The Microchip 93LC46BXT/SN device is a 1Kb Microwire (3-wire) Serial EEPROM with dedicated 16-bit memory organization and a voltage operation range of 2.5 - 5.5V. Also available are the 93LC46A for dedicated 8-bit memory organization and the 93LC46C for hardware selectable word size using the ORG pin. The 93LC46BXT/SN 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.
For product comparison, please consider:93LC46A,93LC46C
93AA46A/B/C, 93LC46A/B/C, 93C46A/B/C 1K Microwire Compatible Serial EEPROM Device Selection Table Part Number 93AA46A 93AA46B 93LC46A 93LC46BXT/SN 93C46A 93C46B 93AA46C 93LC46C 93C46C VCC Range 1.8-5.5 1.8-5-5 2.5-5.5 2.5-5.5 4.5-5.5 4.5-5.5 1.8-5.5 2.5-5.5 4.5-5.5 ORG Pin No No No No No No Yes Yes Yes Features: • Low-Power CMOS Technology • ORG Pin to Select Word Size for ‘46C’ Version • 128 x 8-bit Organization ‘A’ Devices (no ORG) • 64 x 16-bit Organization ‘B’ Devices (no ORG) • Self-Timed Erase/Write Cycles (including Auto-Erase) • Automatic Erase All (ERAL) Before Write All (WRAL) • Power-On/Off Data Protection Circuitry • Industry Standard 3-Wire Serial I/O • Device Status Signal (Ready/Busy) • Sequential Read Function • 1,000,000 Erase/Write Cycles • Data Retention > 200 Years • Pb-free and RoHS Compliant • Temperature Ranges Supported: – Industrial (I) -40°C to +85°C – Automotive (E) -40°C to +125°C Word Size Temp Ranges Packages
Feature
- Industry Standard Microwire Serial I/O
- Up to 2 MHz clock compatibility
- 64 x 16-Bit Organization
- Automatic Erase All (ERAL) Before Write All (WRAL)
- Self-Timed Erase and Write Cycles (6 ms max.)
- Low Power Consumption:
- Read current 100 uA (Typ), 500 uA (Max)
- Write current 500 uA (Typ), 2 mA (Max)
- Standby current 1 uA (Max at -40 to 85°C)
- Software Write-Protection
- More than 1 million erase/write cycles
- Data retention > 200 years
- Extended Temperature Range Available (Grade 1 as defined in AEC-Q100):
- Grade 1 Temperature Range: -40°C to 125°C
- Qualified for Automotive Applications
- Factory Programming Available
- Available in SOT-23-6, PDIP-8, SOIC-8, MSOP-8, 2x3 DFN-8 and TSSOP-8
