EDI2AG272129V12D1

更新时间:2024-09-18 05:55:05
品牌:WEDC
描述:2 Megabyte Sync/Sync Burst, Small Outline DIMM

EDI2AG272129V12D1 概述

2 Megabyte Sync/Sync Burst, Small Outline DIMM 2兆字节同步/同步突发,小外形DIMM

EDI2AG272129V12D1 数据手册

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EDI2AG272129V  
White Electronic Designs  
ADVANCED*  
2 Megabyte Sync/Sync Burst, Small Outline DIMM  
DESCRIPTION  
FEATURES  
The EDI2AG272129VxxD1 is a Synchronous/  
Synchronous Burst SRAM, 72 position SO DIMM (144  
contacts) Module, organized as 2x128Kx72. The Module  
contains four (4) Synchronous Burst Ram Devices,  
packaged in the industry standard JEDEC 14mmx20mm  
TQFP placed on a Multilayer FR4 Substrate. The  
module architecture is defined as a Sync/Sycn Burst,  
Flow-Through, with support for sequential burst. This  
module provides High Performance, 2-1-1-1 accesses  
when used in Burst Mode, and used as a Synchronous  
Only Mode, provides a high performance cost advantage  
over BiCMOS aysnchronous device architectures.  
2x128Kx72 Synchronous, Synchronous Burst  
Flow-Through Architecture  
Sequential Burst MODE  
Clock Controlled Registered Bank Enables (E1#, E2#)  
Clock Controlled Byte Write Mode Enable (BWE#)  
Clock Controlled Byte Write Enables  
(BW1# - BW8#)  
Clock Controlled Registered Address  
Clock Controlled Registered Global Write (GW#)  
Aysnchronous Output Enable (G#)  
Internally self-timed Write  
Gold Lead Finish  
3.3V 1ꢀ0 Operation  
Access Speed(s): TKHQV=8.5, 9, 1ꢀ, 12ns  
Common Data I/O  
High Capacitance (3ꢀpf) drive, at rated Access Speed  
Single total array Clock  
Synchronous Only operations are performed via  
strapping ADSC# Low, and ADSP# / ADV# High, which  
provides for Ultra Fast Accesses in Read Mode while  
providing for internally self-timed Early Writes.  
Synchronous/Synchronous Burst operations are in  
relation to an externally supplied clock, Registered  
Address, Registered Global Write, Registered Enables  
as well as anAsynchronous Output enable. This Module  
has been defined with full flexibility, which allows  
individual control of each of the eight bytes, as well as  
Quad Words in both Read and Write Operations.  
Multiple Vcc and Gnd  
*This product is under development, is not qualified or characterized and is subject to  
change or cancellation without notice.  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
PIN CONFIGURATION  
PIN SYMBOLS  
PIN NAMES  
PIN FUNCTION PIN FUNCTION  
PIN FUNCTION PIN  
FUNCTION  
DQ41  
DQ46  
DQ42  
DQ45  
DQ43  
DQ44  
VSS  
DQꢀ-DQ63  
Input/Output Bus  
1
VSS  
VSS  
37  
38  
39  
4ꢀ  
41  
42  
43  
44  
45  
46  
47  
48  
49  
5ꢀ  
51  
52  
53  
54  
55  
56  
57  
58  
59  
6ꢀ  
61  
62  
63  
64  
65  
66  
67  
68  
69  
7ꢀ  
71  
72  
DQꢀ  
DQ7  
DQ1  
DQ6  
DQ2  
DQ5  
DQ3  
DQ4  
VSS  
73  
