HD6473847RHV Datasheet, PDF (421/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 17 Electrical Characteristics
17.2.5 LCD Characteristics
Table 17.6 shows the LCD characteristics.
Table 17.6 LCD Characteristics
V_CC = 1.8 V to 5.5 V, AV_CC = 1.8 V to 5.5 V, V_SS = AV_SS = 0.0 V, unless otherwise specified
(including subactive mode), T_a = –20°C to +75°C (product with regular specifications), T_a = –
40°C to +85°C (product with wide-range temperature specifications), T_a = +75°C (bare die
product)
Item
Applicable
Symbol Pins
Segment driver
V_DS
step-down voltage
SEG1 to
SEG25
Test Condition Min
I_D = 2 μA
—
V1 = 2.7 V to 5.5 V
Values
Typ Max
—
0.6
Unit
V
Reference
Figure
*¹
Common driver
V_DC
step-down voltage
COM1 to
I_D = 2 μA
—
—
0.3
V
*¹
COM4
V1 = 2.7 V to 5.5 V
LCD power supply R_LCD
split-resistance
Liquid crystal
V_LCD
V1
display voltage
Between V1 and 0.5 3.0 9.0 MΩ
V_SS
2.2 —
5.5
V
*²
Notes: 1. The voltage step-down from power supply pins V1, V2, V3, and V to each segment pin
SS
or common pin.
2. When the liquid crystal display voltage is supplied from an external power supply,
ensure that the following relationship is maintained: V_CC ≥ V1 ≥ V2 ≥ V3 ≥ V_SS.
Rev. 7.00 Mar. 08, 2010 Page 389 of 510
REJ09B0024-0700