Microchip Technology AT28HC64B-90JU Memory Integrated Circuit
IC EEPROM 64KBIT PARALLEL 32PLCC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT28HC64B-90JU
Detailed Description
IC EEPROM 64KBIT PARALLEL 32PLCC
Package
32-LCC (J-Lead)
Key Features
Package / Case: 32-LCC (J-Lead); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
AT28HC64B-90JU Datasheet
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Technical Specifications
Microchip Technology AT28HC64B-90JU Memory Integrated Circuit technical specifications.
General
Series
AT28HC64B
Interface
Parallel
Memory Size
64Kb (8K x 8)
Maximum Clock Frequency
5 MHz
Active Read Current Max
40 mA
RoHS
Compliant
Number of Pins
32
Package / Case
32-LCC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TC)
Related Parts Comparison (AT28HC64B-90JU vs AT28C17E-15JI vs AT28C17-20JI vs AT28C010E-12JC)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 32-LCC | 32-LCC | 32-LCC | 32-LCC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°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 | 64Kb (8K x 8) | 16Kb (2K x 8) | 16Kb (2K x 8) | 1Mb (128K x 8) |
| Lifecycle Status | Active | Obsolete | Obsolete(EOL) | Obsolete |
| Access Time | 90 ns | 150 ns | 200 ns | 120 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 | 200µs | 1ms | 10ms |
| Action |
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