The Microchip 93AA46AT-I/OT device is a 1Kb Microwire (3-wire) Serial EEPROM with dedicated 8-bit memory organization and a voltage operation range of 1.8 - 5.5V. Also available are the 93AA46B for dedicated 16-bit memory organization and the 93AA46C for hardware selectable word size using the ORG pin. The 93AA46AT-I/OT 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:93AA46B,93AA46C
• 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
• RoHS Compliant
• Temperature Ranges Supported:– Industrial (I) -40°C to +85°C– Automotive (E) -40°C to +125°C
Feature
- Industry Standard Microwire Serial I/O
- Up to 2 MHz clock compatibility
- 128 x 8-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
