参数资料
型号: M48T212V-85MH1E
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: REAL TIME CLOCK, PDSO44
封装: 0.330 INCH, ROHS COMPLIANT, PLASTIC, SOH-44
文件页数: 10/35页
文件大小: 348K
代理商: M48T212V-85MH1E
Obsolete
Product(s)
- Obsolete
Product(s)
Clock operation
M48T212V
Table 7.
TIMEKEEPER register map
Keys:
S = Sign bit
FT = Frequency test bit
R = READ bit
W = WRITE bit
ST = Stop bit
0 = Must be set to '0'
BL = Battery low flag (read only)
BMB0-BMB4 = Watchdog multiplier bits
AFE = Alarm flag enable flag
RB0-RB1 = Watchdog resolution bits
WDS = Watchdog steering bit
ABE = Alarm in battery back-up mode enable bit
RPT1-RPT5 = Alarm repeat mode bits
WDF = Watchdog flag (read only)
AF = Alarm flag (read only)
Y = '1' or '0'
Address
Function/range
BCD format
D7
D6
D5
D4
D3
D2
D1
D0
Fh
10 Years
Year
00-99
Eh
0
10M
Month
01-12
Dh
0
10 date
Date: Day of month
Date
01-31
Ch
0
FT
0
Day of week
Day
01-7
Bh
0
10 hours
Hours (24 hour format)
Hours
00-23
Ah
0
10 minutes
Minutes
Min
00-59
9h
ST
10 seconds
Seconds
Sec
00-59
8h
W
R
S
Calibration
Control
7h
WDS
BMB4 BMB3
BMB2
BMB1 BMB0
RB1
RB0
Watchdog
6h
AFE
0
ABE
Al 10M
Alarm month
A month
01-12
5h
RPT4
RPT5
AI 10 date
Alarm date
A date
01-31
4h
RPT3
0
AI 10 hour
Alarm hour
A hour
00-23
3h
RPT2
Alarm 10 minutes
Alarm minutes
A min
00-59
2h
RPT1
Alarm 10 seconds
Alarm seconds
A sec
00-59
1h
1000 year
100 year
Century
00-99
0h
WDF
AF
Y
BL
YYYY
Flag
相关PDF资料
PDF描述
M48T35V-10PC1 1 TIMER(S), REAL TIME CLOCK, PDIP28
M48T35V-10MH1 1 TIMER(S), REAL TIME CLOCK, PDSO28
M48T35V-10MH1TR 1 TIMER(S), REAL TIME CLOCK, PDSO28
M48T512V-85PM1 0 TIMER(S), REAL TIME CLOCK, PDIP32
M48T512V-70PM1 REAL TIME CLOCK, PDIP32
相关代理商/技术参数
参数描述
M48T212V-85MH1F 功能描述:监控电路 SRAM TK 16X8 85ns RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
M48T212V-85MH1TR 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V/3.3V TIMEKEEPER[ CONTROLLER
M48T212V-85MH6 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V/3.3V TIMEKEEPER[ CONTROLLER
M48T212V-85MH6E 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V/3.3V TIMEKEEPER CONTROLLER Supervisor
M48T212V-85MH6F 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V/3.3V TIMEKEEPER CONTROLLER Supervisor