pcf1303t NXP Semiconductors, pcf1303t Datasheet - Page 7

• Manufacturer Part Number: pcf1303t
• Description: 18-element Bar Graph Lcd Driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes to D.C. characteristics
1. V
2. See Fig.2.
3. Pin under test at V
4. I
5. V
6. V
7. f
8. R
9. Number of segments 2 or 18.
10. See equation (1).
11. Condition applies with clock oscillator such that f
November 1986
18-element bar graph LCD driver
C
For n = 2:
For n = 18:
V
V
O
BP
ref min
OH
OL
1
osc
IO
IO
= 0, all inputs at V
= 100 Hz, load segment outputs to back-plane output.
= 0,4 V, all inputs at V
= V
C
= 0,1 M , C
=
=
18
= 0,5 V, V
V
V
DD
c
c
–
0,01 F, C
–
V
0,5 V, all inputs at V
V
ref min
ref max
osc
ref max
SS
= 390 pF.
–
SS
BP
or V
+
------------------------------------------------------------------- -
= 9,5 V, V
or V
V
--------------------------------------------------------- -
= C
ref max
V
DD
SS
ref max
DD
1
. All other inputs simultaneously at V
or V
.
C
2
SS
DD
c
18
18
–
–
= V
. . . C
or V
.
V
V
osc
ref min
ref min
DD
18
= 0 V, I
.
Fig.3 Typical application.
0,05 F, R
V
BP
1
H
at V
V
= 100 Hz.
H
SS
7
1
or V
R
18
DD
.
SS
2 M .
or V
DD
.
Product specification
PCF1303T