IS42S16800A-7TL 데이터 시트보기 (PDF) - Integrated Silicon Solution

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IS42S16800A-7TL

16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM

Integrated Silicon Solution 

IS42S81600A, IS42S16800A, IS42S32400A

PIN CONFIGURATIONS

54 pin TSOP - Type II for x16

VDD

1

I/O0 2

VDDQ

3

I/O1 4

I/O2 5

VSSQ

6

I/O3 7

I/O4 8

VDDQ

9

I/O5 10

I/O6 11

VSSQ 12

I/O7 13

VDD

14

LDQM 15

WE 16

CAS 17

RAS 18

CS 19

BA0 20

BA1 21

A10 22

A0 23

A1 24

A2 25

A3 26

VDD

27

54 VSS

53 I/O15

52 VSSQ

51 I/O14

50 I/O13

49 VDDQ

48 I/O12

47 I/O11

46 VSSQ

45 I/O10

44 I/O9

43 VDDQ

42 I/O8

41 VSS

40 NC

39 UDQM

38 CLK

37 CKE

36 NC

35 A11

34 A9

33 A8

32 A7

31 A6

30 A5

29 A4

28 VSS

ISSI ®

PIN DESCRIPTIONS

A0-A11

A0-A8

BA0, BA1

I/O0 to I/O15

CLK

CKE

CS

RAS

CAS

Row Address Input

Column Address Input

Bank Select Address

Data I/O

System Clock Input

Clock Enable

Chip Select

Row Address Strobe Command

Column Address Strobe Command

WE

DQML

DQMH

VDD

Vss

VDDQ

VssQ

NC

Write Enable

x16 Lower Byte, Input/Output Mask

x16 Upper Byte, Input/Output Mask

Power

Ground

Power Supply for I/O Pin

Ground for I/O Pin

No Connection

4

Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774

PRELIMINARY INFORMATION Rev. 00C

01/20/05

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