DS3232MZ View Datasheet(PDF) - Maxim Integrated

Part Name

Description

MFG CO.

DS3232MZ

±5ppm, I2C Real-Time Clock with SRAM

Maxim Integrated

'DS3232MZ' PDF : 23 Pages View PDF

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DS3232M
±5ppm, I2C Real-Time Clock with SRAM
Table 2. Timekeeping Registers
ADDRESS
00h
01h
BIT 7
MSB
0
0
02h
0
03h
0
04h
0
05h
Century
06h
BIT 6
BIT 5 BIT 4
10 Seconds
10 Minutes
12/24
AM/PM
20
Hours
10
Hours
0
0
0
0
10 Date
0
0
10
Month
10 Year
07h
A1M1
10 Seconds
BIT 3
0
BIT 2 BIT 1
Seconds
Minutes
BIT 0
LSB
Hour
Day
Date
Month
Year
Seconds
08h
A1M2
10 Minutes
Minutes
AM/PM
09h
A1M3
12/24
10
20
Hours
Hours
0Ah
A1M4
DY/DT
10 Date
Hour
Day
Date
0Bh
A2M2
10 Minutes
Minutes
AM/PM
0Ch
A2M3
12/24
10
20
Hours
Hours
Hour
0Dh
A2M4
DY/DT
10 Date
0Eh
EOSC BBSQW CONV
NA
Day
Date
NA
INTCN A2IE A1IE
0Fh
OSF BB32KHZ
0
0
EN32KHZ BSY
A2F
A1F
10h
SIGN
DATA
DATA DATA
DATA
DATA DATA DATA
11h
SIGN
DATA
DATA DATA
DATA
DATA DATA DATA
12h
DATA
DATA
0
0
0
0
0
0
13h
SWRST
0
0
0
0
0
0
0
14h–FFh
X
X
X
X
X
X
X
X
Note: Unless otherwise specified, the registers’ state is not defined when power is first applied.
FUNCTION RANGE
Seconds
Minutes
Hours
Day
Date
Month/Century
Year
Alarm 1
Seconds
Alarm 1
Minutes
Alarm 1 Hours
Alarm 1 Day
Alarm 1 Date
Alarm 2
Minutes
Alarm 2 Hours
Alarm 2 Day
Alarm 2 Date
Control
Status
Aging Offset
Temperature
MSB
Temperature
LSB
Test
SRAM
00–59
00–59
1–12 +
AM/PM
00–23
1–7
01–31
01–12 +
Century
00–99
00–59
00–59
1–12 +
AM/PM
00–23
1–7
1–31
00–59
1–12 +
AM/PM
00–23
1–7
1–31
—
—
—
—
—
—
00h–FFh
13

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