參數(shù)資料
型號: HEF4754VF
廠商: NXP Semiconductors N.V.
英文描述: 18-element bar graph LCD driver
中文描述: 18元條形圖LCD驅(qū)動器
文件頁數(shù): 3/7頁
文件大?。?/td> 68K
代理商: HEF4754VF
January 1995
3
Philips Semiconductors
Product specification
18-element bar graph LCD driver
HEF4754V
LSI
PINNING
V
OSC
V
c
V
ref min
V
ref max
I
1
oscillator terminal
control voltage input
reference voltage inputs
thermometer/pointer
(choice select input)
peak value; reset/9 or 18 bars
(choice select input)
reset; repetitively reset
(choice select input)
bar outputs
back plate output
I
2
I
3
O
1
to O
18
O
R
HEF4754VP(N):
28-lead DIL; plastic
(SOT117-2)
28-lead DIL; ceramic (cerdip)
(SOT135)
28-lead SO; plastic
(SOT136-1)
HEF4754VD(F):
HEF4754VT(D):
( ): Package Designator North America
Fig.2 Pinning diagram.
FUNCTION TABLE
Note
1.
2.
3.
H = HIGH state (the more positive voltage)
L = LOW state (the less positive voltage)
X = state is immaterial
I
1
L
L
H
H
I
2
L
H
L
H
I
3
X
X
X
L
MODE
pointer; 18 bars
pointer; 9 bars
thermometer; no peak value
thermometer; peak value, repetitively
reset
thermometer; peak value, manually
reset
H
H
H
相關(guān)PDF資料
PDF描述
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