- RS Stock No.:
- 177-1690
- Mfr. Part No.:
- AT28C256E-15JU
- Brand:
- Microchip
Discontinued product
- RS Stock No.:
- 177-1690
- Mfr. Part No.:
- AT28C256E-15JU
- Brand:
- Microchip
Technical Reference
Legislation and Compliance
Product Details
The Microchip AT28C256 256Kbit parallel EEPROM offers access times to 150ns with power dissipation of 440mW. It operates on voltage range of 4.5V to 5.V. The deselected CMOS standby current is less than 200μA. It features an internal Error Correction Circuit for extended endurance and improved data retention, in Military version.
Fast read access time of 150ns
Internal address and data latches for 64 bytes
Internal control timer
Page write cycle time of 3ms or 10ms maximum
Low power dissipation
Hardware and software data protection
DATA polling for end of write detection
Extended endurance of 100,000 cycles
Data retention of 10 years
CMOS and TTL compatible inputs and outputs
Temperature range between -40°C and +85°C
32-Lead, Plastic J-Leaded Chip Carrier (PLCC) package
Internal address and data latches for 64 bytes
Internal control timer
Page write cycle time of 3ms or 10ms maximum
Low power dissipation
Hardware and software data protection
DATA polling for end of write detection
Extended endurance of 100,000 cycles
Data retention of 10 years
CMOS and TTL compatible inputs and outputs
Temperature range between -40°C and +85°C
32-Lead, Plastic J-Leaded Chip Carrier (PLCC) package
Specifications
Attribute | Value |
---|---|
Memory Size | 256kbit |
Interface Type | Parallel |
Package Type | PLCC |
Mounting Type | Surface Mount |
Pin Count | 32 |
Organisation | 32K x 8 bit |
Minimum Operating Supply Voltage | 4.5 V |
Maximum Operating Supply Voltage | 5.5 V |
Programming Voltage | 4.5 → 5.5V |
Number of Bits per Word | 8bit |
Dimensions | 11.5 x 14.04 x 3.17mm |
Maximum Random Access Time | 150ns |
Maximum Operating Temperature | +85 °C |
Minimum Operating Temperature | -40 °C |
Number of Words | 32K |
Data Retention | 10yr |
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