Microchip Technology AT93C56B-XHM-B Microcontrollers
IC EEPROM 2KBIT 3-WIRE 8TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT93C56B-XHM-B
Base Model
Detailed Description
IC EEPROM 2KBIT 3-WIRE 8TSSOP
Package
8-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
AT93C56B-XHM-B Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT93C56B-XHM-B Microcontrollers technical specifications.
General
Interface
Serial-3Wire
Memory Size
2Kb (256 x 8, 128 x 16)
RoHS
Compliant
Number of Pins
8
Package / Case
8-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.7V ~ 5.5V
Lifecycle Status
Active
Technology
EEPROM
Related Parts Comparison (AT93C56B-XHM-B vs AT93C56A-10SU-1.8 vs AT93C46-10PU-2.7 vs AT93C66-10PI-2.7)
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 | 8-TSSOP | 8-SOIC | 8-DIP | 8-DIP |
| Mounting Type | Surface Mount | Surface Mount | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.7V ~ 5.5V | 1.8V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Memory Size | 2Kb (256 x 8, 128 x 16) | 2Kb (256 x 8, 128 x 16) | 1Kb (128 x 8, 64 x 16) | 4Kb (512 x 8, 256 x 16) |
| RoHS | Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS non-compliant |
| Lifecycle Status | Active | Obsolete | Obsolete | Obsolete |
| Clock Frequency | 2 MHz | 2 MHz | 2 MHz | 2 MHz |
| Max Frequency | 2 MHz | 2 MHz | 2 MHz | 2 MHz |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | SPI | SPI | SPI | SPI |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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EEPROM Memory IC 2Kbit Microwire 2 MHz 8-TSSOP
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