MSM514400D-70ZS Oki Semiconductor, MSM514400D-70ZS Datasheet

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MSM514400D-70ZS

Manufacturer Part Number
MSM514400D-70ZS
Description
1,048,576-word x 4-bit dynamic RAM
Manufacturer
Oki Semiconductor
Datasheet
E2G0023-17-41
¡ Semiconductor
¡ Semiconductor
MSM514400D/DL
1,048,576-Word ¥ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE
• 1,048,576-word ¥ 4-bit configuration
• Single 5 V power supply, 10% tolerance
• Input
• Output : TTL compatible, 3-state
• Refresh : 1024 cycles/16 ms, 1024 cycles/128 ms (L-version)
• Fast page mode, read modify write capability
• CAS before RAS refresh, hidden refresh, RAS-only refresh capability
• Multi-bit test mode capability
• Package options:
DESCRIPTION
The MSM514400D/DL is a 1,048,576-word ¥ 4-bit dynamic RAM fabricated in Oki's silicon-gate
CMOS technology. The MSM514400D/DL achieves high integration, high-speed operation, and
low-power consumption because Oki manufactures the device in a quadruple-layer polysilicon/
single-layer metal CMOS process. The MSM514400D/DL is available in a 26/20-pin plastic SOJ, 20-
pin plastic ZIP, or 26/20-pin plastic TSOP. The MSM514400DL (the low-power version) is specially
designed for lower-power applications.
FEATURES
PRODUCT FAMILY
MSM514400D/DL-50
MSM514400D/DL-60
MSM514400D/DL-70
26/20-pin 300 mil plastic SOJ
20-pin 400 mil plastic ZIP
26/20-pin 300 mil plastic TSOP
Family
: TTL compatible, low input capacitance
50 ns
60 ns
70 ns
t
RAC
Access Time (Max.)
25 ns
30 ns 15 ns 15 ns
35 ns
t
AA
(SOJ26/20-P-300-1.27)
(ZIP20-P-400-1.27)
(TSOPII26/20-P-300-1.27-K) (Product : MSM514400D/DL-xxTS-K)
13 ns
20 ns
t
CAC
13 ns
20 ns
t
OEA
Cycle Time
110 ns
130 ns
(Min.)
90 ns
(Product : MSM514400D/DL-xxSJ)
(Product : MSM514400D/DL-xxZS)
xx indicates speed rank.
Operating (Max.)
Previous version: May 1997
550 mW
495 mW
440 mW
Power Dissipation
This version: Jan. 1998
MSM514400D/DL
5.5 mW/
1.1 mW (L-version)
Standby (Max.)
1/17

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MSM514400D-70ZS Summary of contents

Page 1

... CMOS technology. The MSM514400D/DL achieves high integration, high-speed operation, and low-power consumption because Oki manufactures the device in a quadruple-layer polysilicon/ single-layer metal CMOS process. The MSM514400D/DL is available in a 26/20-pin plastic SOJ, 20- pin plastic ZIP, or 26/20-pin plastic TSOP. The MSM514400DL (the low-power version) is specially designed for lower-power applications. FEATURES • ...

Page 2

... Pin Name Function Address Input RAS Row Address Strobe CAS Column Address Strobe DQ1 - DQ4 Data Input/Data Output OE Output Enable WE Write Enable V Power Supply ( Ground ( MSM514400D/ DQ1 DQ2 2 25 DQ4 DQ3 RAS CAS ...

Page 3

... Refresh Address Control Clock Counter Row Row Address 10 10 De- Buffers coders Chip V Generator Timing Generator Write Column Clock 10 Decoders Generator I/O Sense 4 Selector Amplifiers Word Memory Drivers Cells MSM514400D/ Output 4 4 Buffers 4 4 DQ1 - DQ4 Input 4 4 Buffers 3/17 ...

