参数资料
型号: M41T81M6TR
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO8
封装: 0.150 INCH, PLASTIC, SO-8
文件页数: 9/27页
文件大小: 388K
代理商: M41T81M6TR
17/27
M41T81
Square Wave Output
The M41T81 offers the user a programmable
square wave function which is output on the SQW
pin. RS3-RS0 bits located in 13h establish the
square wave output frequency. These frequencies
are listed in Table 4. Once the selection of the
SQW frequency has been completed, the IRQ/FT/
OUT/SQW pin can be turned on and off under soft-
ware control with the Square Wave Enable Bit
(SQWE) located in Register 0Ah.
Table 4. Square Wave Output Frequency
Square Wave Bits
Square Wave
RS3
RS2
RS1
RS0
Frequency
Units
00
None
-
00
01
32.768
kHz
00
10
8.192
kHz
00
11
4.096
kHz
01
00
2.048
kHz
01
1.024
kHz
01
10
512
Hz
01
11
256
Hz
10
00
128
Hz
10
01
64
Hz
10
32
Hz
10
11
16
Hz
11
00
8
Hz
11
01
4
Hz
11
10
2
Hz
11
1
Hz
相关PDF资料
PDF描述
M41T81M6 1 TIMER(S), REAL TIME CLOCK, PDSO8
M41T94MQ6E 1 TIMER(S), REAL TIME CLOCK, PDSO16
M43C505 4-BIT, MROM, 2 MHz, MICROCONTROLLER
M43C505 4-BIT, MROM, 2 MHz, MICROCONTROLLER
M45C535 4-BIT, MROM, 1 MHz, MICROCONTROLLER
相关代理商/技术参数
参数描述
M41T81MX 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:SERIAL ACCESS RTC WITH ALARMS
M41T81MX6 功能描述:实时时钟 Serial 512 (64x8) RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
M41T81MX6TR 功能描述:实时时钟 Serial 512 (64x8) RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
M41T81MY 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:SERIAL ACCESS RTC WITH ALARMS
M41T81MY6 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Serial Access Real-Time Clock with Alarms