器件名称: X1227_06
功能描述: 2-Wire
文件大小: 405.37KB 共28页
简 介:
ED F E ND M M S O R E C D E SI G N T O N NEW SL12027 I Data Sheet SEE
OR
X1227
May 8, 2006 FN8099.2
2-Wire RTC Real TimeClock/Calendar/ CPU Supervisor with EEPROM
FEATURES
Real Time Clock/Calendar — Tracks Time in Hours, Minutes, and Seconds — Day of the Week, Day, Month, and Year 2 Polled Alarms (Non-volatile) — Settable on the Second, Minute, Hour, Day of the Week, Day, or Month — Repeat Mode (periodic interrupts) Oscillator Compensation on Chip — Internal Feedback Resistor and Compensation Capacitors — 64 Position Digitally Controlled Trim Capacitor — 6 Digital Frequency Adjustment Settings to ±30ppm CPU Supervisor Functions — Power-On Reset, Low Voltage Sense — Watchdog Timer (SW Selectable: 0.25s, 0.75s, 1.75s, off) Battery Switch or Super Cap Input 512 x 8 Bits of EEPROM — 64-Byte Page Write Mode — 8 Modes of Block Lock Protection — Single Byte Write Capability High Reliability — Data Retention: 100 Years — Endurance: 100,000 Cycles Per Byte 2-Wire Interface Interoperable with I2C* — 400kHz Data Transfer Rate Low Power CMOS — 1.25A Operating Current (Typical) Small Package Options — 8 Ld SOIC and 8 Ld TSSOP Repetitive Alarms Temperature Compensation Pb-Free Plus Anneal Available (RoHS Compliant)
APPLICATIONS Utility Meters HVAC Equipment Audio/Video Components Set Top Box/Television Modems Network Routers, Hubs, Switches, Bridges Cellular Infrastructure Equipment Fixed Broadband Wireless Equipment Pagers/PDA POS Equipment Test Meters/Fi……
