m52338fp Mitsumi Electronics, Corp., m52338fp Datasheet

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m52338fp

Manufacturer Part Number
m52338fp
Description
Interface Ic For Active Matrix Liquid Crystal Panel
Manufacturer
Mitsumi Electronics, Corp.
Datasheet
DESCRIPTION
The M52338FP is a semiconductor integrated circuit containing an
interface circuit which is necessary to drive an active matrix liquid
crystal panel.
FEATURES
APPLICATION
Active matrix liquid crystal color television
RECOMMENDED OPERATING CONDITION
GND=0V,V
BLOCK DIAGRAM
characteristics caused by applied voltage which is peculiar to a
liquid crystal panel.
By combining with Mitsubishi video/chroma signal processing
ICs, M52042FP (NTSC) and M52045FP (PAL), low cost and
optimal system configuration is possible.
correction circuit is built in to correct non-linearity of luminance
MAIN IN R
MAIN IN G
MAIN IN B
EXT IN G
EXT IN R
EXT IN B
FRP2 IN
HO IN
Supply voltage
COMMON GAIN
CC1
27
29
31
12
1
3
5
8
=V
CONT.
CC2
CP
CP
CP
CP
CP
CP
COMMON
13
INV
V
V
14
COMMON
C P
V
MAIN
SW
CC1
CC2
EXT
EE
7
SW
OUT
supply voltage
-7.0 to 8.5V
CLAMP
4.0 to 5.5V
Operating
-AMP
-AMP
-AMP
CP
CONT.
9
C P
25
1
CONTRAST
26
2
Recommended
supply voltage
INTERFACE IC FOR ACTIVE MATRIX LIQUID CRYSTAL PANEL
24
CONTRAST
CONTRAST
CONTRAST
SUB
CONTRAST
R
-7.5V
4.5V
28
V
32
CC1
SUB
CONTRAST
B
30
BRIGHT
23
BRIGHT
BRIGHT
BRIGHT
CLAMP
CLAMP
CLAMP
CLAMP R
PIN CONFIGURATION (TOP VIEW)
2
GND
COMMON GAIN CONT.
16
CLAMP G
COMMON OUT
MAIN/EXT SW
4
BIAS CONT.
CLAMP B
MAIN IN G
CP CONT.
MAIN IN R
MAIN IN B
CLAMP G
CLAMP R
CLAMP B
6
FRP2 IN
HD IN
V
SUB BIAS
SUB BIAS
SUB BIAS
GND
V
CC2
FRP1
SUB
BIAS
FRP1 IN
EE
20
R
22
Outline 32P2U-B
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
SUB
BIAS
V
18
10
B
CC2
MITSUBISHI ICs (TV)
DRIVE BUFFER
DRIVE BUFFER
DRIVE BUFFER
PEAK LIMITER
PEAK LIMITER
PEAK LIMITER
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
M52338FP
V
11
V
EXT IN R
SUB CONTRAST B
EXT IN G
SUB CONTRAST R
EXT IN R
CONTRAST
BRIGHT
FRP1 IN
R OUT
SUB BIAS R
G OUT
SUB BIAS B
B OUT
EE
2
1
CC1
21
19
17
15
R OUT
G OUT
B OUT
BIAS
CONT.

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m52338fp Summary of contents

Page 1

... DESCRIPTION The M52338FP is a semiconductor integrated circuit containing an interface circuit which is necessary to drive an active matrix liquid crystal panel. FEATURES correction circuit is built in to correct non-linearity of luminance characteristics caused by applied voltage which is peculiar to a liquid crystal panel. By combining with Mitsubishi video/chroma signal processing ICs, M52042FP (NTSC) and M52045FP (PAL), low cost and optimal system configuration is possible ...

Page 2

... FRP2 GND P12 FRP2 GND P12 FRP2 GND P12 GND FRP2 1.0V 4.5V 4. 1.0V 4.5V 4. 4.5V 4. 4.5V 4. 1.5V 4.5V 4.5V P5 MITSUBISHI ICs (TV) M52338FP Limits Note Unit (FRP1) Min. Typ. Max 1.0 1.2 2.0 V P-P -1.65 -1.45 -1.25 V 8.0 8.8 9.5 V P-P -1.65 -1.45 -1.25 V 1.1 1. sec 1.1 1. sec 4.5V 2.7 3.0 3.3 ...

