HM514170CJ-8 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM514170CJ-8

262,144-word × 16-bit Dynamic Random Access Memory

Hitachi -> Renesas Electronics 

Pin Arrangement

HM514170CJ/CLJ Series

HM51S4170CJ/CLJ Series

VCC 1

40

I/O0 2

39

I/O1 3

38

I/O2 4

37

I/O3 5

36

VCC 6

35

I/O4 7

34

I/O5 8

33

I/O6 9

32

I/O7 10

31

NC 11

30

LWE 12

29

UWE 13

28

RAS 14

27

A9 15

26

A0 16

25

A1 17

24

A2 18

23

A3 19

22

VCC 20

21

(Top view)

VSS

I/O15

I/O14

I/O13

I/O12

VSS

I/O11

I/O10

I/O9

I/O8

NC

NC

CAS

OE

A8

A7

A6

A5

A4

VSS

Pin Description

Pin Name Function

A0 – A9

Address input

– Row address

– Column address

– Refresh address

A0 – A9

A0 – A7

A0 – A9

I/O0 – I/O15 Data-in/data-out

RAS

Row address strobe

CAS

Column address strobe

UWE / LWE Read/write enable

OE

Output enable

VCC

Power (+5 V)

VSS

Ground

NC

No connection

HM514170C, HM51S4170C Series

HM514170CTT/CLTT Series

HM51S4170CTT/CLTT Series

VCC 1

I/O0 2

I/O1 3

I/O2 4

I/O3 5

VCC 6

I/O4 7

I/O5 8

I/O6 9

I/O7 10

44 VSS

43 I/O15

42 I/O14

41 I/O13

40 I/O12

39 VSS

38 I/O11

37 I/O10

36 I/O9

35 I/O8

NC 13

32

LWE 14

31

UWE 15

30

RAS 16

29

A9 17

28

A0 18

27

A1 19

26

A2 20

25

A3 21

24

VCC 22

23

(Top view)

NC

NC

CAS

OE

A8

A7

A6

A5

A4

VSS

3

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