AD9985KSTZ-140 Analog Devices Inc, AD9985KSTZ-140 Datasheet - Page 8

• Manufacturer Part Number: AD9985KSTZ-140
• Description: IC,Data Acquisition Signal Conditioner,3-CHANNEL,8-BIT,CMOS,QFP,80PIN,PLASTIC
• Manufacturer: Analog Devices Inc

Specifications of AD9985KSTZ-140

• Applications: Video
• Interface: Serial Port
• Voltage - Supply: 2.2 V ~ 3.45 V
• Package / Case: 80-LQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9985
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 4. Complete Pinout List
Pin Type
Inputs
Outputs
References
Power Supply
Control
Mnemonic
R
G
B
HSYNC
VSYNC
SOGIN
CLAMP
COAST
Red [7:0]
Green [7:0]
Blue [7:0]
DATACK
HSOUT
VSOUT
SOGOUT
REF BYPASS
MIDSCV
FILT
V
V
PV
GND
SDA
SCL
A0
AIN
AIN
D
DD
AIN
D
GREEN <7>
GREEN <6>
GREEN <5>
GREEN <4>
GREEN <3>
GREEN <2>
GREEN <1>
GREEN <0>
BLUE <7>
BLUE <6>
BLUE <5>
BLUE <4>
BLUE <3>
BLUE <2>
BLUE <1>
BLUE <0>
Function
Analog Input for Converter R
Analog Input for Converter G
Analog Input for Converter B
Horizontal SYNC Input
Vertical SYNC Input
Input for Sync-on-Green
Clamp Input (External CLAMP Signal)
PLL COAST Signal Input
Outputs of Converter Red, Bit 7 is the MSB
Outputs of Converter Green, Bit 7 is the BSB
Outputs of Converter Blue, Bit 7 is the BSB
Data Output Clock
HSYNC Output (Phase-Aligned with DATACK)
VSYNC Output (Phase-Aligned with DATACK)
Sync-on-Green Slicer Output
Internal Reference Bypass
Internal Midscale 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 (100 kHz Maximum
Serial Port Address Input 1
GND
GND
GND
V
DD
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
80 79 78 77 76
21 22 23 24 25 26 27 28 29 30 31 32 33
PIN 1
INDICATOR
75 74 73 72
Figure 2. Pin Configuration
Rev. 0 | Page 8 of 32
(Not to Scale)
AD9985
TOP VIEW
71 70 69 68
67 66 65
34 35 36 37 38 39 40
64 63 62 61
Value
0.0 V to 1.0V
0.0 V to 1.0V
0.0 V to 1.0V
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
3.3 V CMOS
3.3 V CMOS
1.25 V
3.3 V
3.3 V
3.3 V
0 V
3.3 V CMOS
3.3 V CMOS
3.3 V CMOS
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
GND
V
REF BYPASS
SDA
SCL
A0
R
GND
V
V
GND
SOGIN
G
GND
V
V
GND
B
V
GND
D
AIN
D
D
D
D
AIN
D
AIN
Pin No.
54
48
43
30
31
49
38
29
70–77
2–9
12–19
67
66
64
65
58
37
33
39, 42, 45, 46, 51, 52, 59, 62
11, 22, 23, 69, 78, 79
26, 27, 34, 35
1, 10, 20, 21, 24, 25, 28, 32, 36, 40, 41,
44, 47, 50, 53, 60, 61, 63, 68, 80
57
56
55