AS7C256A15JIN Alliance Semiconductor, AS7C256A15JIN Datasheet

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AS7C256A15JIN

Manufacturer Part Number

AS7C256A15JIN

Description

SOJ28

Manufacturer

Alliance Semiconductor

Datasheet

1.AS7C256A15JIN.pdf (9 pages)

Specifications of AS7C256A15JIN

Date_code

05+

Current page: 1 of 9
Download datasheet (249Kb)

9/24/04; v.1.2

Selection guide

Features

• Pin compatible with AS7C256

• Industrial and commercial temperature options

• Organization: 32,768 words × 8 bits

• High speed

• Very low power consumption: ACTIVE

• Very low power consumption: STANDBY

• Easy memory expansion with CE and OE inputs

Logic block diagram

Maximum address access time

Maximum output enable access time

Maximum operating current

Maximum CMOS standby current

September 2004

- 10/12/15/20 ns address access time

- 5, 6, 7, 8 ns output enable access time

- 412.5 mW max @ 10 ns

- 11 mW max CMOS I/O

GND

V

A7

A0

A1

A2

A3

A4

A5

A6

CC

A

8

A

9

Column decoder

256 X 128 X 8

Input buffer

10

(262,144)

A

Array

11

A

12

A

13

A

14

A

5V 32K X 8 CMOS SRAM (Common I/O)

Control

circuit

Alliance Semiconductor

-10

10

75

5

2

WE

OE

CE

I/O7

I/O0

Pin arrangement

A11

A13

A14

A12

V

WE

OE

A9

A8

A7

A6

A5

A4

A3

-12

12

70

CC

6

2

• TTL-compatible, three-state I/O

• 28-pin JEDEC standard packages

• ESD protection ≥ 2000 volts

• Latch-up current ≥ 200 mA

• 2.0V Data retention

28-pin TSOP 1 (8×13.4 mm)

®

- 300 mil SOJ

- 8 × 13.4 mm TSOP 1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

AS7C256A

-15

15

65

7

2

28

27

26

25

24

23

22

21

20

19

18

17

16

15

Copyright © Alliance Semiconductor. All rights reserved.

A10

CE

I/O7

I/O6

I/O5

I/O4

I/O3

GND

I/O2

I/O1

I/O0

A0

A1

A2

I/O0

GND

I/O1

I/O2

A14

A12

A5

A7

A6

A4

A3

A2

A1

A0

-20

20

60

8

2

28-pin SOJ (300 mil)

AS7C256A

P. 1 of 9

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

Unit

mA

mA

ns

ns

V

WE

A13

A8

A9

A11

OE

A10

CE

I/O7

I/O6

I/O5

I/O4

I/O3

CC

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