参数资料
型号: MCP79400-I/SN
厂商: Microchip Technology
文件页数: 4/15页
文件大小: 0K
描述: IC RTCC 64B SRAM 8SOIC
标准包装: 100
类型: 时钟/日历
特点: 警报器,闰年,方波输出,SRAM,唯一 ID
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-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 管件
MCP7940X
DS25009C-page 12
2011 Microchip Technology Inc.
TABLE 5-1:
DETAILED 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
UNIQUE UNLOCK ID SEQUENCE
Unlock ID
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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