参数资料
| 型号： | MCP7940N-I/ST |
| 厂商： | Microchip Technology |
| 文件页数： | 3/14页 |
| 文件大小： | 0K |
| 描述： | IC RTCC 64B SRAM GP 8-TSSOP |
| 标准包装： | 100 |
| 类型： | 时钟/日历 |
| 特点： | 警报器，闰年，方波输出，SRAM |
| 存储容量： | 64B |
| 时间格式： | HH:MM:SS（12/24 小时） |
| 数据格式： | YY-MM-DD-dd |
| 接口： | I²C，2 线串口 |
| 电源电压： | 1.8 V ~ 5.5 V |
| 电压 - 电源，电池： | 1.3 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 8-TSSOP |
| 包装： | 管件 |
2011 Microchip Technology Inc.
DS25010C-page 11
MCP7940N
TABLE 5-1:
RTCC MEMORY MAP
Address
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Function
Range
Reset
State
00h
ST
10 Seconds
Seconds
00-59
00h
01h
10 Minutes
Minutes
00-59
00h
02h
12/24
10 Hour
AM/PM
10 Hour
Hour
Hours
1-12 + AM/PM
00 - 23
00h
03h
OSCON
VBAT
VBATEN
Day
1-7
01h
04h
10 Date
Date
01-31
01h
05h
LP
10 Month
Month
01-12
01h
06h
10 Year
Year
00-99
01h
07h
OUT
SQWE
ALM1
ALM0
EXTOSC RS2
RS1
RS0
Control Reg.
80h
08h
CALIBRATION
Calibration
00h
09h
RESERVED – DO NOT USE
00h
0Ah
10 Seconds
Seconds
00-59
00h
0Bh
10 Minutes
Minutes
00 - 59
00h
0Ch
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
1-12 + AM/PM
00-23
00h
0Dh
ALM0POL
ALM0C2
ALM0C1
ALM0C0
ALM0IF
Day
1-7
01h
0Eh
10 Date
Date
01-31
01h
0Fh
10 Month
Month
01-12
01h
10h
Reserved – Do not use
Reserved
01h
11h
10 Seconds
Seconds
00-59
00h
12h
10 Minutes
Minutes
00-59
00h
13h
12/24
10 Hour
AM/PM
10 Hours
Hour
Hours
1-12 + AM/PM
00-23
00h
14h
ALM1POL
ALM1C2
ALM1C1
ALM1C0
ALM1IF
Day
1-7
01h
15h
10 Date
Date
01-31
01h
16h
10 Month
Month
01-12
01h
17h
Reserved – Do not use
Reserved
01h
18h
10 Minutes
Minutes
00h
19h
12/24
10 Hour
AM/PM
10 Hours
Hour
00h
1Ah
10 Date
Date
00h
1Bh
Day
10 Month
Month
00h
1Ch
10 Minutes
Minutes
00h
1Dh
12/24
10 Hour
AM/PM
10 Hours
Hour
00h
1Eh
10 Date
Date
00h
1Fh
Day
10 Month
Month
00h
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相关代理商/技术参数 |
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| MCP7940NT | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Low-Cost I2C? Real-Time Clock/Calendar with SRAM and Battery Switchover |
| MCP7940NT-E/MNY | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Low-Cost I2C Real-Time Clock/Calendar with SRAM and Battery Switchover |
| MCP7940NT-E/MS | 制造商:Microchip Technology Inc 功能描述:I2C GP RTCC, 64B SRAM, EXT - Tape and Reel 制造商:Microchip Technology Inc 功能描述:IC RTCC 64B SRAM GP I2C 8MSOP |
| MCP7940NT-E/SN | 功能描述:实时时钟 I2C GP RTCC 64B SRAM EXT 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 |
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