m41t93 STMicroelectronics, m41t93 Datasheet - Page 5

no-image

m41t93

Manufacturer Part Number
m41t93
Description
Serial Spi Bus Rtc With Battery Switchover
Manufacturer
STMicroelectronics
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
m41t935MY6
Manufacturer:
ST
0
Part Number:
m41t93RMV6
Manufacturer:
ST
Quantity:
20 000
Part Number:
m41t93RMY6
Manufacturer:
ST
Quantity:
8 000
Part Number:
m41t93RMY6
Manufacturer:
ST
0
Part Number:
m41t93RMY6
Manufacturer:
ST
Quantity:
20 000
Part Number:
m41t93RMY6F
Manufacturer:
NSC
Quantity:
456
Part Number:
m41t93RMY6F
Manufacturer:
ST
0
Part Number:
m41t93RMY6F
Quantity:
55
Part Number:
m41t93RQA6F
Manufacturer:
ST
Quantity:
2 403
Part Number:
m41t93RQA6F
Manufacturer:
ST
0
Part Number:
m41t93S
Manufacturer:
ST
Quantity:
20 000
Part Number:
m41t93SMY6F
Manufacturer:
ST
Quantity:
1 964
Part Number:
m41t93SQA6F
Manufacturer:
STMicroelectronics
Quantity:
1 934
Part Number:
m41t93SQA6F
Manufacturer:
ST
Quantity:
842
Part Number:
m41t93ZMY6
Manufacturer:
ST
Quantity:
20 000
List of tables
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Table 17.
Table 18.
Table 19.
Table 20.
Table 21.
Table 22.
Table 23.
Table 24.
Table 25.
Table 26.
Signal name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Function table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Clock/control register map (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Digital calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Analog calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Alarm repeat modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Timer control register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Interrupt operation (Bit TI/TP = 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Timer source clock frequency selection (244.1µs to 4.25 hrs) . . . . . . . . . . . . . . . . . . . . . . 30
Timer countdown value register bits (addr 11h) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Square wave output frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Century bits examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Initial power-on default values (part 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Initial power-up default values (part 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Operating and AC measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
DC characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Crystal electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Power down/up trip points DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
QFN16 – 16-lead, quad, flat package, no lead, 4x4mm body, mech. data. . . . . . . . . . . . . 44
SOX18 – 18-lead plastic SO, 300mils, embedded crystal, pkg. mech. data. . . . . . . . . . . . 46
Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
5/51

Related parts for m41t93