品牌索引
产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 ISL12028
Features • Real Time Clock/Calendar - Tracks time in Hours, Minutes and Seconds - Day of the Week, Day, Month and Year - 3 Selectable Frequency Outputs • Two Non-Volatile Alarms - Settable on the Second, Minute, Hour, Day of the Week, Day, or Month - Repeat Mode (Periodic Interrupts) • Automatic Backup to Battery or SuperCap - Power Failure Detection - 800nA Battery Supply Current • On-Chip Oscillator Compensation - Internal Feedback Resistor and Compensation Capacitors - 64 Position Digitally Controlled Trim Capacitor - 6 Digital Frequency Adjustment Settings to ±30ppm • 512x8 Bits of EEPROM: - 16-Byte Page Write Mode (32 total pages) - 8 Modes of BlockLock™ Protection - Single Byte Write Capability - Data Retention: 50 years - Endurance: >2,000,000 Cycles Per Byte • CPU Supervisor Functions: - Power On Reset, Low Voltage Sense - Watchdog Timer (0.25s, 0.75s and 1.75s) • I2C Interface - 400kHz Data Transfer Rate • 14 Ld SOIC and 14 Ld TSSOP Packages • Pb-Free (RoHS Compliant) |
