IS43R16320A datasheet(2/18 Pages) ISSI

Part #	IS43R16320A

Description	32Meg x 16 512-MBIT DDR SDRAM

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Manufacturer	ISSI [Integrated Silicon Solution, Inc]

Direct Link	http://www.issi.com

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

Rev. A

03/22/06

ISSI®

IS43R16320A

PIN CONFIGURATIONS

66 pin TSOP - Type II for x16

PIN DESCRIPTIONS

A0-A12

Row Address Input

A0-A9

Column Address Input

BA0, BA1

Bank Select Address

DQ0 to DQ15

Data I/O

CK, CK

System Clock Input

CKE

Clock Enable

CS

Chip Select

RAS

Row Address Strobe Command

CAS

Column Address Strobe Command

VDD

DQ0

VDDQ

DQ1

DQ2

VSSQ

DQ3

DQ4

VDDQ

DQ5

DQ6

VSSQ

DQ7

NC

VDDQ

LDQS

NC

VDD

DNU

LDM

WE

CAS

RAS

CS

NC

BA0

BA1

A10

A0

A1

A2

A3

VDD

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

66

65

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

VSS

DQ15

VSSQ

DQ14

DQ13

VDDQ

DQ12

DQ11

VSSQ

DQ10

DQ9

VDDQ

DQ8

NC

VSSQ

UDQS

NC

VREF

VSS

UDM

CK

CKE

NC

A12

A11

A9

A8

A7

A6

A5

A4

VSS

WE

Write Enable

LDM, UDM

x16 Input Mask

LDQS, UDQS

Data Strobe

VDD

Power

Vss

Ground

VDDQ

Power Supply for I/O Pin

VssQ

Ground for I/O Pin

VREF

Input Reference Voltage

DNU

Do Not Use

NC

No Connection

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