MCP79412T-I/MS Microchip Technology, MCP79412T-I/MS Datasheet - Page 11

• Manufacturer Part Number: MCP79412T-I/MS
• Description: Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64
• Manufacturer: Microchip Technology
• Series: -r
• Type: Clock/Calendarr

Specifications of MCP79412T-I/MS

• Function: Clock/Calendar
• Rtc Memory Size: 64 Byte
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Rtc Bus Interface: I2C
• Supply Current: 1 uA
• Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Unique ID
• Memory Size: 64B
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C
• Voltage - Supply: 1.8 V ~ 5.5 V
• Voltage - Supply, Battery: 1.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 4-1:
 2010-2011 Microchip Technology Inc.
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Ah
1Bh
1Ch
1Dh
1Eh
1Fh
Address
ST
OUT
ALM0POL
ALM1POL
Bit 7
DETAILED RTCC MEMORY MAP
12/24
SQWE
12/24
ALM0C2
12/24
ALM1C2
12/24
10 Minutes
12/24
Day
Day
Bit 6
10 Year
10 Seconds
UNIQUE UNLOCK ID SEQUENCE
10 Seconds
10 Seconds
10 Minutes
10 Hour
AM/PM
OSCON
LP
ALM1
10 Minutes
10 Hour
AM/PM
ALM0C1
10 Minutes
10 Hour
AM/PM
ALM1C1
10 Minutes
10 Hour
AM/PM
10 Hour
AM/PM
Bit 5
Reserved – Do not use
Reserved - Do not use
10 Date
10 Date
10 Date
10 Date
10 Date
CALIBRATION
10 Hour
V
10 Month
ALM0
10 Hours
ALM0C0
10 Month
10 Hours
ALM1C0
10 Month
10 Hours
10 Month
10 Hours
10 Month
BAT
Time-stamp Registers – Power-Down
Bit 4
Time-stamp Registers – Power-Up
Time and Configuration Registers
Alarm 0 Registers
Alarm 1 Registers
VBATEN
EXTOSC RS2
ALM0IF
ALM1IF
Bit 3
Bit 2
Seconds
Seconds
Seconds
Minutes
Minutes
Minutes
Minutes
Minutes
Month
Month
Month
Month
Month
Hour
Date
Hour
Date
Hour
Date
Hour
Date
Hour
Date
Year
RS1
Bit 1
Day
Day
Day
RS0
Bit 0
Control Reg.
Seconds
Minutes
Hours
Day
Date
Month
Year
Calibration
Unlock ID
Seconds
Minutes
Hours
Day
Date
Month
Reserved
Seconds
Minutes
Hours
Day
Date
Month
Reserved
Function
MCP7941X
00-59
00-59
1-12 + AM/PM
00 - 23
1-7
01-31
01-12
00-99
00-59
00 - 59
1-12 + AM/PM
00-23
1-7
01-31
01-12
00-59
00-59
1-12 + AM/PM
00-23
1-7
01-31
01-12
Range
DS22266C-page 11
Reset
State
00h
00h
00h
01h
01h
01h
01h
80h
00h
00h
00h
00h
00h
01h
01h
01h
01h
00h
00h
00h
01h
01h
01h
01h
00h
00h
00h
00h
00h
00h
00h
00h