Datasheet

Description M41T94
8/41
Figure 3. 28-pin SOIC connections
Table 1. Signal names
E Chip enable
IRQ
/FT/OUT
Interrupt/frequency test/out
output (open drain)
RST
Reset output (open drain)
RSTIN1
Reset 1 input
RSTIN2
Reset 2 input
SCL Serial clock input
SDI Serial data input
SDO Serial data output
SQW Square wave output
THS Threshold select pin
WDI Watchdog input
XI
(1)
1. For SO16 package only.
Oscillator input
XO
(1)
Oscillator output
V
BAT
(1)
Battery supply voltage
V
CC
Supply voltage
V
SS
Ground
AI03685
8
2
3
4
5
6
7
9
10
11
12
13
14
22
21
20
19
18
17
16
15
28
27
26
25
24
23
1
RSTIN1
NC
NC
NC
NC
WDI
NC
NC
IRQ/FT/OUT
NC
NC
NC
THS
NC
SCL
SDINC
V
SS
SDO
RST
NC
SQW V
CC
M41T94
NC
NC
E
RSTIN2
NC