74  
VSS  
VSS  
1ꢀ9  
11ꢀ  
111  
112  
113  
114  
115  
116  
117  
118  
119  
12ꢀ  
121  
122  
123  
124  
125  
126  
127  
128  
129  
13ꢀ  
131  
132  
133  
134  
135  
136  
137  
138  
139  
14ꢀ  
141  
142  
143  
144  
DQPꢀ-DQP7 Parity Bits  
2
Aꢀ-A16  
E1#, E2#  
BWE#  
Address Bus  
3
Aꢀ  
75  
BW4#  
DQP3  
VCC  
Synchronous Bank Enables  
Byte Write Mode Enable  
4
RFU  
A16  
A1  
76  
5
77  
BW1#-BW8# Byte Write Enables  
6
78  
VCC  
CK  
Array Clock  
7
A2  
79  
DQ24  
DQ31  
DQ25  
DQ3ꢀ  
DQ26  
DQ29  
DQ27  
DQ28  
VSS  
8
A15  
A14  
A3  
8ꢀ  
VSS  
GW#  
Synchronous Global write  
Enable  
9
81  
BW7#  
DQP6  
VCC  
1ꢀ  
11  
12  
13  
14  
15  
16  
17  
18  
19  
2ꢀ  
21  
22  
23  
24  
25  
26  
27  
28  
29  
3ꢀ  
31  
32  
33  
34  
35  
36  
VSS  
82  
G#  
Asynchronous Output  
Enable  
A4  
BW2#  
DQP1  
VCC  
83  
Vcc  
Vss  
3.3V Power Supply  
Gnd  
A13  
A12  
A5  
84  
VCC  
85  
DQ48  
DQ55  
DQ49  
DQ54  
DQ5ꢀ  
DQ53  
DQ51  
DQ52  
VSS  
VCC  
86  
A6  
DQ8  
DQ15  
DQ9  
DQ14  
DQ1ꢀ  
DQ13  
DQ11  
DQ12  
VSS  
87  
A11  
A1ꢀ  
A7  
88  
VSS  
89  
BW5#  
DQP4  
VCC  
9ꢀ  
A8  
91  
A9  
92  
VCC  
VCC  
VCC  
G#  
93  
DQ32  
DQ39  
DQ33  
DQ38  
DQ34  
DQ37  
DQ35  
DQ36  
VSS  
94  
VSS  
95  
BW8#  
DQP7  
VCC  
RFU  
GW#  
ADV#  
ADSP#  
ADSC#  
E1#  
VSS  
96  
BW3#  
DQP2  
VCC  
97  
98  
VCC  
99  
DQ56  
DQ63  
DQ57  
DQ62  
DQ58  
DQ61  
DQ59  
DQ6ꢀ  
VSS  
VCC  
1ꢀꢀ  
1ꢀ1  
1ꢀ2  
1ꢀ3  
1ꢀ4  
1ꢀ5  
1ꢀ6  
1ꢀ7  
1ꢀ8  
DQ16  
DQ23  
DQ17  
DQ22  
DQ18  
DQ21  
DQ19  
DQ2ꢀ  
CK  
VSS  
E2#  
BW6#  
DQP5  
VCC  
BWE#  
BW1#  
DQPꢀ  
VCC  
VCC  
VCC  
DQ4ꢀ  
DQ47  
VSS  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
2
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
FUNCTIONAL BLOCK DIAGRAM  
A0-16  
ADSC#  
ADSP#  
ADV#  
BWE#  
CK  
G#  
GW#  
ADSC#  
ADSP#  
ADV#  
BWE#  
CK  
DQ0-31  
DQP0-3  
DQ  
G#  
GW#  
E1#  
BW1-4#  
E#  
BW#  
U1  
ADSC#  
ADSP#  
ADV#  
BWE#  
CK  
DQ0-31  
DQP0-3  
DQ  
G#  
GW#  
E#  
BW#  
E2#  
U2  
ADSC#  
ADSP#  
ADV#  
BWE#  
CK  
DQ32-63  
DQP4-7  
DQ  
G#  
GW#  
E#  
BW#  
U3  
BW5-8#  
ADSC#  
ADSP#  
ADV#  
BWE#  
CK  
DQ32-63  
DQP4-7  
DQ  
G#  
GW#  
E#  
BW#  
U4  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
3
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
PIN DESCRIPTIONS  
DIMM  
Pins  
Symbol  
Type  
Description  
3, 6, 7, 1ꢀ, 11, 14  
15, 18, 19, 2ꢀ, 17  
16, 13, 12, 9, 8, 5  
Aꢀ-A16  
Input  
Synchronous  
Addresses: These inputs are registered and must meet the setup and hold times  
around the rising edge of CK. The burst counter generates internal addresses  
associated with Aꢀ and A1, during burst and wait cycle.  
33, 47, 61, 75,  
BW1#, BW2#,  
Input  
Synchronous  
Byte Write: A byte write is LOW for a WRITE cycle and HIGH for a READ cycle.  
