參數(shù)資料
型號(hào): MCP79402-I/ST
廠商: Microchip Technology
文件頁數(shù): 4/15頁
文件大小: 0K
描述: IC RTCC 64BIT SRAM I2C 8TSSOP
標(biāo)準(zhǔn)包裝: 100
類型: 時(shí)鐘/日歷
特點(diǎn): 警報(bào)器,閏年,方波輸出,SRAM,唯一 ID
存儲(chǔ)容量: 64B
時(shí)間格式: HH:MM:SS(12/24 小時(shí))
數(shù)據(jù)格式: YY-MM-DD-dd
接口: I²C,2 線串口
電源電壓: 1.8 V ~ 5.5 V
電壓 - 電源,電池: 1.3 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 8-TSSOP
包裝: 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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