OKI MSC23432D-60BS8, MSC23432D-60DS8, MSC23432D-70BS8, MSC23432D-70DS8 Datasheet

Semiconductor

MSC23432D-xxBS8/DS8

4,194,304-wo rd x 32-bit DYNAMIC RAM MODULE : FAST PAGE MODE TYPE

This vers i on: Mar. 8. 1999

DESCRIPTION

The MSC23432D-xx BS8/ DS8 i s a ful ly decoded, 4,194, 304-word x 32-bi t CMOS dy nam ic random acc ess mem ory
module com posed of ei ght 16M b DRAMs (4Mx 4) i n SO J pack ages mount ed with ei ght dec oupli ng capac it ors on a
72-pin glass epoxy single in-line package. This module supports any application where high density and large
capacity of storage memory are requi r ed.

FEATURES

· 4,194,304-word x 32- bit organization

· 72-pin Single In-Li ne M emory Module
MSC23432D-xxBS8 : Gold tab
MSC23432D-xxDS8 : Solder tab

· Singl e +5V supply ± 10% tolerance

· Input : TTL compatibl e

· Output : TTL compatible, 3-state

· Refresh : 2048cycles/32ms

· /CAS before /RAS refresh, hidden refresh, /RAS only refresh capability

· Fast page mode c apability

· Multi-bit t est mode capability

PRODUCT FAMILY

Access Time (Max. ) Power Dissipation

Family

t

RAC

t

AA

t

CAC

Cycle

Time

(Min.)

Operating (Max.) Standby (Max.)

MSC23432D-60BS8/DS8 60ns 30ns 15ns 110ns 4840mW
MSC23432D-70BS8/DS8 70ns 35ns 20ns 130ns 4400mW

44mW

Semiconductor MSC23432D

MODULE OUTLINE

1

72

R1.57

6.35

1.04Typ.

1.27±0.1

95.25

2.03Typ.

6.35Typ.

Typ.

6.35

Typ.

10.16

φ

3.18

25.4±0.2

101.19Typ.

107.95±0.2

*1

3.38Typ.

3.17Min.

5.28Max.

+0.1

-0.08

1.27

(Unit : mm )

MSC23432D-xxBS8/DS8

*1 The common size difference of the board width 12.5mm of its height is specified as ±0.2.

The value above 12.5mm is specified as ±0.5.

Semiconductor MSC23432D

PIN C ONFIGURATION

Pin No. Pin Name Pin No. Pin Nam e Pin No. Pin Nam e Pin No. Pin Nam e

1VSS19 A10 37 NC 55 DQ11
2 DQ0 20 DQ4 38 NC 56 DQ27
3 DQ16 21 DQ20 39 V

SS

57 DQ12
4 DQ1 22 DQ5 40 /CAS0 58 DQ28
5 DQ17 23 DQ21 41 /CAS2 59 V

CC

6 DQ2 24 DQ6 42 /CAS3 60 DQ29
7 DQ18 25 DQ22 43 /CAS1 61 DQ13
8 DQ3 26 DQ7 44 /RAS0 62 DQ30
9 DQ19 27 DQ23 45 NC 63 DQ14

10 V

CC

28 A7 46 NC 64 DQ31
11 NC 29 NC 47 /WE 65 DQ 1 5
12 A0 30 V

CC

48 NC 66 NC
13 A1 31 A8 49 DQ8 67 PD1
14 A2 32 A9 50 DQ24 68 PD2
15 A3 33 NC 51 DQ9 69 PD3
16 A4 34 /RAS2 52 DQ25 70 PD4
17 A5 35 NC 53 DQ10 71 NC
18 A6 36 NC 54 DQ26 72 V

SS

Presence Detect Pins

Pin No. Pin Name

MSC23432D

-60BS8/DS8

MSC23432D

-70BS8/DS8

67 PD1 V

SS

V

SS

68 PD2 NC NC
69 PD3 NC V

SS

70 PD4 NC NC