參數資料
型號: AD9229ABCPZRL7-50
廠商: Analog Devices Inc
文件頁數: 40/40頁
文件大?。?/td> 0K
描述: IC ADC 12BIT SRL 50MSPS 48LFCSP
標準包裝: 750
位數: 12
采樣率(每秒): 50M
數據接口: 串行
轉換器數目: 4
功率耗散(最大): 1.08W
電壓電源: 模擬和數字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤,CSP
供應商設備封裝: 48-LFCSP-VQ(7x7)
包裝: 帶卷 (TR)
輸入數目和類型: 8 個單端,單極;4 個差分,單極
AD9229
Rev. B | Page 9 of 40
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
13
14
15
16
17
18
19
20
21
22
23
24
VIN–
B
VIN+B
AGND
AVDD
SENSE
VREF
REFB
REFT
AVDD
AGND
VIN+C
VIN–
C
48
47
46
45
44
43
42
41
40
39
38
37
DCO+
DCO–
FCO+
FCO–
D+A
D–
A
D+B
D–
B
D+C
D–
C
D+D
D–
D
1
2
3
4
5
6
7
8
9
10
11
12
DRGND
DRVDD
NC
DTP
AVDD
AGND
PDWN
AVDD
AGND
VIN+A
VIN–A
AGND
DRVDD
LVDSBIAS
AGND
AVDD
AGND
CLK
AVDD
AGND
VIN+D
VIN–D
AGND
35
DRGND
36
34
33
32
31
30
29
28
27
26
25
AD9229
TOP VIEW
(Not to Scale)
PIN 1
INDICATOR
EXPOSED PADDLE, PIN 0
(Bottom of Package)
04418-
003
NC = NO CONNECT
Figure 3. LFCSP Top View
Table 6. Pin Function Descriptions
Pin No.
Mnemonic
Description
5, 8, 16, 21,
29, 32
AVDD
Analog Supply
6, 9, 12, 15, 22,
25, 28, 31, 33
AGND
Analog Ground
2, 35
DRVDD
Digital Output Supply
1, 36
DRGND
Digital Ground
0
AGND
Exposed Paddle/Thermal Heat
Slug (Located on Bottom of
Package)
3
NC
No Connect
4
DTP
Digital Test Pattern Enable
7
PDWN
Power-Down Selection (AVDD =
Power Down)
10
VIN+A
ADC A Analog Input—True
11
VIN–A
ADC A Analog Input—
Complement
13
VIN–B
ADC B Analog Input—
Complement
14
VIN+B
ADC B Analog Input—True
17
SENSE
Reference Mode Selection
18
VREF
Voltage Reference Input/Output
19
REFB
Differential Reference (Bottom)
20
REFT
Differential Reference (Top)
23
VIN+C
ADC C Analog Input—True
24
VIN–C
ADC C Analog Input—
Complement
Pin No.
Mnemonic
Description
26
VIN–D
ADC D Analog Input—
Complement
27
VIN+D
ADC D Analog Input—True
30
CLK
Input Clock
34
LVDSBIAS
LVDS Output Current Set
Resistor Pin
37
D–D
ADC D Complement Digital
Output
38
D+D
ADC D True Digital Output
39
D–C
ADC C Complement Digital
Output
40
D+C
ADC C True Digital Output
41
D–B
ADC B Complement Digital
Output
42
D+B
ADC B True Digital Output
43
D–A
ADC A Complement Digital
Output
44
D+A
ADC A True Digital Output
45
FCO–
Frame Clock Indicator—
Complement Output
46
FCO+
Frame Clock Indicator—True
Output
47
DCO–
Data Clock Output—
Complement
48
DCO+
Data Clock Output—True
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