實(shí)時(shí)時(shí)鐘和日歷

PCF8564A是一款CMOS實(shí)時(shí)時(shí)鐘和日歷，最適合低功耗應(yīng)用。還提供可編程時(shí)鐘輸出、中斷輸出和電壓過低檢測(cè)器。所有地址和數(shù)據(jù)都可通過兩線路雙向I2C總線串行傳輸。最大總線速度為400 kbit/s。每次寫入或讀取數(shù)據(jù)字節(jié)后會(huì)自動(dòng)遞增內(nèi)置字地址寄存器。 基于32.768 kHz石英晶體提供年、月、日、周、時(shí)、分和秒\n寬時(shí)鐘工作電壓范圍：1.0 V至5.5 V\n低備用電流在3.0 V和25 ℃時(shí)典型為250 nA\n400 kHz雙線I2C接口（1.8 V至5.5 V）\n低電壓檢測(cè)器\n警報(bào)和定時(shí)器功能\n兩個(gè)集成式振蕩器電容\n可編程時(shí)鐘輸出（32.768 kHz、1.024 kHz、32 Hz和1 Hz）給外圍器件\n內(nèi)部上電復(fù)位(POR)\nI2C從機(jī)地址：讀取A3h、寫入A2h;

恩XP

Real time clock and calendar

General description The PCF8564A is a CMOS1 real-time clock and calendar optimized for low power consumption. A programmable clock output, interrupt output and voltage low detector are also provided. All addresses and data are transferred serially via the two-line bidirectional I2C-bus. Maximum b

文件：924.86 Kbytes 頁(yè)數(shù)：44 Pages

恩XP

Real time clock and calendar

General description The PCF8564A is a CMOS1 real-time clock and calendar optimized for low power consumption. A programmable clock output, interrupt output and voltage low detector are also provided. All addresses and data are transferred serially via the two-line bidirectional I2C-bus. Maximum b

文件：924.86 Kbytes 頁(yè)數(shù)：44 Pages

恩XP

Real time clock and calendar

General description The PCF8564A is a CMOS1 real-time clock and calendar optimized for low power consumption. A programmable clock output, interrupt output and voltage low detector are also provided. All addresses and data are transferred serially via the two-line bidirectional I2C-bus. Maximum b

文件：924.86 Kbytes 頁(yè)數(shù)：44 Pages

恩XP

Real time clock and calendar

General description The PCF8564A is a CMOS1 real-time clock and calendar optimized for low power consumption. A programmable clock output, interrupt output and voltage low detector are also provided. All addresses and data are transferred serially via the two-line bidirectional I2C-bus. Maximum b

文件：924.86 Kbytes 頁(yè)數(shù)：44 Pages

恩XP

Real time clock and calendar

文件：1.06162 Mbytes 頁(yè)數(shù)：45 Pages

恩XP

Real time clock and calendar

文件：1.06162 Mbytes 頁(yè)數(shù)：45 Pages

恩XP