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HM624257A

Features: • Single 5 V supply and high density 32-pin package (SOJ)• High speed Access time: 25/35 ns (max)• Low power dissipation Active mode: 350 mW (typ) Standby mode: 100 W (typ)• Completely static memory No clock or timing strobe required• Equal access and cycle ...

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SeekIC No. : 004363500 Detail

HM624257A: Features: • Single 5 V supply and high density 32-pin package (SOJ)• High speed Access time: 25/35 ns (max)• Low power dissipation Active mode: 350 mW (typ) Standby mode: 100 W (ty...

HM624257A Data Sheet

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Part Number:
HM624257A
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/4/28

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Product Details

Description



Features:

• Single 5 V supply and high density 32-pin package (SOJ)
• High speed  Access time: 25/35 ns (max)
• Low power dissipation
   Active mode: 350 mW (typ)
   Standby mode: 100 W (typ)
• Completely static memory
   No clock or timing strobe required
• Equal access and cycle time
• Directly TTL compatible
   All inputs and outputs


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Value
Unit
Voltage on any pin relative to VSS
VCC
0.5*1 to +7.0
V
Power dissipation
PT
1.0
W
Operating temperature
Topr
0 to +70
°C
Storage temperature
Tstg
55 to +125
°C
Storage temperature range under bias
Tbias
10 to +85
°C
Note: 1. Vin min = 2.0 V for pulse width 10 ns.


Description

The Hitachi HM624257A is a high speed 1 M Static RAM organized as 262,144-word ×4-bit. It realizes high speed access time (25/35 ns) and low power consumption, employing the advanced CMOS process technology and high speed circuit designing technology. It is most advantageous for the field where high speed and high density memory is required, such as the cache memory for main frame or 32-bit MPU.

The HM624257A, packaged in a 400-mil plastic SOJ is available for high density mounting.




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