Page 4

... Symbol Min –1.0 IL Symbol Typ. C — IN1 C — IN2 C — I/O MSM514400D/DL Unit °C °C (Ta = 0°C to 70°C) Typ. Max. Unit 5.0 5 — 6.5 V — 0 ±10 25° MHz) CC Max ...

Page 5

... IL — 100 — — 80 — = Min. = 125 ms, — 300 — £ for output open condition. CC £ 6.5 V, –1.0 V £ V £ 0 MSM514400D/ ±10 0°C to 70°C) CC MSM514400 D/DL-60 D/DL-70 Unit Max. Min. Max 0 –10 ...

Page 6

... RAH t 0 — 0 — ASC t 10 — 15 — CAH t 45 — 50 — — 30 — RAL MSM514400D/DL MSM514400 D/DL-70 Unit Note Min. Max. 130 — ns 180 — — — ns — — — — ...

Page 7

... CSR t 10 — 10 — CHR t 10 — 10 — WRP t 10 — 10 — WRH t 10 — 10 — WTS t 10 — 10 — WTH MSM514400D/DL MSM514400 D/DL-70 Unit Note Min. Max. 0 — — — — — — — — ...

Page 8

... OEZ , t and t are not restrictive operating parameters. They are AWD CPWD CWD t (Min.), then the cycle is a read modify write CPWD CPWD MSM514400D/DL and (Max.) can be met. RAC is greater than the specified RCD . CAC (Max.) can be met. RAC ...

Page 9

... CAS RAD t RAH t RAL t t ASC CAH Column t t WCS WCH t CWL RWL t WCR t DHR Valid Data-in MSM514400D/ CRP  t RCH t RRH t OFF t OEZ Valid Data-out "H" or "L" CRP O pen "H" or "L" 9/17 ...

Page 10

... RAS CSH t t RCD RSH t CAS t t ASC CAH    Column t CWD t RWD AWD t t RCS OEA t OED t t CAC OEZ t RAC Valid Data-out t CLZ MSM514400D/ CRP  t CWL t RWL OEH Valid Data-in "H" or "L" 10/17 ...

Page 11

... Column t t RAD CWL t WCS WCH WCH WCS WCR Valid Valid Data-in Data-in t DHR MSM514400D/ RHCP t t RSH CAS CAS t RAL t t ASC CAH Column t t RCH RCS   RRH t CPA t ...

Page 12

... OEA OEA t OED t t OEZ OEZ t t CAC CAC  Out In Out t t CLZ CLZ RAS t RAH Open Note: WE "H" or "L" MSM514400D/ RSH CRP CP CAS t t ASC RAL t CAH Column t RCS t t CPWD RWL t CWD t t CWL ...

Page 13

... Note: OE, Address = "H" or "L" RAS RSH t CAH Column t RRH t RAL ROH t OEA t CAC t CLZ t RAC Valid Data-out MSM514400D/ RPC t WRP   "H" or "L" RAS RP t CHR t OFF t OEZ "H" or "L" 13/17 ...

Page 14

... WCS WCH alid Data- DHR RAS CSR CHR t t WTS WTH t OFF Open Note: OE, Address = "H" or "L" MSM514400D/ RAS RP t CHR t WRH   "H" or "L" "H" or "L" 14/17 ...

Page 15

... Therefore, before you perform reflow mounting, contact Oki’s responsible sales person for the product name, package name, pin number, package code and desired mounting conditions (reflow method, temperature and times). MSM514400D/DL (Unit : mm) Package material Epoxy resin ...

Page 16

... Semiconductor ZIP20-P-400-1.27 Mirror finish MSM514400D/DL (Unit : mm) Package material Epoxy resin Lead frame material 42 alloy Pin treatment Solder plating Solder plate thickness more Package weight (g) 1.50 TYP. 16/17 ...

Page 17

... Therefore, before you perform reflow mounting, contact Oki’s responsible sales person for the product name, package name, pin number, package code and desired mounting conditions (reflow method, temperature and times). MSM514400D/DL (Unit : mm) Package material Epoxy resin ...

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