參數(shù)資料
型號(hào): UPD16431A
廠商: NEC Corp.
英文描述: 1/2, 1/3, 1/4-DUTY LCD CONTROLLER/DRIVER
中文描述: 1 / 2,1 / 3,1/4-DUTY LCD控制器/驅(qū)動(dòng)
文件頁數(shù): 29/34頁
文件大小: 179K
代理商: UPD16431A
μ
PD16431A
29
SWITCHING CHARACTERISTICS
(Unless otherwise specified, T
a
= –40 to +85 C, V
DD
= V
LCD
= 5 V
±
10%, R
L
= 5 k
, C
L
= 150 pF)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Oscillation frequency
f
OSC
R = 100 k
175
250
325
kHz
Oscillation frequency
f
OSC
R = 200 k
105
150
195
kHz
Propagation delay time
t
PZL
SCK
↓ →
DATA
100
ns
Propagation delay time
t
PLZ
SCK
↓ →
DATA
300
ns
SYNC delay time
t
DSYNC
1.5
μ
s
TIMING REQUIREMENTS
(Unless otherwise specified, T
a
= –40 to +85 C, V
DD
= V
LCD
= 5 V
±
10%, R
L
= 5 k
, C
L
= 150 pF)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Clock frequency
f
C
OSC
IN
external clock
50
325
kHz
μ
s
High-level clock pulse width
t
WHC
OSC
IN
external clock
1.5
16
Low-level clock pulse width
t
WLC
OSC
IN
external clock
1.5
16
μ
s
Shift clock cycle
t
CYK
SCK
900
ns
High-level shift clock pulse
width
t
WHK
SCK
400
ns
Low-level shift clock pulse
width
t
WLK
SCK
400
ns
Shift clock hold time
t
HSTBK
STB
↓ →
SCK
1.5
μ
s
Data setup time
t
DS
DATA
SCK
100
ns
Data hold time
t
DH
SCK
↑ →
DATA
200
ns
STB hold time
t
DKSTB
SCK
↑ →
STB
1
μ
s
STB pulse width
t
WSTB
1
μ
s
Wait time
t
WAIT
CLK
↑ →
CLK
1
μ
s
SYNC removal time
t
SREM
250
ns
Output Load
OUTPUT
V
DD
5 k
150 pF
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