Microchip AT28HC64B-12JU, 64 kB Parallel EEPROM, 120 ns 32-Pin PLCC Parallel - pack size 2 units
Microchip AT28HC64B-12JU, 64 kB Parallel EEPROM, 120 ns 32-Pin PLCC Parallel - pack size 2 units
MPN:
RS-ID: SKU:177-1840
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Description
Product Type = Parallel EEPROMkB
Interface Type = Parallel
Package Type = PLCC
Mount Type = Surface
Pin Count = 32
Maximum Clock Frequency = 5MHz
Minimum Supply Voltage = 4.5V
Number of Bits per Word = 8
Minimum Operating Temperature = -40°C
Maximum Operating Temperature = 85°C
Width = 15 mmmm
Supply Current = 40mA
The Microchip AT28HC64B is a high-performance 64Kbit Parallel EEPROM offering access times to 55ns with power dissipation of 220mW. Deselected, CMOS standby current is less than 100?A. Accessed like static RAM for the read or write cycle without external components, it contains a 64-byte page register to allow writing of up to 64 bytes simultaneously. Optional Software Data Protection mechanism guards against inadvertent writes, and an extra 64 bytes of EEPROM enables device identification or tracking.Additional Features: 8 Kbits x 8 (64 Kbit) 5 V ±10% Supply Parallel Interface 70ns access time Self-Timed Erase and Write Cycles (10 ms max) Page Write and Byte Write
Technical data
| Characteristic | Value |
|---|---|
| Memory Size | 64kB |
| Product Type | Parallel EEPROM |
| Interface Type | Parallel |
| Package Type | PLCC |
| Mount Type | Surface |
| Pin Count | 32 |
| Organisation | 8K x 8 bit |
| Maximum Clock Frequency | 5MHz |
| Minimum Supply Voltage | 4.5V |
| Maximum Supply Voltage | 5.5V |
| Number of Bits per Word | 8 |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | 85°C |
| Length | 12.5mm |
| Standards/Approvals | No |
| Width | 15mm |
| Series | AT28HC64B |
| Data Retention | 10year |
| Number of Words | 8192 |
| Supply Current | 40mA |
| Automotive Standard | No |
| Maximum Random Access Time | 120ns |
Datasheet
Manufacturer
Microchip
Weight
25.000 G
Pack Size
1 pack = 2 units
Base Unit of Measure
PCE
Shipping
Expected availability from RS: currently unavailable

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