MSC2313258A-XXBS2 OKI [OKI electronic componets], MSC2313258A-XXBS2 Datasheet

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MSC2313258A-XXBS2

Manufacturer Part Number
MSC2313258A-XXBS2
Description
1,048,576-Word x 32-Bit DRAM MODULE : FAST PAGE MODE TYPE WITH EDO
Manufacturer
OKI [OKI electronic componets]
Datasheet
¡ Semiconductor
MSC2313258A-xxBS2/DS2
1,048,576-Word ¥ 32-Bit DRAM MODULE : FAST PAGE MODE TYPE WITH EDO
DESCRIPTION
The Oki MSC2313258A-xxBS2/DS2 is a fully decoded 1,048,576-word ¥ 32-bit CMOS dynamic
random access memory composed of two 16-Mb (1M ¥ 16) DRAMs in SOJ. The mounting of two
DRAMs together with decoupling capacitors on a 72-pin glass epoxy SIMM Package supports
any application where high density and large capacity of storage memory are required.
FEATURES
• 1,048,576-word ¥ 32-bit organization
• 72-pin SIMM
• Single 5 V supply 10% tolerance
• Input
• Output : TTL compatible, 3-state, nonlatch
• Refresh : 1024 cycles/16 ms
• CAS before RAS refresh, CAS before RAS hidden refresh, RAS-only refresh capability
• Fast Page Mode with EDO capability
PRODUCT FAMILY
¡ Semiconductor
MSC2313258A-60BS2/DS2
MSC2313258A-70BS2/DS2
MSC2313258A-xxBS2 : Gold tab
MSC2313258A-xxDS2 : Solder tab
Family
: TTL compatible
60 ns
70 ns
t
Access Time (Max.)
RAC
30 ns
35 ns
t
AA
15 ns
20 ns
t
CAC
Cycle Time
(Min.)
110 ns
130 ns
Operating (Max.) Standby (Max.)
MSC2313258A-xxBS2/DS2
2420 mW
2200 mW
Power Dissipation
11 mW
1
53

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MSC2313258A-XXBS2 Summary of contents

Page 1

... DRAM MODULE : FAST PAGE MODE TYPE WITH EDO DESCRIPTION The Oki MSC2313258A-xxBS2/DS2 is a fully decoded 1,048,576-word ¥ 32-bit CMOS dynamic random access memory composed of two 16-Mb (1M ¥ 16) DRAMs in SOJ. The mounting of two DRAMs together with decoupling capacitors on a 72-pin glass epoxy SIMM Package supports any application where high density and large capacity of storage memory are required ...

Page 2

... MSC2313258A-xxBS2/DS2 PIN CONFIGURATION MSC2313258A-xxBS2/DS2 3.38 Typ. f 3.18 19.0 ±0.2 Typ. Typ. 10.16 1 6.35 2.03 Typ. 1.27 ±0.2 6.35 Typ. *1 The common size difference of the board width 12 its height is specified as ±0.2. The value above 12 specified as ±0.5. Pin No. Pin Name Pin No. Pin Name DQ0 17 3 DQ16 18 4 DQ1 ...

Page 3

... RAS0 CAS0 CAS1 WE RAS2 CAS2 CAS3 DQ0 RAS DQ1 LCAS DQ2 UCAS WE OE DQ15 DQ0 RAS DQ1 LCAS DQ2 UCAS WE OE DQ15 MSC2313258A-xxBS2/DS2 1 DQ0 DQ1 DQ2 DQ15 DQ16 DQ17 DQ18 DQ31 55 ...

Page 4

... MSC2313258A-xxBS2/DS2 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings Parameter Voltage on Any Pin Relative Voltage V Supply Relative Short Circuit Output Current Power Dissipation Operating Temperature Storage Temperature Note: Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. Functional operation should be restricted to the conditions as detailed in the operational sections of this data sheet ...

Page 5

... Min. — — 2 –0 — 440 IH = Min. — 440 = Min — 440 = Min. for output open condition. CC MSC2313258A-xxBS2/DS2 ( ±10 0°C to 70°C) CC MSC2313258A -70BS2/DS2 Unit Note 1 Min. Max. –20 20 µA –10 10 µ — ...

Page 6

... MSC2313258A-xxBS2/DS2 AC Characteristics (1/2) Parameter Random Read or Write Cycle Time Fast Page Mode Cycle Time Access Time from RAS Access Time from CAS Access Time from Column Address Access Time from CAS Precharge Output Low Impedance Time from CAS Output Hold Time from CAS Low ...

Page 7

... Data-in Set-up Time Data-in Hold Time Data-in Hold Time from RAS CAS Active Delay Time from RAS Precharge RAS to CAS Set-up Time (CAS before RAS) RAS to CAS Hold Time (CAS before RAS) MSC2313258A-xxBS2/DS2 ( ±10 0°C to 70°C) CC MSC2313258A MSC2313258A ...

Page 8

... MSC2313258A-xxBS2/DS2 Notes start-up delay of 200 s is required after power-up, followed by a minimum of eight initialization cycles (RAS-only refresh or CAS before RAS refresh) before proper device operation is achieved. 2. The AC characteristics assume (Min.) and V IH Transition times (t 4. This parameter is measured with a load circuit equivalent to 2 TTL loads and 100 pF. ...

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