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M48T212V Datasheet(PDF) 7 Page - STMicroelectronics

Part # M48T212V
Description  5V/3.3V TIMEKEEPER CONTROLLER Supervisor
PDF  32 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M48T212V Datasheet(HTML) 7 Page - STMicroelectronics

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M48T212Y, M48T212V
Figure 4. Hardware Hookup
Note: 1. See description in Power Supply Decoupling and Undershoot Protection.
2. Traces connecting E1CON and E2CON to external SRAM should be as short as possible.
3. If the second chip enable pin (E2) is unused, it should be tied to VOUT.
AI03046
A0-A3
DQ0-DQ7
A
VCC
W
G
WDI
RSTIN1
RSTIN2
VSS
E
E2
(3)
VCC
A0-Axx
0.1
µF
0.1
µF
5V/3.3V
E2CON
RST
IRQ/FT
M48T212Y/V
CMOS
SRAM
VOUT
E
VCC
CMOS
SRAM
E1CON
Note 2
MOTOROLA
MTD20P06HDL
VCCSW
1N5817
(1)
EX
E
A0-A18
A0-Axx
E2
(3)



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