AD9945 Analog Devices, AD9945 Datasheet - Page 5

• Manufacturer Part Number: AD9945
• Description: Complete 12-Bit 40 MHz CCD Signal Processor
• Manufacturer: Analog Devices

Pin Number
1 to 10, 31, 32
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28 to 30
TYPE: AI = Analog Input, AO = Analog Output, DI = Digital Input, DO = Digital Output, P = Power.
REV. A
D2 to D11, D0, D1
DRVDD
DRVSS
DVDD
DATACLK
DVSS
PBLK
CLPOB
SHP
SHD
AVDD
AVSS
CCDIN
REFT
REFB
SL
SDATA
SCK
NC
Mnemonic
Type
DO
P
P
P
DI
P
DI
DI
DI
DI
P
P
AI
AO
AO
DI
DI
DI
NC
PIN FUNCTION DESCRIPTIONS
D2 1
D3 2
D4 3
D5 4
D6 5
D7 6
D8 7
D9 8
PIN CONFIGURATION
PIN 1
INDICATOR
AD9945
TOP VIEW
Description
Digital Data Outputs
Digital Output Driver Supply
Digital Output Driver Ground
Digital Supply
Digital Data Output Latch Clock
Digital Supply Ground
Preblanking Clock Input
Black Level Clamp Clock Input
CDS Sampling Clock for CCD’s Reference Level
CDS Sampling Clock for CCD’s Data Level
Analog Supply
Analog Ground
Analog Input for CCD Signal
A/D Converter Top Reference Voltage Decoupling
A/D Converter Bottom Reference Voltage Decoupling
Serial Digital Interface Load Pulse
Serial Digital Interface Data Input
Serial Digital Interface Clock Input
Internally Pulled Down. Float or connect to GND.
–5–
24 REFB
23 REFT
22 CCDIN
21 AVSS
20 AVDD
19 SHD
18 SHP
17 CLPOB
AD9945