UPD16431A NEC, UPD16431A Datasheet - Page 29

• Manufacturer Part Number: UPD16431A
• Description: 1/2/ 1/3/ 1/4-DUTY LCD CONTROLLER/DRIVER
• Manufacturer: NEC

SWITCHING CHARACTERISTICS
(Unless otherwise specified, T
TIMING REQUIREMENTS
(Unless otherwise specified, T
Output Load
Oscillation frequency
Oscillation frequency
Propagation delay time
Propagation delay time
SYNC delay time
Clock frequency
High-level clock pulse width
Low-level clock pulse width
Shift clock cycle
High-level shift clock pulse
width
Low-level shift clock pulse
width
Shift clock hold time
Data setup time
Data hold time
STB hold time
STB pulse width
Wait time
SYNC removal time
Parameter
Parameter
OUTPUT
a
a
= –40 to +85 ˚C, V
= –40 to +85 ˚C, V
Symbol
Symbol
t
t
t
t
t
t
DSYNC
t
t
f
f
t
t
HSTBK
DKSTB
t
WSTB
SREM
t
t
WHC
WHK
t
t
WAIT
WLC
WLK
OSC
OSC
CYK
PZL
PLZ
f
DS
DH
C
V
5 k
150 pF
DD
R = 100 k
R = 200 k
SCK
SCK
OSC
OSC
OSC
SCK
SCK
SCK
STB
DATA
SCK
SCK
CLK
IN
IN
IN
external clock
external clock
external clock
DD
DD
SCK
CLK
SCK
DATA
DATA
DATA
STB
= V
= V
Conditions
Conditions
LCD
LCD
= 5 V 10%, R
= 5 V 10%, R
L
L
= 5 k , C
= 5 k , C
MIN.
MIN.
175
105
900
400
400
100
200
250
1.5
1.5
1.5
50
1
1
1
L
L
TYP.
TYP.
250
150
= 150 pF)
= 150 pF)
PD16431A
MAX.
MAX.
325
195
100
300
325
1.5
16
16
Unit
Unit
kHz
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
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