M48T37V-10MH6TR STMicroelectronics, M48T37V-10MH6TR Datasheet - Page 13
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M48T37V-10MH6TR
Manufacturer Part Number
M48T37V-10MH6TR
Description
Manufacturer
STMicroelectronics
Datasheet
1.M48T37V-10MH6TR.pdf
(30 pages)
Specifications of M48T37V-10MH6TR
Bus Type
Parallel
User Ram
32KB
Operating Supply Voltage (typ)
3.3V
Package Type
SOH
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Operating Temperature Classification
Industrial
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Pin Count
44
Mounting
Surface Mount
Date Format
DW:DM:M:Y
Time Format
HH:MM:SS
Lead Free Status / RoHS Status
Not Compliant
M48T37Y, M48T37V
Table 5.
Keys:
Address
7FFEh
7FFDh
7FFCh
7FFBh
7FFFh
7FFAh
7FF9h
7FF8h
7FF7h
7FF6h
7FF5h
7FF4h
7FF3h
7FF2h
7FF1h
7FF0h
S = Sign bit
FT = Frequency test bit
R = READ bit
W = WRITE bit
ST = Stop bit
0 = Must be set to '0'
BL = Battery low flag (read only)
BMB0-BMB4 = Watchdog multiplier bits
AFE = Alarm flag enable flag
RB0-RB1 = Watchdog resolution bits
WDS = Watchdog steering bit
ABE = Alarm in battery backup mode enable bit
RPT1-RPT4 = Alarm repeat mode bits
WDF = Watchdog flag (read only)
AF = Alarm flag (read only)
Z = '0' and are read only
RPT4
RPT3
RPT2
RPT1
WDS
WDF
AFE
Register map
D7
ST
W
0
0
0
0
0
BMB4 BMB3
D6
AF
FT
R
0
0
0
0
0
0
Alarm 10 seconds
1000 year
Alarm 10 minutes
10 years
10 seconds
10 minutes
AIarm 10 hours
AIarm 10 date
ABE
D5
S
0
0
Z
10 hours
10 date
Doc ID 7019 Rev 9
BMB2 BMB1 BMB0
10 M
D4
BL
0
0
Data
D3
Z
0
0
Date: Day of month
Calibration
Alarm seconds
Alarm minutes
Alarm hours
D2
Alarm date
Z
0
Seconds
100 year
Minutes
Month
Hours
Day of week
Year
RB1
D1
Z
0
RB0
D0
Z
0
Alarm hour
Alarm date
Watchdog
Alarm min
Alarm sec
Interrupts
Century
Control
Month
Hours
Clock operations
Function/range
Flags
Date
Year
Day
Sec
Min
BCD format
00-99
01-12
01-31
00-23
00-59
00-59
01-31
00-23
00-59
00-59
00-99
01-7
13/30