Microchip Technology 93C66B-E/P Memory ICs
IC EEPROM 4KBIT SPI 2MHZ 8DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
93C66B-E/P
Base Model
Detailed Description
IC EEPROM 4KBIT SPI 2MHZ 8DIP
Package
8-DIP (0.300", 7.62mm)
Lifecycle Status
Active
Datasheet
93C66B-E/P Datasheet
Quick Jump:
Technical Specifications
Microchip Technology 93C66B-E/P Memory ICs technical specifications.
General
Interface
Serial-Microwire
Memory Size
4Kb (256 x 16)
RoHS
Compliant
Number of Pins
8
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
4.5V ~ 5.5V
Lifecycle Status
Active
Package
8-DIP (0.300", 7.62mm)
Alternate Parts Comparison (93C66B-E/P vs 93C66AT-E/SN vs 93C66C-E/MS vs 93C66CT-I/SN)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-DIP | 8-SOIC | 8-TSSOP | 8-SOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Memory Size | 4Kb (256 x 16) | 4Kb (512 x 8) | 4Kb (512 x 8, 256 x 16) | 4Kb (512 x 8, 256 x 16) |
| Interface | Serial-Microwire | Serial-Microwire | Serial-Microwire | Serial-Microwire |
| Number of Pins | 8 | 8 | 8 | 8 |
| RoHS | Compliant | Compliant | Compliant | Compliant |
| Lifecycle Status | Active | Active | Active | Active |
| Address Bus Width Bit | 8 | 9 | 9/8 | 9/8 |
| Data Retention | 200(Min) | 200(Min) | 200(Min) | 200(Min) |
| Hardware Data Protection | Yes | Yes | Yes | Yes |
| Action |
More Parts in EEPROM
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.