AS7C31024B-15TCN Alliance Semiconductor, AS7C31024B-15TCN Datasheet

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AS7C31024B-15TCN

Manufacturer Part Number
AS7C31024B-15TCN
Description
AS7C31024B-15TCN3.3V 128K X 8 CMOS SRAM
Manufacturer
Alliance Semiconductor
Datasheet
March 2004
Logic block diagram
GND
Selection guide
Features
• Industrial and commercial temperatures
• Organization: 131,072 words x 8 bits
• High speed
• Low power consumption: ACTIVE
• Low power consumption: STANDBY
• 6T 0.18u CMOS technology
V
Maximum address access time
Maximum output enable access time
Maximum operating current
Maximum CMOS standby current
A0
A1
A2
A3
A4
A5
A6
A7
A8
3/24/04, v.1.2
- 10/12/15/20 ns address access time
- 5, 6, 7, 8 ns output enable access time
- 252 mW / max @ 10 ns
- 18 mW / max CMOS
CC
Column decoder
512 x 256 x 8
(1,048,576)
Input buffer
Array
Control
circuit
Alliance Semiconductor
3.3V 128K X 8 CMOS SRAM
-10
10
70
5
5
WE
OE
CE1
CE2
I/O7
I/O0
Pin arrangement
• Easy memory expansion with CE1, CE2, OE inputs
• TTL/LVTTL-compatible, three-state I/O
• 32-pin JEDEC standard packages
• ESD protection ≥ 2000 volts
• Latch-up current ≥ 200 mA
- 300 mil SOJ
- 400 mil SOJ
- 8 × 20mm TSOP 1
- 8 x 13.4mm sTSOP 1
-12
12
65
6
5
®
CE2
A13
A15
V
A16
A14
A12
A11
WE
NC
A9
A8
CC
A7
A6
A5
A4
GND
I/O0
I/O1
I/O2
A16
A14
A12
32-pin (8 x 13.4mm) sTSOP1
NC
A7
A6
A5
A4
A3
A2
A1
A0
32-pin (8 x 20mm) TSOP I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32-pin SOJ (300 mil)
32-pin SOJ (400 mil)
-15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
15
60
7
5
Copyright © 2003 Alliance Semiconductor. All rights reserved.
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
A15
CE2
WE
A13
A8
A9
A11
OE
A10
CE1
I/O7
I/O6
I/O5
I/O4
I/O3
CC
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
-20
AS7C31024B
20
55
8
5
OE
A10
CE1
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
A3
P. 1 of 9
Unit
mA
mA
ns
ns

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AS7C31024B-15TCN Summary of contents

Page 1

... CE2 CE1 circuit A15 CE2 A16 A14 A12 -12 - Alliance Semiconductor AS7C31024B 32-pin SOJ (300 mil) 32-pin SOJ (400 mil A15 A16 2 31 CE2 A14 3 30 A12 A13 ...

Page 2

... Functional description The AS7C31024B is a high performance CMOS 1,048,576-bit Static Random Access Memory (SRAM) device organized as 131,072 words x 8 bits designed for memory applications where fast data access, low power, and simple interfacing are desired. Equal address access and cycle times (t AA high performance applications ...

Page 3

... V IN ≥ V –0.2V – Min CC 2.4 – = Min NOMINAL) CC Symbol Signals C A, CE1, CE2, WE I/O I/O Alliance Semiconductor AS7C31024B Nominal Max Unit 3.3 3.6 – 0.5 CC – 0.8 °C – 70 -12 -15 -20 Min Max Min Max Min Max – 1 – 1 – ...

Page 4

... PU t – 10 – Falling input 3,6,7,9, Data valid 3,6,8,9,12 t RC1 OLZ Data valid 50% Alliance Semiconductor AS7C31024B -15 -20 Min Max Min Max Unit 15 – – 15 – – 15 – – 15 – – 7 – 8 ...

Page 5

... – 0 – – 5 – – 1 – OW 10,11, Data valid Alliance Semiconductor AS7C31024B -15 -20 Unit Notes 15 – 20 – – 12 – – 12 – – 12 – – 0 – – 12 – ...

Page 6

... pF, except all high Z and low Z parameters where pF. 14 N/A 3/24/04, v.1.2 ® 10,11, CW1 CW2 Data valid on CE1 is required to meet I specification Alliance Semiconductor AS7C31024B Thevenin equivalent: 168Ω D +1.728V OUT +3.3V 320Ω D OUT 13 255Ω C GND Figure B: 3.3V Output load ...

Page 7

... 3/24/04, v.1.2 ® Seating b Plane α pin 1 pin 32 pin 16 pin 17 Alliance Semiconductor AS7C31024B 32-pin SOJ 300 32-pin SOJ 400 mil mil Min Max Min Max A 0.128 0.145 0.132 0.146 A1 0.025 - 0.025 A2 0.095 0.105 0.105 0.115 B 0.026 0.032 ...

Page 8

... SRAM Device 3 = 3.3 V CMOS prefix number 3/24/04, v.1.2 ® AS7C31024B-10TJC AS7C31024B-12TJC AS7C31024B-10JC AS7C31024B-12JC AS7C31024B-10TC AS7C31024B-12TC AS7C31024B-10STC AS7C31024B-12STC AS7C31024B-15STC AS7C31024B-20STC AS7C31024B-10TJCN) –XX X Package TSOP1 8×20 mm Access ST = sTSOP1 8 x 13.4 mm time J = SOJ 400 mil TJ = SOJ 300 mil Alliance Semiconductor AS7C31024B AS7C31024B-15TJC ...

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 Semiconductor All Rights Reserved Part Number: AS7C31024B Document Version: v.1.2 AS7C31024B ...

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