BWꢀ# controls DQꢀ-7 and DQPꢀ, BW1# controls DQ8-15 and DQP1. BW2#  
controls DQ16-23 and DQP2. BW3# controls DQ24-31 and DQP3.  
BW4# controls DQ32-39 and DQP4. BW5# controls DQ4ꢀ-47 and DQP5.  
BW6#controls DQ48-55 and DQP6. BW7# controls DQ56-64 and DQP7.  
89, 1ꢀ3, 117, 131 BW3#, BW4#,  
BW5#, BW6#,  
BW7#, BW8#  
32  
25  
BWE#  
GW#  
Input  
Write Enable: This active LOW input gates byte write operations and must meet the  
setup and hold times around the rising edge of CK.  
Synchronous  
Input  
Synchronous  
Global Write: This active LOW input allows a full 72-bit WRITE to occur  
independent of the BWE# and BWx# lines and must meet the setup and hold times  
around the rising edge of CK.  
3ꢀ  
CK  
Input  
Synchronous  
Clock: This signal registers the addresses, data, chip enables, write control and  
burst control inputs on its rising edge. All synchronous inputs must meet setup and  
hold times around the clock’s rising edge.  
29, 31  
23  
E1#, E2#  
G#  
Input  
Bank Enables: These active LOW inputs are used to enable each individual bank  
and to gate ADSP#.  
Synchronous  
Input  
Output Enable: This active LOW asynchronous input enables the data output  
drivers.  
26  
ADV#  
ADSP#  
Input  
Address Status Processor: This active LOW input is used to control the internal  
burst counter. A HIGH on this pin generates wait cycle (no address advance)  
Synchronous  
27  
Input  
Synchronous  
Address Status Processor: This active LOW input, along with EL# and EH# being  
LOW, causes a new external address to be registered and a READ cycle is initiated  
using the new address.  
28  
ADSC#  
DQꢀ-63  
DQPꢀ-7  
Input  
Address Status Controller: This active LOW input causes device to be de-selected  
or selected along with new external address to be registered.  
Synchronous  
A READ or WRITE cycle is initiated depending upon write control inputs.  
Various  
Input/Output  
Input/Output  
Data Inputs/Outputs: First byte is DQꢀ-7, second byte is DQ8-15, third byte is  
DQ16-23, fourth byte is DQ24-31, fifth byte is DQ32-39, sixth byte is  
DQ4ꢀ-47, seventh byte is DQ48-55 and the eight byte is DQ56-64.  
38, 48, 62,  
76, 9ꢀ, 1ꢀ4,  
118, 132  
Parity Inputs/Outputs: DQPꢀ is parity bit for DQꢀ-7. DQP1 is parity bit for DQ8-15.  
DQP2 is parity bit for DQ16-23. DQP3 is parity bit for DQ24-31. DQP4# is parity  
bit for DQ32-39. DQP5 is parity bit for DQ4ꢀ-47. DQP6# is parity bit for DQ48-55.  
DQP7 is parity bit for DQ56-64 and DQP7. In order to use the device configured as  
a 128K x 64, the parity bits need to be tied to Vss through a 1ꢀK ohm resistor.  
