M41T62 datasheet(40/42 Pages) STMICROELECTRONICS

40 / 42 page

List of tables

Table 1.

Device summary .................................................................... 2

Table 2.

Signal names ...................................................................... 4

Table 3.

M41T62 register map ................................................................ 13

Table 4.

M41T64 register map ................................................................ 14

Table 5.

M41T65 register map ................................................................ 15

Table 6.

Alarm repeat modes ................................................................. 18

Table 7.

Square wave output frequency ......................................................... 19

Table 8.

Examples using century bits ........................................................... 20

Table 9.

Initial power-up values ............................................................... 21

Table 10.

Absolute maximum ratings ............................................................ 22

Table 11.

Operating and AC measurement conditions................................................. 23

Table 12.

Capacitance ...................................................................... 24

Table 13.

DC characteristics .................................................................. 24

Table 14.

Crystal electrical characteristics ......................................................... 25

Table 15.

Crystals suitable for use with M41T6x series RTCs ........................................... 25

Table 16.

Oscillator characteristics .............................................................. 25

Table 17.

AC characteristics .................................................................. 26

Table 18.

QFN16 — 16-pin, quad, flat package, no-lead, 3x3 mm, package mechanical data...................... 29

Table 19.

LCC8 — 8-pin, 1.5 x 3.2 mm leadless chip carrier package mechanical data .......................... 31

Table 20.

Carrier tape dimensions for QFN16 3 x 3 mm package ......................................... 33

Table 21.

Reel dimensions for 12 mm carrier tape - QFN16 and LCC8 packages .............................. 35

Table 22.

Ordering information scheme........................................................... 36

Table 23.

Document revision history ............................................................. 37

M41T62, M41T64, M41T65

List of tables

DS3840 - Rev 24

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