參數(shù)資料
型號: ISL51002EVALZ
廠商: Intersil Corporation
英文描述: 10-Bit Video Analog Front End (AFE) with Measurement and Auto-Adjust Features
中文描述: 10位的測量和自動視頻模擬前端(AFE),調(diào)節(jié)功能
文件頁數(shù): 13/32頁
文件大小: 360K
代理商: ISL51002EVALZ
13
December 22, 2006
CONFIGURATION REGISTERS
0x10
Input Configuration,
(0x00)
1:0
Input Channel Select
Sets video muxes as well as HSYNC, VSYNC, and SOG input
muxes.
0: CH0
1: CH1
2: CH2 (single-ended mode only)
3: CH3 (single-ended mode only)
2
Differential Mode Enable
0: Single-Ended Mode
1: Differential Mode
3
DC Coupled Input Enable
0: AC-coupled Inputs
1: DC-coupled Inputs
4
RGB YUV
0: RGB inputs (Clamp DAC = 300mV for R, G, B, half scale
analog shift for R, G, and B, base ABLC target code = 0x00
for R, G, and B)
1: YPbPr inputs (Clamp DAC = 600mV for R and B, 300mV for
G, half scale analog shift for G channel only, base ABLC
target code = 0x00 for G, = 0x80 for R and B)
5
High Voltage Enable
0: Normal Input Range
1: Expanded 2.2V Input Range
6
EXT Clamp SEL
0: Internal CLAMP generation
1: External CLAMP source
7
EXT Clamp POL
0: Active high external CLAMP
1: Active low external CLAMP
0x11
Sync Source Selection,
(0x00)
0
Sync Select
0: Automatic (HSYNC, VSYNC sources selected based on
sync activity. Multiplexer settings chosen are displayed in
the Input Characteristics register.)
1: Manual (bits 1and 2 determine HSYNC and VSYNC source)
1
HSYNC Source
0: HSYNC input pin
1: SOG
2
VSYNC Source
0: VSYNC input pin
1: Sync Separator output
0x12
Red Gain MSB,(0x55)
7:0
Red Gain MSB
Red channel gain, where: gain (V/V) = 0.5 + [9:0]/682
MSB/LSB
0x00 00: gain = 0.5 V/V (1.4VP-P input = full range of ADC)
0x55 00: gain = 1.0 V/V (0.7VP-P input = full range of ADC)
0xFF C0: gain = 2.0 V/V (0.35VP-P input = full range of ADC)
0x13
Red Gain LSB,(0x00)
5:0
N/A
7:6
Red Gain LSB
2 LSBs of 10-bit gain word
0x14
Green Gain MSB,(0x55)
7:0
Green Gain MSB
See Red Gain
0x15
Green Gain LSB,(0x00)
5:0
N/A
7:6
Green Gain LSB
See Red Gain
0x16
Blue Gain MSB,(0x55)
7:0
Blue Gain MSB
See Red Gain
0x17
Blue Gain LSB,(0x00)
5:0
N/A
7:6
Blue Gain LSB
See Red Gain
0x18
Red Offset MSB,(0x80)
7:0
Red Offset MSB
ABLC off: upper 8 bits to Red offset DAC
ABLC enabled: Red digital offset
0x00 00 = min DAC value or -0x80 digital offset
0x80 00 = mid DAC value or 0x00 digital offset,
0xFF C0= max DAC value or +0x7F digital offset
Register Listing
(Continued)
ADDRESS
REGISTER
(DEFAULT VALUE)
BITS
FUNCTION NAME
DESCRIPTION
ISL51002
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