參數(shù)資料
型號(hào)： M41T82
廠商： 意法半導(dǎo)體
英文描述： Serial I2C Bus RTC with Battery Switchover(帶電池轉(zhuǎn)換功能的串行I2C總線RTC)
中文描述： I2C總線串行實(shí)時(shí)時(shí)鐘與電池切換（帶電池轉(zhuǎn)換功能的串行的I2C總線RTC）的
文件頁數(shù)： 1/57頁
文件大?。?/td> 454K
代理商： M41T82
May 2007
Rev 5
1/57
1
M41T82
M41T83
Serial I
2
C bus RTC with battery switchover
Features
■
2.0V to 5.5V clock operating voltage
■
Ultra-low battery supply current of 365nA
■
Counters for tenths/hundredths of seconds,
seconds, minutes, hours, day, date, month,
year, and century
■
Programmable clock calibration (analog and
digital)
■
Automatic switchover and reset output circuitry
(fixed reference)
– M41T83S
V
CC
= 3.00V to 5.50V
(2.85V
≤
V
RST
≤
3.00V)
– M41T83R
V
CC
= 2.70V to 5.50V
(2.55V
≤
V
RST
≤
2.70V)
– M41T83Z
V
CC
= 2.38V to 5.50V
(2.25V
≤
V
RST
≤
2.38V)
■
Serial interface supports I
2
C Bus (400kHz
protocol)
■
Programmable alarm with interrupt function
(valid even during battery back-up mode)
■
Optional 2
nd
programmable alarm available
■
Square wave output defaults to 32KHz on
power-up (M41T83 only)
■
RESET (RST) output
■
Watchdog timer
■
Programmable 8-bit counter/timer
■
7 bytes of battery-backed user SRAM
■
Battery low flag
■
Power-down time stamp (HT bit)
■
Low operating current of 80μA
1.
Contact local ST sales office for availability of SOX18
package.
■
Oscillator stop detection
■
Battery or Super-cap back-up
■
Operating temperature of –40°C to 85°C
■
Package options include:
– a 16-lead QFN (M41T83),
– an 18-lead embedded crystal SOIC
(M41T83), or
– an 8-lead SOIC (M41T82)
■
RoHS compliance: lead-free components are
compliant with the RoHS directive.
SOX18 (MY, 18-pin, 300mil SOIC
with Embedded Crystal)
1
QFN16, 4mm x 4mm (QA)
(VFQFPN16)
SO8 (M)
1
18
相關(guān)PDF資料
PDF描述
M41T83 Serial I2C Bus RTC with Battery Switchover(帶電池轉(zhuǎn)換功能的串行I2C總線RTC)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M41T82_08 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial I2C bus RTC with battery switchover
M41T82_10 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial I2C bus RTC with battery switchover
M41T82RM6E 功能描述:實(shí)時(shí)時(shí)鐘 Serial I2C bus RTC W/ battry switchover RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
M41T82RM6F 功能描述:實(shí)時(shí)時(shí)鐘 Serial I2C bus RTC RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
M41T82RMY6E 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Serial RTC with battery switchover
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