HD66710 Datasheet, PDF (71/73 Pages) Hitachi Semiconductor – (Dot Matrix Liquid Crystal Display Controller/Driver)

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