UPD78F9177 NEC, UPD78F9177 Datasheet - Page 34

• Manufacturer Part Number: UPD78F9177
• Description: 8-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

34
ASCK20 cycle
time
ASCK20 high-/low-
level width
Transfer rate
ASCK20 rise time,
fall time
(d) UART mode (external clock input)
Parameter
Symbol
t
KH3
t
t
R
KCY3
, t
, t
KL3
F
V
V
V
DD
DD
DD
= 2.7 to 5.5 V
= 2.7 to 5.5 V
= 2.7 to 5.5 V
Data Sheet U14022EJ1V0DS00
Conditions
MIN.
3500
1600
900
400
PD78F9177, 78F9177Y
TYP.
39063
MAX.
9766
1
Unit
bps
bps
ns
ns
ns
ns
s