Microchip Technology AT28C040-20FI Memory Integrated Circuit
IC EEPROM 4MBIT PAR 32FLATPACK
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT28C040-20FI
Detailed Description
IC EEPROM 4MBIT PAR 32FLATPACK
Package
32-CFlatPack
Key Features
Package / Case: 32-CFlatPack; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT28C040-20FI Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT28C040-20FI Memory Integrated Circuit technical specifications.
General
Memory Size
4Mb (512K x 8)
Package / Case
32-CFlatPack
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TC)
Supply Voltage
4.5V ~ 5.5V
Technology
EEPROM
Memory Type
Non-Volatile
Access Time
200 ns
Memory Format
EEPROM
Memory Interface
Parallel
Alternate Parts Comparison (AT28C040-20FI vs AT24C02D-SSHM-T vs AT24C16C-SSHM-T vs AT24C256C-SSHL-T)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-CFlatPack | 8-SOIC | 8-SOIC | 8-SOIC |
| 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 (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 4.5V ~ 5.5V | 1.7V ~ 3.6V | 1.7V ~ 5.5V | 1.7V ~ 5.5V |
| Memory Size | 4Mb (512K x 8) | 256 B | 2 kB | 32 kB |
| Access Time | 200 ns | 900 ns | 450 ns | 550 ns |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | Parallel | I²C | I²C | I²C |
| Memory Type | Non-Volatile | EEPROM | EEPROM | EEPROM |
| Technology | EEPROM | EEPROM | EEPROM | EEPROM |
| Write Cycle Time Word Page | 10ms | 5ms | 5ms | 5ms |
| Interface | -- | 2-Wire, I2C | 2-Wire, I2C | 2-Wire, I2C |
| Action |
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