SMS2916 查看數據表（PDF） - Summit Microelectronics

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SMS2916

Voltage Supervisory Circuit With Watchdog Timer

Summit Microelectronics 

PIN CONFIGURATIONS

8-Pin PDIP

or 8-Pin SOIC

WDI# 1

RESET# 2

NC 3

GND 4

8 VCC

7 RESET

6 SCL

5 SDA

2028 T PCon 2.0

SMS2902/SMS2904/SMS2916

PIN NAMES

Symbol Pin

WDI#

1

RESET# 2

NC

3

GND

4

SDA

5

SCL

6

RESET 7

VCC

8

Description

Watchdog Input /a high to

low transition will clear the

watchdog timer

Active Low RESET Input/Output

No Connect, tie to ground

or leave open

Analog and Digital Ground

Serial Memory Input/

Output data line

Serial Memory clock input

Active High RESET Input/

Output

Supply Voltage

2028 PGM T1.1

CAPACITANCE

TA = 25°C, f = 100KHz

Symbol

CIN

LOUT

Parameter

Input Capacitance

Output Capacitance

Max

5

8

Units

pF

pF

2028 PGM T2..0

SCL

SDA In

SDA Out

2028 5.0 4/18/00

tR

tF

tSU:SDA tHD:SDA

tH IGH tLOW

tHD:DAT

tSU:DAT

tDH

tAA

FIGURE 1. SERIAL BUS TIMING DIAGRAM

2

tSU:STO

tBUF

2028 ILL5.0

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