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參數(shù)資料
| 型號： | S4242SS |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Dual Voltage Supervisory Circuit With Watchdog Timer |
| 中文描述： | 雙電壓監(jiān)控電路，帶有看門狗定時器 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大小： | 102K |
| 代理商： | S4242SS |
6
S4242/S42WD42/S4261/S42WD61
2025 6.0 4/17/00
PIN CONFIGURATIONS
FIGURE 6. TYPICAL SYSTEM CONFIGURATION USING A PUSH BUTTON RESET AND BATTERY MONITOR CIRCUIT
FIGURE 7. TYPICAL SYSTEM CONFIGURATION FOR DUAL RESET WITH V
CC
MONITOR AND 3.3VOLT MONITOR
VLOW#
RESET#
VSENSE
GND
VCC
RESET
SCL
SDA
1
2
3
4
8
7
6
5
8-Pin PDIP
or 8-Pin SOIC
2025 T PCon 2.0
PIN NAMES
VCC = 5.0V ±10%
VLOW#
RESET#
VSENSE
GND
VCC
RESET
SCL
SDA
S42xxx
RESET#
SCL
SDA
I
2
C Peripheral
SCL
SDA
RESET#
General
Purpose
MCU
2025 T fig07 2.0
SECOND CARD
VOLTAGE
3.0V ±5%
VCC = 3.0V or 5.0V
VLOW#
RESET#
VSENSE
GND
VCC
RESET
SCL
SDA
S42xxx
RESET#
SCL
SDA
I
2
C Peripheral
RST
SCL (P0.0)
SDA (P0.1)
INTO (P1.5)
8051 Type
MCU
PB_RST#
2025 T fig06 2.0
VBAT
TRIP
VBAT TO
REGULATOR
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