hd66710 Renesas Electronics Corporation., hd66710 Datasheet - Page 71

• Manufacturer Part Number: hd66710
• Description: Dot Matrix Liquid Crystal Display Controller/driver
• Manufacturer: Renesas Electronics Corporation.

20. Vci
Load Circuits
AC Characteristics Test Load Circuits
Test
point
Data bus: DB0–DB7
V
CC
must be maintained.
(4) VUP2, VUP3 vs Capacitance
50 pF
Test condition: Vci = V
9.0
8.5
8.0
7.5
7.0
0.5
Boosting twice
R
f
C ( F)
= 91 k , I
1.0
CC
= 4.5V
o
= 0.25 mA
1.5
typ.
min.
Segment extension signals: CL1, CL2, D, M
Test
point
Test condition: Vci = V
8.0
7.5
7.0
6.5
6.0
0.5
Boosting three times
R
f
C ( F)
= 75 k , I
1.0
CC
= 2.7V
o
= 0.25 mA
1.5
typ.
min.
HD66710
30 pF
361