LC74751 データシートの表示（PDF） - SANYO -> Panasonic
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LC74751 Datasheet PDF : 15 Pages
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LC74751
Pin Functions
Pin no.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Pin
VSS
XtalIN
XtalOUT
TEST
RST
SCLK
SIN
CS
LVBK
LVCHA
VDD2
CVOUT
NC
CVIN
VDD1
SYNIN
SEPC
SEPOUT
SEPIN
OSCOUT
OSCIN
VDD1
Function
Ground
Crystal oscillator
Test output
Reset input
Clock input
Data input
Enable input
Blanking level adjustment input
Character level adjustment input
Power supply
Video signal output
Video signal input
Power supply
Sync separator circuit input
Sync separator circuit adjustment
Composite sync signal output
Vertical synchronizing signal input
LC oscillator
Power supply (+5 V)
Ground (digital system ground)
Notes
Connections for the crystal and capacitors used to form the crystal oscillator for generating
internal synchronizing signals.
Test data output
System reset input (This input has hysteresis characteristics.)
Clock input for the serial data input function (This input has hysteresis characteristics.)
Serial data input (This input has hysteresis characteristics.)
Data is input in 16-bit units.
Serial data input enable input (This input has hysteresis characteristics.)
Serial data input is enabled when this pin is low.
Level input signal used to adjust the blanking level.
Level input signal used to adjust the character level.
Composite video signal adjustment power supply (analog system power supply)
Composite video signal output
This pin must be either connected to ground or left open.
Composite video signal input
Power supply (+5 V)
Input to the composite sync signal sync separator circuit
Sync separator circuit adjustment
Sync separator circuit composite sync signal output
Connect an integration circuit between the SEPOUT pin and this pin, which inputs the vertical
synchronizing signal, to integrate the output signal from the SEPOUT pin.
Connections for the coil and capacitor that form the oscillator used to generate the character
output dot clock.
Power supply (+5 V)
No. 5396-4/15
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