Microchip Technology AT28HC256E-90PC Memory Integrated Circuit
IC EEPROM 256KBIT PARALLEL 28DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT28HC256E-90PC
Detailed Description
IC EEPROM 256KBIT PARALLEL 28DIP
Package
28-DIP (0.600", 15.24mm)
Key Features
Package / Case: 28-DIP (0.600", 15.24mm); Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT28HC256E-90PC Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT28HC256E-90PC Memory Integrated Circuit technical specifications.
General
Memory Size
256Kb (32K x 8)
Package / Case
28-DIP
Mounting Type
Through Hole
Operating Temperature
0°C ~ 70°C (TC)
Supply Voltage
4.5V ~ 5.5V
Lifecycle Status
Obsolete
Technology
EEPROM
Memory Type
Non-Volatile
Access Time
90 ns
Memory Format
EEPROM
Alternate Parts Comparison (AT28HC256E-90PC vs AT28C64B-15PU vs AT28C256-15PU vs AT28C17-15PC)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-DIP | 28-DIP | 28-DIP | 28-DIP |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | 0°C ~ 70°C (TC) | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) | 0°C ~ 70°C (TC) |
| Supply Voltage | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Memory Size | 256Kb (32K x 8) | 64Kb (8K x 8) | 256Kb (32K x 8) | 16Kb (2K x 8) |
| Access Time | 90 ns | 150 ns | 150 ns | 150 ns |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | Parallel | Parallel | Parallel | Parallel |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Technology | EEPROM | EEPROM | EEPROM | EEPROM |
| Write Cycle Time Word Page | 10ms | 10ms | 10ms | 1ms |
| Lifecycle Status | Obsolete | Active | Active | Obsolete |
| Action |
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