参数资料
型号: AD9888KSZ-140
厂商: Analog Devices Inc
文件页数: 35/36页
文件大小: 0K
描述: IC FLAT PANEL INTERFACE 128-MQFP
标准包装: 1
应用: 图形卡,VGA 接口
接口: 2 线串口
电源电压: 3 V ~ 3.6 V
封装/外壳: 128-BFQFP
供应商设备封装: 128-MQFP(14x20)
包装: 托盘
安装类型: 表面贴装
AD9888
Data Sheet
Rev. C | Page 8 of 36
Table 3. Complete Pinout List
Pin Type
Mnemonic
Description
Value
Pin No.
Analog Video Inputs
RAIN0
Channel 0 Analog Input for Converter R.
0.0 V to 1.0 V
5
GAIN0
Channel 0 Analog Input for Converter G.
0.0 V to 1.0 V
13
BAIN0
Channel 0 Analog Input for Converter B.
0.0 V to 1.0 V
20
RAIN1
Channel 1 Analog Input for Converter R.
0.0 V to 1.0 V
8
GAIN1
Channel 1 Analog Input for Converter G.
0.0 V to 1.0 V
17
BAIN1
Channel 1 Analog Input for Converter B.
0.0 V to 1.0 V
23
Sync/Clock Inputs
HSYNC0
Channel 0 Horizontal Sync Input.
3.3 V CMOS
45
VSYNC0
Channel 0 Vertical Sync Input.
3.3 V CMOS
44
SOGIN0
Channel 0 Sync-on-Green Input.
0.0 V to 1.0 V
12
HSYNC1
Channel 1 Horizontal Sync Input.
3.3 V CMOS
43
VSYNC1
Channel 1 Vertical Sync Input.
3.3 V CMOS
42
SOGIN1
Channel 1 Sync-on-Green Input.
0.0 V to 1.0 V
16
CLAMP
Clamp Input (external CLAMP signal).
3.3 V CMOS
30
COAST
PLL Coast Signal Input.
3.3 V CMOS
53
CKEXT
External Pixel Clock Input (to bypass the PLL), or 10 k
Ω to ground.
3.3 V CMOS
54
CKINV
ADC Sampling Clock Invert.
3.3 V CMOS
29
Sync Outputs
HSOUT
Horizontal Sync Output Clock (phase-aligned with DATACK).
3.3 V CMOS
125
VSOUT
Vertical Sync Output Clock (phase-aligned with DATACK).
3.3 V CMOS
127
SOGOUT
Sync-on-Green Slicer Output.
3.3 V CMOS
126
Voltage
REF BYPASS
Internal Reference Bypass (bypass with 0.1 μF to ground).
1.25 V ± 10%
2
Clamp Voltages
RMIDSCV
Red Channel Midscale Clamp Voltage Bypass.
9
BMIDSCV
Blue Channel Midscale Clamp Voltage Bypass.
24
PLL Filter
FILT
Connection for External Filter Components for Internal PLL.
50
Power Supply
VD
Analog Power Supply.
3.3 V ± 10%
1, 6, 7, 10,
18, 21, 25,
26, 34, 37
VDD
Output Power Supply.
3.3 V ± 10%
56, 69, 79,
89, 98, 102,
112, 122
PVD
PLL Power Supply.
3.3 V ± 10%
38, 39, 47,
48, 52
GND
Ground.
0 V
3, 4, 11, 15,
19, 22, 27,
28, 35, 36,
40, 41, 46,
49, 51, 55,
65 to 68,
78, 88, 99
to 101,
111, 121,
128
Serial Port
SDA
Serial Port Data I/O.
3.3 V CMOS
31
(2-Wire Serial Interface)
SCL
Serial Port Data Clock.
3.3 V CMOS
32
A0
Serial Port Address Input 1.
3.3 V CMOS
33
Data Outputs
DRA[7:0]
Port A Outputs of Converter Red. Bit 7 is the MSB.
3.3 V CMOS
113 to 120
DRB[7:0]
Port B Outputs of Converter Red. Bit 7 is the MSB.
3.3 V CMOS
103 to 110
DGA[7:0]
Port A Outputs of Converter Green. Bit 7 is the MSB.
3.3 V CMOS
90 to 97
DGB[7:0]
Port B Outputs of Converter Green. Bit 7 is the MSB.
3.3 V CMOS
80 to 87
DBA[7:0]
Port A Outputs of Converter Blue. Bit 7 is the MSB.
3.3 V CMOS
70 to 77
DBB[7:0]
Port B Outputs of Converter Blue. Bit 7 is the MSB.
3.3 V CMOS
57 to 64
Data Clock Output
DATACK
Data Output Clock.
3.3 V CMOS
123
DATACK
Data Output Clock Complement.
3.3 V CMOS
124
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