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MAX690TESA+ 数据手册 - Maxim Integrated（美信）
制造商:
Maxim Integrated（美信）
分类:
电源监控芯片
封装:
SOIC-8
描述:
MAXIM INTEGRATED PRODUCTS MAX690TESA+ 芯片, 微处理器监控器, 5.5V, NSOIC-8
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MAX690TESA+数据手册
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若手册格式错乱，请下载阅览PDF原文件
Figure 6. Interfacing to μPs with Bidirectional Reset I/O
Figure 7. Maximum Transient Duration without Causing a
Reset Pulse vs. Reset Comparator Overdrive
MAX690T/S/R
MAX704T/S/R
MAX802T/S/R
MAX806T/S/R
V
CC
GND
RESET
V
CC
GND
4.7kΩ
RESET
µP
BUFFERED RESET TO OTHER SYSTEM COMPONENTS
100
0
10 100 1000
20
MAX690 fig07
RESET COMPARATOR OVERDRIVE (V
RST
- V
CC
) (mV)
MAXIMUM TRANSIENT DURATION (µs)
40
60
80
V
CC
= 3.3V
T
A
= +25°C
MAX704T/S/R
MAX806T/S/R
V
OUT
RESET
VBATT
V
CC
GND
0.1µF
3.6V
PFI
MR
0.1µF
0.1µF
RAM
µP
3.0V OR 3.3V
MAX690T/S/R, MAX704T/S/R,
MAX802T/S/R, MAX804−MAX806T/S/R
3.0V/3.3V Microprocessor
Supervisory Circuits
www.maximintegrated.com
Maxim Integrated
│
11
Typical Operating Circuits (continued)
WDI
[MR]
RESET
(RESET)
GND
V
CC
VBATT
V
OUT
PFI PFO
0.110"
(2.794mm)
0.080"
(2.032mm)
( ) ARE FOR MAX804T/S/R, MAX805T/S/R.
[ ] ARE FOR MAX704T/S/R, MAX806T/S/R.
Chip Topography
TRANSISTOR COUNT: 802;
SUBSTRATE IS CONNECTED TO THE HIGHER OF
V
CC
OR VBATT, AND MUST BE FLOATED IN ANY
HYBRID DESIGN.
Chip Information
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