Various  
Various  
Vcc  
Vss  
Supply  
Ground  
Core power supply: +3.3V -50/ + 1ꢀ0  
Ground  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
4
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
SYNCHRONOUS BURST - TRUTH TABLE  
Operation  
E1#  
H
X
L
E2#  
X
H
H
H
L
ADSP# ADSC# ADV# GW#  
G#  
X
X
L
CK  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
L-H  
DQ  
Addr. Used  
None  
Deselected Cycle, Power Down; Bank 1  
Deselected Cycle, Power Down; Bank 2  
Read Cycle, Begin Burst; Bank 1  
Read Cycle, Begin Burst; Bank 1  
Read Cycle, Begin Burst; Bank 2  
Read Cycle, Begin Burst; Bank 2  
Write Cycle, Begin Burst; Bank 1  
Write Cycle, Begin Burst; Bank 2  
Read Cycle, Begin Burst; Bank 1  
Read Cycle, Begin Burst; Bank 1  
Read Cycle, Begin Burst; Bank 2  
Read Cycle, Begin Burst; Bank 2  
Read Cycle, Continue Burst; Bank 1  
Read Cycle, Continue Burst; Bank 1  
Read Cycle, Continue Burst; Bank 2  
Read Cycle, Continue Burst; Bank 2  
Read Cycle, Continue Burst; Bank 1  
Read Cycle, Continue Burst; Bank 1  
Read Cycle, Continue Burst; Bank 2  
Read Cycle, Continue Burst; Bank 2  
Write Cycle, Continue Burst; Bank 1  
Write Cycle, Continue Burst; Bank 1  
Write Cycle, Continue Burst; Bank 2  
Write Cycle, Continue Burst; Bank 2  
Read Cycle, Suspend Burst; Bank 1  
Read Cycle, Suspend Burst; Bank 1  
Read Cycle, Suspend Burst; Bank 2  
Read Cycle, Suspend Burst; Bank 2  
Read Cycle, Suspend Burst; Bank 1  
Read Cycle, Suspend Burst; Bank 1  
Read Cycle, Suspend Burst; Bank 2  
Read Cycle, Suspend Burst; Bank 2  
Write Cycle, Suspend Burst; Bank 1  
Write Cycle, Suspend Burst; Bank 1  
Write Cycle, Suspend Burst; Bank 2  
Write Cycle, Suspend Burst; Bank 2  
X
X
L
L
L
X
X
X
X
X
X
X
X
X
X
X
X
L
X
X
X
X
X
X
L
High-Z  
High-Z  
None  
X
X
X
X
L
Q
External  
External  
External  
External  
External  
External  
External  
External  
External  
External  
Next  
L
L
H
L
High-Z  
H
H
L
L
Q
L
L
H
X
X
L
High-Z  
H
L
H
H
H
H
H
H
X
X
X
X
X
X
X
X
H
X
H
X
H
H
H
H
X
X
X
X
H
X
H
X
D
H
L
L
L
D
H
H
L
L
H
H
H
H
H
H
H
H
H
H
H
H
L
Q
L
L
H
L
High-Z  
H
H
X
X
H
H
H
H
H
H
X
H
H
H
X
X
H
H
H
H
H
H
X
H
H
H
L
Q
L
L
H
L
High-Z  
H
H
X
X
H
H
H
H
H
H
X
H
H
H
X
X
H
H
H
H
H
H
X
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Q
L
H
L
High-Z  
Next  
L
Q
Next  
L
H
L
High-Z  
Next  
L
Q
Next  
L
H
L
High-Z  
Next  
L
Q
Next  
L
H
X
X
X
X
L
High-Z  
Next  
L
D
Next  
L
L
D
Next  
L
L
D
Next  
L
L
D
Next  
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
Q
Current  
Current  
Current  
Current  
Current  
Current  
Current  
Current  
Current  
Current  
Current  
Current  
H
L
High-Z  
Q
H
L
High-Z  
Q
H
L
High-Z  
Q
H
X
X
X
X
High-Z  
D
D
D
D
L
L
L
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
5
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
SYNCHRONOUS ONLY - TRUTH TABLE  
Operation  
E1#  
L
E2#  
H
GW#  
G#  
H
L
ZZ  
L
CK  
DQ  
High-Z  
Synchronous Write-Bank 1  
Synchronous Read-Bank 1  
Synchronous Write-Bank 2  
Synchronous Read-Bank 2  
L
H
L
L
H
L
H
H
L
L
H
L
L
L
High-Z  
H
ABSOLUTE MAXIMUM RATINGS*  
RECOMMENDED DC OPERATING CONDITIONS  
Voltage on VCC Relative to VSS  
VIN  
Storage Temperature  
Operating Temperature (Commercial)  
Operating Temperature (Industrial)  
Short Circuit Output Current  
-ꢀ.5V to +4.6V  
-ꢀ.5V to VCC +ꢀ.5V  
-55°C to +125°C  
ꢀ°C to +7ꢀ°C  
-4ꢀ°C to +85°C  
1ꢀ mA  
Parameter  
Sym  
Min  
Typ  
Max  
Units  
Supply Voltage  
Supply Voltage  
Input High  
Input Low  
Input Leakage  
Output Leakage  
VCC  
VSS  
VIH  
VIL  
ILI  
3.14  
ꢀ.ꢀ  
1.1  
-ꢀ.3  
-2  
3.3  
ꢀ.ꢀ  
3.ꢀ  
ꢀ.ꢀ  
1
3.6  
ꢀ.ꢀ  
VCC+ꢀ.3  
ꢀ.3  
2
V
V
V
V
µA  
µA  
ILO  
-2  
1
2
*Stress greater than those listed under “Absolute Maximum Ratings” may  
cause permanent damage to the device. This is a stress rating only and  
functional operation of the device at these or any other conditions greater  
than those indicated in operational sections of this specifications is not  
implied. Exposure to absolute maximum rating conditions for extended  
periods may affect reliability.  
