MB3793-27A FUJITSU [Fujitsu Component Limited.], MB3793-27A Datasheet - Page 3

• Manufacturer Part Number: MB3793-27A
• Description: Power Voltage Monitoring IC with Watchdog Timer
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

BLOCK DIAGRAM
RESET
CTW
CTP
CK1
CK2
INH
3
1
6
2
8
7
Pulse generator 1
Pulse generator 2
To V
Output circuit
CC
of all blocks
Watchdog
timer
I
1
.
= 3 µA
.
Reference
generator
voltage
I
2
.
= 30 µA
V
.
REF
.
= 1.24 V
.
Logic circuit
To GND of
all blocks
Comp.S
−
+
MB3793
V
R
240 kΩ
R
295 kΩ
S
2
1
.
=
.
=
.
.
5
4
V
GND
CC
-27A
3