AD9943(RevC) 데이터 시트보기 (PDF) - Analog Devices
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AD9943 Datasheet PDF : 20 Pages
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AD9943/AD9944
Data Sheet
D2 1
D3 2
D4 3
D5 4
D6 5
D7 6
D8 7
D9 8
AD9944
TOP VIEW
(Not to Scale)
24 REFB
23 REFT
22 CCDIN
21 AVSS
20 AVDD
19 SHD
18 SHP
17 CLPOB
NOTES
1. NC = NO CONNECT. INTERNALLY PULLED DOWN. FLOAT OR CONNECT TO GND.
2. SOLDER THE EXPOSED PAD TO THE GROUND PLANE OF THE PCB.
Figure 3. AD9944 Pin Configuration
Table 7. AD9944 Pin Function Descriptions
Pin No.
Mnemonic
Type1
1 to 10
D2 to D11
DO
11
DRVDD
P
12
DRVSS
P
13
DVDD
P
14
DATACLK
DI
15
DVSS
P
16
PBLK
DI
17
CLPOB
DI
18
SHP
DI
19
SHD
DI
20
AVDD
P
21
AVSS
P
22
CCDIN
AI
23
REFT
AO
24
REFB
AO
25
SL
DI
26
SDATA
DI
27
SCK
DI
28 to 30
NC
NC
31
D0
DO
32
D1
DO
EPAD
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 Reference Level.
CDS Sampling Clock for CCD 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.
Digital Data Output.
Digital Data Output.
Exposed Pad. Solder the exposed pad to the ground plane of the PCB.
1 Type: AI = analog input, AO = analog output, DI = digital input, DO = digital output, P = power, and NC = no connect.
Rev. C | Page 8 of 20
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