UPD16432B NEC, UPD16432B Datasheet - Page 19

• Manufacturer Part Number: UPD16432B
• Description: 1/8/ 1/15 DUTY LCD CONTROLLER/DRIVER
• Manufacturer: NEC

SWITCHING SPECIFICATIONS
(UNLESS SPECIFIED OTHERWISE, T
REQUIRED TIMING CONDITIONS
(UNLESS SPECIFIED OTHERWISE, T
C
Oscillator frequency
Output data delay time
Output data 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 hold time
Wait time
SYNC removal time
Standby transition time
Reset pulse width
Power-ON reset time
L
Note The time for one frame is found as follows.
= 150 pF)
Parameter
1 frame = 1/f
If f
Parameter
OSC
= 250 kHz and duty = 1/15, 1 frame = 4 s
OSC
Symbol
128 clocks
t
DSYNC
f
t
t
OSC
PZL
PLZ
Symbol
t
t
t
t
HSTBK
HKSTB
t
t
f
t
t
t
t
t
t
t
WSTB
SREM
PSTB
WHC
WAIT
OSC
WLC
WHK
WLK
t
t
WRS
PON
CYK
DS
DH
R = 100 k
SCK
SCK
duty number + 1/f
A
A
OSC
OSC
OSC
SCK
SCK
SCK
STB
DATA
SCK
SCK
8th SCK
RESET
From Power-ON
= –40 to +85°C, V
= –40 to +85°C, V
DATA
DATA
IN
IN
IN
external clock
external clock
external clock
Test Conditions
SCK
SCK
DATA
STB
Test Conditions
9th SCK , in data read
OSC
128
64 clocks
DD
15 + 4 s
DD
= V
= 5 V 10%, V
LCD
= 5 V 10%, R
64 = 7.94 ms
MIN.
175
MIN.
100
900
400
400
100
200
250
1.5
0.1
10
1
1
1
1
1
4
LCD
= 8 V 10%, R
L
TYP.
250
TYP.
= 5 k , C
PD16432B
MAX.
325
100
300
MAX.
1.5
500
5
5
L
= 150 pF)
L
= 5 k ,
Unit
kHz
CLK
ns
ns
Unit
kHz
ns
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
s
s
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