38
DN-HD2500
B6TS-04LT (IC706, 801) TB62725BFNG (IC704, 805)
PCM1781 (IC802, 803) BD9110NV (IC401) LM3525M-L (IC404)
GP1A038RBK (IC707, 807) STR-W6765N (IC901)
LCD MODULE (MD578TT72)
GND
SERIAL-IN
LATCH
CLOCK
OUT0
OUT1
OUT2
OUT3
VDD
R-EXT
SERIAL-OUT
ENABLE
OUT7
OUT6
OUT5
OUT4
1
2
3
4
5
6
7
8
9
10
20
OUT1/SCS
19
18
17
16
15
14
13
12
11
OUT0/CHG
CH0A
CH0B
VDD
CH1A
CH1B
CH2A
CH2B
CH3A
OUT2/SCK
OUT3/SD
RESET
TEST1
VSS
MEAS
VDD
TEST2
SETUP
CH3B
1 FMT
2 DEMP0
3 DEMP1
4 MUTE
5 SCK
6DATA
7 BCK
8 LRCK
ZEROA
V
OUT
L
V
OUT
R
V
COM
AGND
V
CC
NC
TEST 9
10
11
13
12
14
15
16
1
1. ADJ
2
2. Vcc
3
3. ITH
4
4. GND
5
5. PGND
6
6. SW
7
7. PVcc
8
8. EN
SO-8
EN OUT
IN
OUT
NO
FLAG
GND
NC
1
6
54
2
3
10kΩ
10kΩ
6
1
2
1 Anode
Cathode
PD
4
PD3
PD2
PD1
GND
Vo
B
VoA
Vcc
2
5
6
5
4
3
4
3
Vcc=2.7 to 5.5V
1
1D
NC
S/GND
VCC
SS/OLP
FB
OCP/BD
Number Name
2
2
3
3
4
4
5
5
6
6
7
7
112
Pin No.
Symbol
Function
1 FLM
CL1
CL2
VLED
DISP
D0
D1
D2
D3
VDD
VSS
FLM
Start-up signal
Display data signal (Latch clock)
Display data signal (Shift clock)
Power supply for LED Backlight
Display control signal (ON "H", OFF "L")
Display data
Power supply for logic
Ground
Voltage for control LCD
2
3
4
5
6
7
8
9
10
11
12