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Part Name
Description
M48T86MH1(2007) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M48T86MH1
(Rev.:2007)
5.0 V PC real-time clock
STMicroelectronics
M48T86MH1 Datasheet PDF : 36 Pages
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M48T86
Table 1. Signal names
AD0-AD7
Multiplexed address/data bus
E
Chip enable input
R/W
WRITE enable input
DS
Data strobe input
AS
Address strobe input
RST
Reset Input
RCL
RAM clear input
MOT
Bus type select input
SQW
Square wave output
Interrupt request output
IRQ
(open drain)
V
CC
Supply voltage
V
SS
Ground
NC
Not connected internally
Figure 2. 24-pin DIP connections
MOT 1
NC 2
24 VCC
23 SQW
NC 3
22 NC
AD0 4
21 RCL
AD1 5
20 NC
AD2 6
19 IRQ
M48T86
AD3 7
18 RST
AD4 8
17 DS
AD5 9
16 NC
AD6 10
15 R/W
AD7 11
14 AS
VSS 12
13 E
AI01641
Summary description
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