UPD789304 Datasheet, PDF (48/64 Pages) NEC – 8-BIT SINGLE-CHIP MICROCONTROLLER

µPD789304, 789306, 789314, 789316
(c) UART mode (SIO20 only) (dedicated baud rate generator output)
Parameter
Transfer rate
Symbol
Conditions
VDD = 2.7 to 5.5 V
MIN. TYP. MAX.
Unit
78125
bps
19531
bps
(d) UART mode (SIO20 only) (external clock input)
Parameter
ASCK20 cycle time
Symbol
tKCY3
Conditions
VDD = 2.7 to 5.5 V
ASCK20 high-/low-
tKH3,
level width
tKL3
Transfer rate
VDD = 2.7 to 5.5 V
VDD = 2.7 to 5.5 V
ASCK20 rise/fall time tR,
tF
MIN. TYP. MAX.
Unit
800
ns
3200
ns
400
ns
1600
ns
39063
bps
9766
bps
1
µs
48
Data Sheet U14384EJ1V0DS