MAX820(1998) データシートの表示（PDF） - Maxim Integrated
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MAX820 Datasheet PDF : 16 Pages
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Microprocessor and Non-Volatile
Memory Supervisory Circuits
RESET IN/ 4
INT
LLIN/ 5
REFOUT
VCC
MR 9
14
CE IN
8
SWT
WDI 11
7
OVI
VCC 3
VCC
*
RESET
COMPARATOR
RESET
GENERATOR
VCC
1.30V
LOW-LINE
COMPARATOR
VCC
MANUAL
RESET
COMPARATOR
CHIP-ENABLE
OUTPUT
CONTROL
VCC
INTERNAL/
EXTERNAL
MODE
CONTROL
60mV
INTERNAL
EXTERNAL
P
TIMEBASE FOR
RESET AND
WATCHDOG
WATCHDOG
TIMER
VCC
OVERVOLTAGE
COMPARATOR
WATCHDOG
TRANSITION
DETECTOR
N
MAX792
MAX820
2
RESET
1 RESET
10
LOW LINE
VCC
P
13
CE OUT
16
WDPO
15
WDO
6
OVO
12
GND
* SWITCHES ARE SHOWN IN INTERNAL
THRESHOLD MODE POSITION
Figure 1. Block Diagram
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