UPD16488AP NEC [NEC], UPD16488AP Datasheet - Page 85

• Manufacturer Part Number: UPD16488AP
• Description: 1/92 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM
• Manufacturer: NEC [NEC]

(4) Common
Note TYP. values are reference values when frame frequency = 70 Hz.
Cautions 1. The rise and fall times of input signal (t
(a) Display control output timing
(V
Note TYP. values are reference values when T
(V
Note TYP. values are reference values when T
Caution All timing is rated based on 20% or 80% of V
FR delay time
FR delay time
Clock input 1
Clock input 2
DD1
DD1
OSC
= 1.7 to 2.5 V)
= 2.5 to 3.6 V)
Parameter
Parameter
Parameter
2. All timing is rated based on 20% or 80% of V
SYNC
FR
t
t
f
f
DFR
DFR
N
P
Symbol
Symbol
Symbol
partial display mode, but not using on-chip
divider, B/W mode
FR, C
FR, C
When using OSC
on-chip divider, 1/92 duty, B/W mode
When using OSC
on-chip divider, 1/92 duty,
four-level gray scale mode
When using OSC
When using OSC
partial display mode, but not using on-chip
divider, four-level gray scale mode
L
L
= 50 pF
= 50 pF
A
A
Data Sheet S15745EJ2V0DS
= 25°C.
= 25°C.
Conditions
Conditions
Conditions
IN1
IN1
IN2
IN2
, external clock, and
, external clock, and
, external clock for
, external clock for
r
and t
DD1
.
DD1
f
) are rated as 15 ns or less.
.
MIN.
MIN.
MIN.
t
DFR
TYP.
TYP.
TYP.
26.9
53.8
10.6
21.3
50
20
Note
Note
Note
MAX.
MAX.
MAX.
150
150
200
50
50
80
µ µ µ µ PD16488A
Unit
kHz
kHz
kHz
kHz
Unit
Unit
ns
ns
85