AD9888
Table I. Complete Pinout List
Pin Type
Analog Video Inputs
Mnemonic
R
AIN
0
G
AIN
0
B
AIN
0
R
AIN
1
G
AIN
1
B
AIN
1
HSYNC0
VSYNC0
SOGIN0
HSYNC1
VSYNC1
SOGIN1
CLAMP
COAST
CKEXT
CKINV
HSOUT
VSOUT
SOGOUT
REF BYPASS
R
MIDSC
V
B
MIDSC
V
FILT
V
D
V
DD
PV
D
GND
SDA
SCL
A0
Red A[7:0]
Red B[7:0]
Green A[7:0]
Green B[7:0]
Blue A[7:0]
Blue B[7:0]
DATACK
DATACK
Function
Channel 0 Analog Input for Converter R
Channel 0 Analog Input for Converter G
Channel 0 Analog Input for Converter B
Channel 1 Analog Input for Converter R
Channel 1 Analog Input for Converter G
Channel 1 Analog Input for Converter B
Channel 0 Horizontal SYNC Input
Channel 0 Vertical SYNC Input
Channel 0 Input for Sync-on-Green
Channel 1 Horizontal SYNC Input
Channel 1 Vertical SYNC Input
Channel 1 Input for Sync-on-Green
Clamp Input (External CLAMP signal)
PLL Coast Signal Input
External Pixel Clock Input (to Bypass the PLL) or 10 kΩ to Ground
ADC Sampling Clock Invert
HSYNC Output Clock (Phase-Aligned with DATACK)
VSYNC Output Clock (Phase-Aligned with DATACK)
Sync-on-Green Slicer Output
Internal Reference Bypass (Bypass with 0.1
µF
to Ground)
Red Channel Midscale Clamp Voltage Bypass
Blue Channel Midscale Clamp Voltage Bypass
Connection for External Filter Components for Internal PLL
Analog Power Supply
Output Power Supply
PLL Power Supply
Ground
Serial Port Data I/O
Serial Port Data Clock
Serial Port Address Input 1
Port A Outputs of Converter “Red,” Bit 7 is the MSB.
Port B Outputs of Converter “Red,” Bit 7 is the MSB.
Port A Outputs of Converter “Green,” Bit 7 is the MSB.
Port B Outputs of Converter “Green,” Bit 7 is the MSB.
Port A Outputs of Converter “Blue,” Bit 7 is the MSB.
Port B Outputs of Converter “Blue,” Bit 7 is the MSB.
Data Output Clock
Data Output Clock Complement
3.3 V
±
10%
3.3 V
±
10%
3.3 V
±
10%
0V
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
31
32
33
113–120
103–110
90–97
80–87
70–77
57–64
123
124
Value
0.0 V to 1.0 V
0.0 V to 1.0 V
0.0 V to 1.0 V
0.0 V to 1.0 V
0.0 V to 1.0 V
0.0 V to 1.0 V
3.3 V CMOS
3.3 V CMOS
0.0 V to 1.0 V
3.3 V CMOS
3.3 V CMOS
0.0 V to 1.0 V
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
1.25 V
±
10%
Pin
Number
5
13
20
8
17
23
45
44
12
43
42
16
30
53
54
29
125
127
126
2
9
24
50
Sync/Clock Inputs
Sync Outputs
Voltage
Clamp Voltages
PLL Filter
Power Supply
Serial Port
(2-Wire
Serial Interface)
Data Outputs
Data Clock
Output
REV. A
–5–
AD [ ANALOG DEVICES ]
