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SMS2902 Datasheet(PDF) 2 Page - Summit Microelectronics, Inc.

Part No. SMS2902
Description  Voltage Supervisory Circuit With Watchdog Timer
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Maker  SUMMIT [Summit Microelectronics, Inc.]
Homepage  http://www.summitmicro.com
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 2 page
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2
SMS2902/SMS2904/SMS2916
2028 5.1 8/2/00
PIN CONFIGURATIONS
PIN NAMES
Symbol
Pin
Description
WDI#
1
Watchdog Input /a high to
low transition will clear the
watchdog timer
RESET#
2
Active Low RESET Input/Output
NC
3
No Connect, tie to ground
or leave open
GND
4
Analog and Digital Ground
SDA
5
Serial Memory Input/
Output data line
SCL
6
Serial Memory clock input
RESET
7
Active High RESET Input/
Output
VCC
8
Supply Voltage
2028 PGM T1.1
FIGURE 1. SERIAL BUS TIMING DIAGRAM
CAPACITANCE
TA = 25Ā°C, f = 100KHz
Symbol
Parameter
Max
Units
CIN
Input Capacitance
5
pF
LOUT
Output Capacitance
8
pF
2028 PGM T2..0
SCL
SDA In
SDA Out
tAA
tR
tH IGH
tLOW
tSU:STO
tBUF
tSU:DAT
tHD:DAT
tHD:SDA
tSU:SDA
tDH
2028 ILL5.0
tF
WDI#
RESET#
NC
GND
VCC
RESET
SCL
SDA
1
2
3
4
8
7
6
5
8-Pin SOIC
2028 T PCon 2.0




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