AS7C1029 ALSC [Alliance Semiconductor Corporation], AS7C1029 Datasheet

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AS7C1029

Manufacturer Part Number
AS7C1029
Description
5V 256K X 4 CMOS SRAM (Center power and ground)
Manufacturer
ALSC [Alliance Semiconductor Corporation]
Datasheet
12/5/06, v. 1.0
Features
• Industrial (-40
• Organization: 262,144 x 4 bits
• High speed
• Low power consumption via chip deselect
• Easy memory expansion with CE, OE inputs
• Center power and ground
• TTL/LVTTL-compatible, three-state I/O
Logic block diagram
September 2006
Advance Information
- 12 ns address access time
- 6 ns output enable access time
GND
V
A0
A1
A2
A3
A4
A6
A7
A8
A5
A9
CC
o
to 85
10
A
11
A
o
Address decoder
12
C) temperature.
A
Input buffer
262,144 x 4
(262,144)
13
A
Array
5V 256K X 4 CMOS SRAM (Center power and ground)
14
A
15
A
16
A
17
A
Control
Alliance Memory
circuit
WE
OE
CE
I/O3
I/O0
Pin arrangement
• JEDEC-standard package
• ESD protection ≥ 2000 volts
- 32-pin, 400 mil SOJ
®
GND
I/O0
V
I/O1
WE
NC
NC
CE
A0
A1
A2
A3
A4
A5
A6
A7
CC
32-pin SOJ (400 mil)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Copyright © Alliance Memory. All rights reserved.
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A17
A16
A15
A14
A13
OE
I/O3
GND
V
I/O2
A12
A11
A10
A9
A8
NC
AS7C1029
CC
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Related parts for AS7C1029

AS7C1029 Summary of contents

Page 1

... JEDEC-standard package - 32-pin, 400 mil SOJ • ESD protection ≥ 2000 volts Pin arrangement I/O3 I/O0 WE Control OE circuit Alliance Memory AS7C1029 32-pin SOJ (400 mil) A17 A16 A15 A14 A13 28 CE ...

Page 2

... I/O pins with the data word referenced by the input address. When either chip enable or output enable is inactive or write enable is active, output drivers stay in high-impedance mode. All chip inputs and outputs are TTL-compatible, and operation is from a single 5 V supply. The AS7C1029 is packaged in common industry standard packages. ...

Page 3

... NOMINAL CC Symbol Signals C A, CE, WE I/O I/O Alliance Memory AS7C1029 Nominal Max 5.0 5.5 – 0.5 CC – 0.8 – 85 AS7C1029-12 Min = GND to V – – CC – OUT – ≥ V –0 Min – = Min 2.4 Test conditions Max V = 3dV 3dV ...

Page 4

... OH t CLZ t CHZ t OLZ t OHZ Falling input 3,6,7 Data valid 3,6,8,9 t RC1 OLZ Data valid 50% Alliance Memory AS7C1029 AS7C1029-12 Min Max Unit 12 – ns – – – – – – – ...

Page 5

... Data valid 10, Data valid Alliance Memory AS7C1029 AS7C1029-12 Max Unit Notes – ns – ns – – ns – – – – – – ...

Page 6

... All write cycle timings are referenced from the last valid address to the first transitioning address pF, except all high Z and low Z parameters where pF. 12/5/06, v. 1.0 ® 480 Ω D OUT 255 Ω 10% GND Figure Output load required to meet I specification Alliance Memory AS7C1029 Thevenin equivalent: 168 Ω D +1.728 V OUT ...

Page 7

... D e Pin 12/5/06, v. 1.0 ® Seating b plane Note: This part is compatible with both pin numbering conventions used by various manufacturers. Alliance Memory AS7C1029 32-pin SOJ 400 mil Symbol Min Max A 0.132 0.146 A1 0.025 - A2 0.105 0.115 B 0.026 0.032 b 0.015 ...

Page 8

... Ordering Codes Package Volt/Temp Plastic SOJ, 400 mil 5V industrial Part numbering system AS7C 1029C Device SRAM prefix Access time number 12/5/06, v. 1.0 ® AS7C1029-12JIN –XX X Temperature range Package industrial, -40° SOJ 400 mil C to 85° C Alliance Memory AS7C1029 LEAD FREE PART ...

Page 9

... Alliance products in such life-supporting systems implies that the manufacturer assumes all risk of such use and agrees to indemnify Alliance against all claims arising from such use. ® Copyright © Alliance Memory All Rights Reserved Part Number: AS7C1029 Document Version: v. 1.0 AS7C1029 ...

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