DC ELECTRICAL CHARACTERISTICS - READ CYCLE  
Max  
Description  
SYM  
Typ  
Units  
8.5  
9
10  
12  
Power Supply Current  
Power Supply Current Device  
Selected, No Operation  
Icc1  
Icc  
1.6  
2.2  
2.1  
2.1  
2.ꢀ  
A
A
75ꢀ  
1.5  
1.5  
1.ꢀ  
1.ꢀ  
CMOS Standby  
Clock Running-Deselect  
Icc3  
IccK  
25ꢀ  
6ꢀꢀ  
3ꢀꢀ  
1ꢀꢀꢀ  
3ꢀꢀ  
1ꢀꢀꢀ  
3ꢀꢀ  
75ꢀ  
3ꢀꢀ  
75ꢀ  
mA  
mA  
AC TEST LOAD  
AC TEST CONDITIONS  
Input Pulse Levels  
VSS to 3.ꢀV  
1.25V  
DQ  
Input and Output Timing Ref.  
Output Test equivalencies  
Z
= 50 Ω  
0
50  
Fig. 1  
Output Load Equivalent  
Vt = 1.25V  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
6
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
BURST ADDRESS TABLE (MODE=NC/VCC)  
BURST ADDRESS TABLE (MODE=GND)  
First  
Second  
Address  
(internal)  
A-Aꢀ1  
A-Aꢀꢀ  
A-A11  
A-A1ꢀ  
Third  
Fourth  
First  
Second  
Address  
(internal)  
A-Aꢀ1  
A-A1ꢀ  
A-A11  
A-Aꢀꢀ  
Third  
Fourth  
Address  
Address  
Address  
Address  
Address  
(external)  
A-Aꢀꢀ  
Address  
(external)  
A-Aꢀꢀ  
(internal)  
A-A1ꢀ  
A-A11  
A-Aꢀꢀ  
A-Aꢀ1  
(internal)  
A-A11  
A-A1ꢀ  
A-Aꢀ1  
A-Aꢀꢀ  
(internal)  
A-A1ꢀ  
A-A11  
A-Aꢀꢀ  
A-Aꢀ1  
(internal)  
A-A11  
A-Aꢀꢀ  
A-Aꢀ1  
A-A1ꢀ  
A-Aꢀ1  
A-A1ꢀ  
A-A11  
A-Aꢀ1  
A-A1ꢀ  
A-A11  
READ CYCLE TIMING PARAMETERS  
8.5ns  
9ns  
10ns  
12ns  
Units  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
Description  
Clock Cycle Time  
Clock High Time  
Clock Low Time  
Clock to Output Valid  
Clock to Output Invalid  
Clock to Output Low-Z  
Output Enable to Output Valid  
Output Enable to Output Low-Z  
Output Enable to Output High-Z  
Address Setup  
Bank Enable Setup  
Address Hold  
Bank Enable Hold  
Sym  
tKHKH  
Min  
Max  
Min  
1ꢀ  
4
Max  
Min  
12  
5
Max  
Min Max  
15  
5
*
*
*
*
*
*
*
*
*
*
*
*
*
*
tKHKL  
tKLKH  
tKHQV  
tKHQX1  
tKHQX  
tGLQV  
tGLQX  
tGHQZ  
tAVKH  
tEVKH  
tKHAX  
tKHEX  
*
*
*
*
*
*
*
*
*
*
*
*
4
5
5
9
1ꢀ  
12  
3
2
3
2
3
2
4
4
4
4
5
5
2.5  
2.5  
1.ꢀ  
1.ꢀ  
2.5  
2.5  
1.ꢀ  
1.ꢀ  
2.5  
2.5  
1.ꢀ  
1.ꢀ  
*TBD  
SYNCHRONOUS ONLY READ CYCLE  
t
KHKH  
t
KLKH  
t
KHKL  
CK  
t
AVKH  
EX#  
Addr 1  
Addr 1  
Addr 2  
ADDR  
t
KHAX  
t
KHQV  
G#  
GW#  
DQ  
t
GLQV  
t
GLQX  
t
KHQX  
Q(Addr 1)  
Q(Addr 1)  
Q(Addr 2)  
t
KHQZ  
t
KHQX1  
Read Cycle  
Back to Back Read  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
7
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
SYNC-BURST READ CYCLE  
tKHKH  
tKHKL  
tKLKH  
CK  
t
SPVKH  
tKHSPX  
ADSP#  
t
SCVKH  
tKHSCX  
ADSC#  
ADDR  
t
AVKH  
t
KHAX  