Page 3

... P3 Y 1.5V 4.5V 1. 1.5V 4.5V 1. GND 4.5V 4. 4.5V 4. 4.5V 4.5V 4. GND 4.5V 4. 4.5V 4. 4.5V 4.5V 4. GND P1 Y 1.0V 4.5V 4.5V P5 ....... MITSUBISHI ICs (TV) M52338FP Note Limits Unit (FRP1) Min. Typ. Max. GND 8.5 2.9 3.4 V P-P 0.0 200 mV GND -100 0.0 100 V P-P 4.5V 0.3 0.5 0.7 mV 4.5V 0.0 100 V -3.85 -3.65 -3.55 V GND 0.0 100 mV 7.5 9.0 10.5 dB 4.5V 5.0 6.5 7.5 dB 4.5V 2.0 3.0 4 ...

Page 4

... GND 4.5V 4. 4.5V GND 4.5V 4. ....... GND Y GND 4.5V 4.5V ....... GND P5 P1 ....... 4.5V Y GND 4.5V 4.5V ....... 4. SYNC+ P3 1.5V 4.5V 4.5V SWEEP P5 P1 SYNC+ P3 1.5V 4.5V 4.5V SWEEP 1.5V 4.5V 4. 1.5V 4.5V 4. 100 125 MITSUBISHI ICs (TV) M52338FP Note Limits Unit (FRP1) Min. Typ. Max. ....... V 1.95 4.5V 1.45 1.75 ....... 4.5V 2.80 2.10 2. -7.5 -8.7 -8.1 IN -4.2 V -5.5 -4 3.9 3.3 3.6 12.5 10.5 11.5 300 mV 0.0 0.0 0.0 0.0 300 mV -6.30 -7.25 -7. -3.05 -2.70 -2. 3.6 4.3 4.8 MHz GND 4 ...

Page 5

... In inputting signal Y, measure white peak level of each channel , , when pin state peak limiter works). Also, measure in the same way as is above when pin 7 changed to EXT. MITSUBISHI ICs (TV) M52338FP , ,and 1.5V. Also, measure 24 is connected to GND and grounded and voltage at pin is 1 ...

Page 6

... GND and 4.5V. Also, measure in the same 18 way as above when pin is changed to EXT. SB1 Sub bias control variance Based on the results of sub bias control, calculate the variance. MITSUBISHI ICs (TV) M52338FP and are 4.5V among channels 4.5V among 24 Sub contrast control ...

Page 7

... When contrast and sub contrast parameters are measured, input signal is set to 0.2V because a limiter may work when normal P-P input signal is input. INTERFACE IC FOR ACTIVE MATRIX LIQUID CRYSTAL PANEL ), measure the P-P is grounded measure the P-P is 4.5V and measure the and measure the 7 (VMR). Then, connect MITSUBISHI ICs (TV) M52338FP ...

Page 8

... HD pulse input 2.5 sec FRP1,FRP2 (Video signal inverted pulse) (Counter inverted pulse) Frequency characteristics monitor wavefor (sweep) RGB standard output wavefor (V 1=V 2=4.5V,V =-7.5V 0.75V 0.5V GND -1.75V -3.65V -4.25V COMMON output INTERFACE IC FOR ACTIVE MATRIX LIQUID CRYSTAL PANEL * ** X 6.5 sec MITSUBISHI ICs (TV) M52338FP 0.7V P-P 4.5V GND 4.5V GND 0.7V P-P +5.0V P-P -1.5V ...

Page 9

... INTERFACE IC FOR ACTIVE MATRIX LIQUID CRYSTAL PANEL P22 P21 P27 50k 50k 50k 50k 50k M52338FP P10 P11 MITSUBISHI ICs (TV) M52338FP P19 P17 50k 50k P12 P14 Unit Resistance : Capacitance : F ...

Page 10

... APPLICATION EXAMPLE 50k INTERFACE IC FOR ACTIVE MATRIX LIQUID CRYSTAL PANEL 50k 50k 50k 50k 50k M52338FP MITSUBISHI ICs (TV) M52338FP 50k 50k Unit Resistance : Capacitance : F ...

Page 11

... Power supply) CP FRP2 12 (FRP2 input COMMON GAIN CONT. 13 (Commom gain control) 7 COMMON OUT 14 (Commom output) BIAS CONT. 15 (Bias control) GND 16 (Grounding) MITSUBISHI ICs (TV) M52338FP Peripheral circuit pins GND GND ...

Page 12

... CONT 2control) EXT (EXT signal input Rch) EXT (EXT signal input Gch) 10k EXT (EXT signal input Bch (Power supply) 32 MITSUBISHI ICs (TV) M52338FP Peripheral circuit pins GND GND GND ...

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