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HN58V257A

Features: ` Single 3 V supply: 2.7 to 5.5 V ` Access time: 120 ns max ` Power dissipation:- Active: 20 mW/MHz, (typ) - Standby: 110 W (max) ` On-chip latches: address, data, CE, OE, WE ` Automatic byte write: 10 ms max ` Automatic page write (64 bytes): 10 ms max ` Ready/Busy (only the HN58V257A s...

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SeekIC No. : 004365044 Detail

HN58V257A: Features: ` Single 3 V supply: 2.7 to 5.5 V ` Access time: 120 ns max ` Power dissipation:- Active: 20 mW/MHz, (typ) - Standby: 110 W (max) ` On-chip latches: address, data, CE, OE, WE ` Automatic b...

HN58V257A Data Sheet

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Part Number:
HN58V257A
Supply Ability:
5000

Price Break

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

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Product Details

Description



Features:

` Single 3 V supply: 2.7 to 5.5 V
` Access time: 120 ns max
` Power dissipation:
- Active: 20 mW/MHz, (typ)
- Standby: 110 W (max)
` On-chip latches: address, data, CE, OE, WE
` Automatic byte write: 10 ms max
` Automatic page write (64 bytes): 10 ms max
` Ready/Busy (only the HN58V257A series)
` Data polling and Toggle bit
` Data protection circuit on power on/off
` Conforms to JEDEC byte-wide standard
` Reliable CMOS with MNOS cell technology
` 105 erase/write cycles (in page mode)
` 10 years data retention
` Software data protection
` Write protection by RES pin (only the HN58V257A series)
` Industrial versions (Temperature range: 20 to 85°C and 40 to 85°C) are also available.


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Value
Unit
Supply voltage relative to VSS
VCC
0.6 to +7.0
V
Input voltage relative to VSS
Vin
0.5*1 to +7.0*3
V
Operating temperature range*2
Topr
0 to +70
Storage temperature range
Tstg
55 to +125



Description

The Hitachi HN58V256A and HN58V257A are electrically erasable and programmable ROMs organized as 32768-word x 8-bit. They have realized high speed, low power consumption and high reliability by employing advanced MNOS memory technology and CMOS process and circuitry technology. They also have a 64-byte page programming function to make their write operations faster.




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