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MST720A 데이터시트 PDF




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부품번호 MST720A 기능
기능 Small Size LCD TV Processor
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MST720A 데이터시트, 핀배열, 회로
Doc. No.: 2006050041
FEATURES
n Video Decoder
Ÿ Supports NTSC and PAL video input formats
Ÿ 2D NTSC and PAL comb-filter for Y/C
separation of CVBS input
Ÿ Single CVBS and S-video input
Ÿ Supports Closed-caption and V-chip
Ÿ ACC, AGC, and DCGC (Digital Chroma Gain
Control)
n Color Engine
Ÿ Brightness, contrast, saturation, and hue
adjustment
Ÿ 9-tap programmable multi-purpose FIR (Finite
Impulse Response) filter
Ÿ Differential 3-band peaking engine
Ÿ Luminance Transient Improvement (LTI)
Ÿ Chrominance Transient Improvement (CTI)
Ÿ Black Level Extension (BLE)
Ÿ White Level Extension (WLE)
Ÿ Favor Color Compensation (FCC)
Ÿ 3-channel gamma curve adjustment
n Scaling Engine/TCON
Ÿ Supports analog panels with the resolution of
960x234, 1200x234, 1400x234, and more
Ÿ Supports various displaying modes
Ÿ Supports horizontal panorama scaling
n Digital PWM Controller
Ÿ Integrated general purpose digital PWM
control loop
MST720A/MST720A-A
Small Size LCD TV Processor with Video Decoder
Preliminary Data Sheet Version 0.3
Ÿ Programmable startup operating frequency
and period with output voltage regulation
Ÿ Programmable output current regulation;
40KHz~70KHz switching frequency, sync. to
HSYNC possible
Ÿ Burst-mode or continuous-mode for output
current regulation; 150Hz~300Hz burst-mode
frequency, sync. to VSYNC possible
Ÿ Programmable protection level for input
voltage and fault detection
n Miscellaneous
Ÿ Built-in MCU
Ÿ 3-wire serial bus interface for configuration
setup
Ÿ Built-in step-down PWM circuits for input 2.5V
Ÿ Built-in VCOM DC level adjusting circuits
Ÿ Built-in internal OSD with 256 programmable
fonts, 16-color palettes, and 12-bit color
resolution
Ÿ 3-channel low-power 8-bit DAC integration for
RGB output, dynamic range 0.1-4.9V
Ÿ Built-in VCOM DC/AC level adjustment circuit
Ÿ Spread spectrum clocks
Ÿ Optional 3.3V / 5V output pads with
programmable driving current
Ÿ 100-pin LQFP package
Doc. No.: 2006050041
-1-
Copyright © 2006 MStar Semiconductor, Inc. All rights reserved.
3/16/2006




MST720A pdf, 반도체, 판매, 대치품
Doc. No.: 2006050041
PIN DIAGRAM (MST720A)
MST720A/MST720A-A
Small Size LCD TV Processor with Video Decoder
Preliminary Data Sheet Version 0.3
GND
VCLAMP
REFM
REFP
AVDD_ADC
C1INP
C1INM
YS1INP
YS1INM
CVBS1P
CVBS1M
AVDD_GMC
VIN
FAULTZ
FB2_DPWM
FB1_DPWM
AVDD_SAR
AVSS_SAR
AVSS_DPWM
AVDD_DPWM
Q2
Q1
VDDC
GND
AVDD_PWM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Pin 1
75 TCON15
74 TCON14
73 TCON13
72 TCON12
71 TCON11
70 TCON10
69 TCON9
68 TCON8
67 TCON7
66 TCON6
65 TCON5
64 TCON4
63 TCON3
62 TCON2
61 TCON1
60 VDDP
59 GND
58 GPIO_P01
57 GPIO_P00
56 GPIO_P02
55 RESET
54 PWMD1
53 PWMD2
52 GND
51 POWER_ON_RSTN/CS
Doc. No.: 2006050041
-4-
Copyright © 2006 MStar Semiconductor, Inc. All rights reserved.
3/16/2006

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MST720A 전자부품, 판매, 대치품
Doc. No.: 2006050041
Pin Name
SCL
POWER_ON_RSTN/CS
Pin Type
Input w/ 5V-tolerant
Input w/ 5V-tolerant
MST720A/MST720A-A
Small Size LCD TV Processor with Video Decoder
Preliminary Data Sheet Version 0.3
Function
3-Wire Serial Bus Clock
Power On Reset Signal /
Chip Selection for 3-wire Serial
Pin
50
51
Digital PWM Interface
Pin Name
Q1
Q2
FB1_DPWM
FB2_DPWM
FAULTZ
VIN
Pin Type
Output
Output
Analog Input
Analog Input
Analog Input
Analog Input
Function
DPWM Output 1
DPWM Output 2
Input for 1st Feedback Loop
Input for 2nd Feedback Loop
Fault Detection (Low Enable)
System Input Voltage Detection
Pin
22
21
16
15
14
13
Misc. Interface
Pin Name
RESET
XIN
XOUT
PWMD4
PWMD2
PWMD1
INT_OUT
ROM_EN
Pin Type
Schmitt Trigger Input
w/ 5V-tolerant
Analog Input
Analog Output
Output
Output
Output
Output
Input
Function
Hardware Reset; active high
Pin
55
Crystal Oscillator Input
96
Crystal Oscillator Output
95
Pulse Width Modulation Output; 4mA driving strength 47
Pulse Width Modulation Output; 4mA driving strength 53
Pulse Width Modulation Output; 4mA driving strength 54
Mode Detection Interrupt Output
78
Internal ROM Enable.
0: Disable.
1: Enable.
79
Power Pins
Pin Name
AVDD_ADC
AVDD_GMC
AVDD_SAR
AVDD_DPWM
AVDD_PWM
AVDD_OPLL
AVDD_DAC
Pin Type
2.5V Power
5V Power
2.5V/5V Power
5V Power
5V Power
2.5V Power
5V Power
Function
ADC Power
GMC Power
SAR Power
DPWM Power
PWM Power
OPLL Power
Voltage DAC Power
Pin
5
12
17
20
25
83
87, 94
Doc. No.: 2006050041
-7-
Copyright © 2006 MStar Semiconductor, Inc. All rights reserved.
3/16/2006

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