FUJITSU MB3773 - Manual (Page 5)

MB3773
5
RESET
V
CC
V SH
V SL
0.8 V
CK
C T
T CK
T
PR
T WD
T WR T PR
(1) (2) (3)(4)(5) (5) (6) (7) (8)(9) (10) (11) (12)
••••
MB3773 Basic Operation
V
CC
RESET
RESET
CK
Logic Circuit
T
PR
(ms) := 1000 · C
T
(
µ
F)
T
WD
(ms) := 100 · C
T
(
µ
F)
T
WR
(ms) := 20 · C
T
(
µ
F)
Example : C
T
=
0.1
µ
F
T
RR
(ms) := 100 (ms)
T
WD
(ms) := 10 (ms)
T
WR
(ms) := 2 (ms)
RESET
RESET
CK
GND
C
T
V
CC