BQ4822Y

BQ4822Y Description

BQ4822Y Categories

BQ4822Y Manufacturer

BQ4822Y Datasheet (PDF)

BQ4822Y Price & Availability

BQ4822Y Features

• Integrated SRAM, real-time clock, CPU supervisor, crystal, power-fail circuit, and battery
• Real-Time Clock counts hundredths of seconds through years in BCD format
• RAM-like clock access
• Compatible with industry-standard 8K x 8 SRAMs
• Unlimited write cycles
• 10-year minimum data retention and clock operation in the absence of power
• Automatic power-fail chip deselect and write-protection
• Watchdog timer, power-on reset, alarm/periodic interrupt, power-fail and battery-low warning
• Automatic leap year adjustment
• Software clock calibration for greater than ±1 minute per month accuracy

BQ4822Y Parameters

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