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TSSOP / 8
Integrated Circuits (ICs)

AT93C66B-XHM-B

Active
Microchip Technology

EEPROM SERIAL-3WIRE 4K-BIT 512 X 8/256 X 16 1.8V/2.5V/3.3V/5V 8-PIN TSSOP TUBE AUTOMOTIVE AEC-Q100

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Search across all available documentation for this part.

DocumentsSupport for Third Party Memory Devices Programmer SourcesSerial EEPROM Interface Protocol+6
TSSOP / 8
Integrated Circuits (ICs)

AT93C66B-XHM-B

Active
Microchip Technology

EEPROM SERIAL-3WIRE 4K-BIT 512 X 8/256 X 16 1.8V/2.5V/3.3V/5V 8-PIN TSSOP TUBE AUTOMOTIVE AEC-Q100

Deep-Dive with AI

DocumentsSupport for Third Party Memory Devices Programmer SourcesSerial EEPROM Interface Protocol+6

Technical Specifications

Parameters and characteristics for this part

SpecificationAT93C66B-XHM-B
Clock Frequency2 MHz
Memory FormatEEPROM
Memory Interface3-Wire Serial
Memory Organization256, 512
Memory Size4 Kbit
Memory TypeNon-Volatile
Mounting TypeSurface Mount
Operating Temperature [Max]85 °C
Operating Temperature [Min]-40 °C
Package / Case8-TSSOP
Package / Case [custom]0.173 "
Package / Case [custom]4.4 mm
Supplier Device Package8-TSSOP
TechnologyEEPROM
Voltage - Supply [Max]5.5 V
Voltage - Supply [Min]1.7 V
Write Cycle Time - Word, Page5 ms

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
ArrowN/A 100$ 0.29
DigikeyTube 1$ 0.34
25$ 0.31
100$ 0.30
Microchip DirectTUBE 1$ 0.33
25$ 0.30
100$ 0.29
1000$ 0.27
5000$ 0.26
10000$ 0.25
NewarkEach 1$ 0.34
10$ 0.33
25$ 0.31
50$ 0.31
100$ 0.30

Description

General part information

AT93C66B Series

The Microchip 93C66B device is a 4Kb Microwire (3-wire) Serial EEPROM with dedicated 16-bit memory organization and a voltage operation range of 4.5 - 5.5V. Also available are the 93C66A for dedicated 8-bit memory organization and the 93C66C for hardware selectable word size using the ORG pin. The 93C66B is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The device is available in a variety of Pb-free packages including SOT-23, PDIP, SOIC, MSOP, DFN and TSSOP.