (0.880) 0.26 (0.010) SQ
0.27 (0.011) 0.04 (0.002)
0.25 (0.010) REF
24.03 (0.946)
0.26 (0.010)
R 0.25
(0.010)
0.19 (0.007)
0.06 (0.002)
1° / 7°
1.0 (0.040)
0.127 (0.005)
23.87
(0.940) REF
DETAIL A
1.27 (0.050) TYP
SEE DETAIL “A”
0.38 (0.015) 0.05 (0.002)
20.3 (0.80) REF
Note 1: Package Not Recommended for New Designs.
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
March 2005
Rev. 4
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WS512K32-XXX
White Electronic Designs
ORDERING INFORMATION
W S 512K 32 - XXX X X X
LEAD FINISH:
Blank
A
=
=
Gold plated leads
Solder dip leads
DEVICE GRADE:
Q
M
I
=
=
=
=
MIL-STD-883 Compliant
Military Screened
Industrial
-55°C to +125°C
-40°C to 85°C
0°C to +70°C
C
Commercial
PACKAGE TYPE:
G2T1
22.4mm Ceramic Quad Flat Pack, Low Profile CQFP (Package 509)
=
ACCESS TIME (ns)
ORGANIZATION, 512Kx32
User configurable as 1Mx16 or 2Mx8
SRAM
WHITE ELECTRONIC DESIGNS CORP.
Note 1: Package Not Recommended for New Designs.
DEVICE TYPE
SPEED
120ns
100ns
85ns
PACKAGE
SMD NO.
512K x 32 SRAM Module
512K x 32 SRAM Module
512K x 32 SRAM Module
512K x 32 SRAM Module
68 lead CQFP (G2T)1
68 lead CQFP (G2T)1
68 lead CQFP (G2T)1
68 lead CQFP (G2T)1
5962-94611 01HMX
5962-94611 02HMX
5962-94611 03HMX
5962-94611 04HMX
70ns
March 2005
Rev. 4
6
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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