KS0094 데이터 시트보기 (PDF) - Samsung
부품명
상세내역
일치하는 목록
KS0094 Datasheet PDF : 62 Pages
| |||
KS0094
PRELIMINARY SPEC. VER. 0.4
34 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD
PIN DESCRIPTION
POWER SUPPLY
Name
VDD
VSS
I/O
Power
V0
V1
V2
I/O
V3
V4
Table 3. Pin Description
Description
Power supply
Connect to MPU power supply pin
0V (GND)
Bias voltage level for LCD driving
Voltages should have the following relationship;
V0 ≥ V1 ≥ V2 ≥ V3 ≥ V4 ≥ VSS
When the built-in power circuit is active and internal 1/5 bias resistors
are used.
LCD bias V1
V2
V3
V4
1/5 bias
(4/5) x V0 (3/5) x V0
(2/5) x
V0
(1/5) x
V0
When the built-in power circuit is active and internal 1/4 bias resistors
are used.
LCD bias V1
V2
V3
V4
1/4 bias (3/4) x V0
(2/4) x V0
(1/4) x
V0
LCD DRIVER SUPPLY
Table 3. Pin Description (Continued)
Name
CAP1+
CAP1-
CAP2+
CAP2-
VOUT
VR
I/O
Description
O
Capacitor + connecting pin for the internal voltage converter
O
Capacitor - connecting pin for the internal voltage converter
O
Capacitor + connecting pin for the internal voltage converter
O
Capacitor - connecting pin for the internal voltage converter
I/O
DC/DC voltage converter output
Voltage adjust pin
I
This pin gives a voltage between V0 and VSS by resistance-division of
voltage.
6
Share Link: 