BWx#,  
GW#  
tEVKH  
tKHEX  
EX#  
tAVVKH  
tKHAVX  
ADV#  
G#  
tGHQX  
tKHQV  
tGLQV  
t
GHQZ  
tGLQX  
DQ  
tKHQX  
tKHQX  
Burst Read Cycle  
Read Cycle  
WRITE CYCLE TIMING PARAMETERS  
8.5ns  
Min Max  
9ns  
10ns  
Max  
12ns  
Min Max  
Units  
ns  
Description  
Clock Cycle Time  
Sym  
tKHKH  
Min  
1ꢀ  
Max  
Min  
12  
15  
Clock High Time  
tKHKL  
4
5
5
ns  
Clock Low Time  
Address Setup  
Address Hold  
Bank Enable Setup  
Bank Enable Hold  
Global Write Enable Setup  
Global Write Enable Hold  
Data Setup  
tKLKH  
tAVKH  
tKHAX  
tEVKH  
tKHEX  
tWVKH  
tKHWX  
tDVKH  
tKHDX  
4
5
5
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
2.5  
1.ꢀ  
Data Hold  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
8
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
SYNC (NON-BURST) WRITE CYCLE  
t
KHKH  
t
AVKH  
t
KHKL  
tKLKH  
t
KHAX  
CK  
Ex#  
ADDR  
Addr 1  
Addr 1  
Addr 2  
t
KHGWH  
KHGH  
t
GWLKH  
GW#  
G#  
t
DQ  
t
KHDX  
t
DVKH  
t
GHKH  
Write Cycle  
Back to Back Writes  
SYNCBURST WRITE CYCLE  
t
KHKH  
t
KHKL  
tKLKH  
CK  
ADSP#  
ADSC#  
ADDR  
t
AVKH  
t
KHAX  
BWx#  
GW#  
tEVKH  
tKHEX  
Ex#  
tAVVKH  
tKHAVX  
ADV#  
G#  
t
DVKH  
t
KHQX  
DQ  
tKHQX  
Early Write Cycle  
Burst - Late Write - Cycle  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
9
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
SYNC (NON-BURST) READ/WRITE CYCLE  
t
KHKH  
t
KHKL  
t
KLKH  
CK  
t
AVKH  
CE#  
Addr 1  
Addr 2  
ADDR  
tKHQV  
tKHDX  
G#  
GW#  
t
KHQX  
DQ  
Q (Addr 1)  
D (Addr 2)  
t
KHDX  
t
DVKH  
Read Cycle  
Write Cycle  
Back to Back Cycles  
G# Controlled  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
10  
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  
EDI2AG272129V  
White Electronic Designs  
ADVANCED  
PACKAGE DESCRIPTION  
Package No. 409  
144 Lead  
SO DIMM  
2.667 MAX.  
0.175  
MAX.  
0.157  
R18  
R17  
1.000  
MAX.  
U1  
U3  
0.788  
P1  
0.181 TYP  
0.913  
1.112  
1.291  
1.490  
ORDERING INFORMATION  
Part Number  
Organization  
Voltage  
Speed (ns)  
Package  
2x128Kx72  
2x128Kx72  
2x128Kx72  
2x128Kx72  
144 SO-DIMM  
144 SO-DIMM  
144 SO-DIMM  
144 SO-DIMM  
EDI2AG272129V85D1*  
EDI2AG272129V9D1*  
EDI2AG272129V1ꢀD1  
EDI2AG272129V12D1  
*Consult Factory for Availability  
3.3  
3.3  
3.3  
3.3  
8.5  
9
1ꢀ  
12  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
July 1999  
Rev 1  
11  
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com  

EDI2AG272129V12D1 相关器件

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