Serial real-time clocks (RTCs) with alarm
Serial real-time clocks (RTCs) with alarm
Serial real-time clocks (RTCs) with alarm
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Description<br />
M41T62/63/64/65<br />
Figure 5.<br />
M41T62 connections<br />
XI<br />
XO<br />
V SS<br />
SQW (1)<br />
1<br />
2<br />
3<br />
4<br />
V SS NC<br />
NC<br />
NC<br />
NC<br />
V CC<br />
16 15<br />
QFN<br />
14<br />
NC<br />
13<br />
5 6 7 8<br />
NC<br />
12<br />
11<br />
10<br />
9<br />
NC<br />
IRQ/OUT (2)<br />
SCL<br />
SDA<br />
SDA<br />
SQW (1)<br />
V SS<br />
NC<br />
1<br />
2<br />
3<br />
LCC<br />
8<br />
7<br />
6<br />
4 5<br />
SCL<br />
NC<br />
IRQ/OUT (2)<br />
V CC<br />
AI09100<br />
1. SQW output defaults to 32 KHz upon power-up.<br />
2. Open drain.<br />
Figure 6.<br />
M41T63 connections<br />
XI<br />
XO<br />
V SS<br />
SQW (1)<br />
1<br />
2<br />
3<br />
4<br />
V SS NC<br />
NC<br />
NC<br />
NC<br />
V CC<br />
16 15<br />
14<br />
NC<br />
13<br />
5 6 7 8<br />
NC<br />
12<br />
11<br />
10<br />
9<br />
NC<br />
WDO (2)<br />
SCL<br />
SDA<br />
AI09190<br />
1. SQW output defaults to 32 KHz upon power-up.<br />
2. Open drain.<br />
Figure 7.<br />
M41T64 connections<br />
XI<br />
XO<br />
V SS<br />
(1)<br />
F 32K<br />
1<br />
2<br />
3<br />
4<br />
V SS NC<br />
NC<br />
NC<br />
NC<br />
V CC<br />
16 15<br />
14<br />
NC<br />
13<br />
5 6 7 8<br />
NC<br />
12<br />
11<br />
10<br />
9<br />
NC<br />
SQW (2)<br />
SCL<br />
SDA<br />
AI09101<br />
1. Enabled on power-up.<br />
2. Open drain.<br />
8/44 Doc ID 10397 Rev 19
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