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AD9239 데이터시트(PDF) 9 Page - Analog Devices

부품명 AD9239
상세설명  Quad, 12-Bit, 170 MSPS/210 MSPS/250 MSPS Serial Output 1.8 V ADC
PDF  40 Pages
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제조업체  AD [Analog Devices]
홈페이지  http://www.analog.com
Logo AD - Analog Devices

AD9239 데이터시트(HTML) 9 Page - Analog Devices

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AD9239
Rev. 0 | Page 9 of
40
PIN CONFIGURATION AND FUNCTION DESCRIPTION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NC
TEMPOUT
RBIAS
AVDD
NC
NC
AVDD
VCM D
AVDD
VIN – D
VIN + D
AVDD
AVDD
AVDD
AVDD
CLK–
17
CLK+
18
AVDD
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
NC
PGM0
PGM1
PGM2
PGM3
NC
AVDD
VCM A
AVDD
VIN – A
VIN + A
AVDD
AVDD
AVDD
CSB
SCLK
SDI/SDIO
SDO
PIN 1
INDICATOR
AD9239
TOP VIEW
(Not to Scale)
PIN 0 = EPAD = AGND
NOTES
1. NC = NO CONNECT.
2. THE EXPOSED PADDLE MUST BE SOLDERED TO THE GROUND PLANE
FOR THE LFCSP PACKAGE. SOLDERING THE EXPOSED PADDLE TO
THE CUSTOMER BOARD INCREASES THE RELIABILITY OF THE SOLDER
JOINTS, MAXIMIZING THE THERMAL CAPABILITY OF THE PACKAGE.
Figure 3. Pin Configuration
Table 7. Pin Function Descriptions
Pin No.
Mnemonic
Description
0
AGND
Analog Ground (Exposed Paddle).
23, 34
DRGND
Digital Output Driver Ground.
4, 7, 9, 12, 13, 14,
15, 18, 20, 21, 41, 42,
43, 46, 48, 55, 57,
60, 61, 62, 64, 65,
66, 69, 71
AVDD
1.8 V Analog Supply.
24, 33
DRVDD
1.8 V Digital Output Driver Supply.
2
TEMPOUT
Output Voltage to Monitor Temperature.
3
RBIAS
External Resistor to Set the Internal ADC Core Bias Current.
8
VCM D
Common-Mode Output Voltage Reference (0.5 × AVDD).
10
VIN − D
ADC D Analog Complement.
11
VIN + D
ADC D Analog True.
16
CLK−
Input Clock Complement.
17
CLK+
Input Clock True.
22
RESET
Digital Output Timing Reset.
25
DOUT + D
ADC D True Digital Output.
26
DOUT − D
ADC D Complement Digital Output.
27
DOUT + C
ADC C True Digital Output.
28
DOUT − C
ADC C Complement Digital Output.
29
DOUT + B
ADC B True Digital Output.
30
DOUT − B
ADC B Complement Digital Output.
31
DOUT + A
ADC A True Digital Output.
32
DOUT − A
ADC A Complement Digital Output.
35
PDWN
Power-Down.



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