256 Kbit (32 Kbit x 8) TIMEKEEPER SRAM
M48T35AV
3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER® SRAM
Features
■ Integrated, ultra low power SRAM, real-time clock, p...
Description
M48T35AV
3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER® SRAM
Features
■ Integrated, ultra low power SRAM, real-time clock, power-fail control circuit and battery
■ BYTEWIDE™ RAM-like clock access
■ BCD coded year, month, day, date, hours, minutes, and seconds
■ Battery low flag (BOK)
■ Frequency test output for real-time clock
■ Automatic power-fail chip deselect and WRITE protection
■ WRITE protect voltage (VPFD = power-fail deselect voltage): – M48T35AV: VCC = 3.0 to 3.6 V; 2.7 V ≤ VPFD ≤ 3.0 V
■ Self-contained battery and crystal in the CAPHAT™ DIP package
■ SOIC package provides direct connection for a SNAPHAT® housing containing the battery and crystal
■ SNAPHAT® housing (battery and crystal) is replaceable
■ Pin and function compatible with JEDEC standard 32 Kbit x 8 SRAMs
■ RoHS compliant – Lead-free second level interconnect
28 1 PCDIP28 battery/crystal CAPHAT™
SNAPHAT® battery/crystal
28 1
SOH28
June 2011
Doc ID 6845 Rev 9
1/29
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