參數(shù)資料
型號(hào): AD9480ASUZ-250
廠商: Analog Devices Inc
文件頁(yè)數(shù): 27/28頁(yè)
文件大小: 0K
描述: IC ADC 8BIT 250MSPS 3.3V 44TQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 8
采樣率(每秒): 250M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 590mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 44-TQFP
供應(yīng)商設(shè)備封裝: 44-TQFP(10x10)
包裝: 托盤(pán)
輸入數(shù)目和類(lèi)型: 2 個(gè)單端,單極;2 個(gè)差分,單極
AD9480
Rev. A | Page 8 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
2
3
4
5
6
7
8
9
10
11
12
CLK–
AVDD
AGND
D0_C (LSB)
DRGND
DRVDD
CLK+
D0_T (LSB)
D1_C
D1_T
D2_C
33
32
31
30
29
28
27
26
25
24
23
AGND
AVDD
AGND
DRGND
S1
PDWN
SENSE
D7_T (MSB)
D7_C (MSB)
D6_T
D6_C
D
2_T
13
D
3_C
14
D
3_T
15
DRGND
16
DCO
17
DCO+
18
DRVDD
19
D
4_C
20
D
4_T
21
D
5_C
22
D
5_T
PIN 1
NC = NO CONNECT
44
AGND
43
NC
42
LVDSBIAS
41
AVDD
40
AGND
39
VIN+
38
VIN–
37
AGND
36
AVDD
35
AGND
34
VREF
AD9480
TOP VIEW
(Not to Scale)
04619-
003
Figure 3. Pin Configuration
Table 7. Pin Function Descriptions
Pin
No.
Mnemonic
Description
Pin
No.
Mnemonic
Description
1
CLK+
Input Clock—True
23
D6_C
Data Output Bit 6—Complement
2
CLK
Input Clock—Complement
24
D6_T
Data Output Bit 6—True
3
AVDD
3.3 V Analog Supply
25
D7_C
Data Output Bit 7—Complement (MSB)
4
AGND
Analog Ground
26
D7_T
Data Output Bit 7—True (MSB)
5
DRVDD
3.3 V Digital Output Supply
27
DRGND
Digital Ground
6
DRGND
Digital Ground
28
S1
Data Format Select and Duty-Cycle Stabilizer Selection
7
D0_C
Data Output Bit 0—Complement (LSB)
29
PDWN
Power-Down Selection (AVDD = Power Down)
8
D0_T
Data Output Bit 0—True (LSB)
30
AGND
Analog Ground
9
D1_C
Data Output Bit 1—Complement
31
AVDD
3.3 V Analog Supply
10
D1_T
Data Output Bit 1—True
32
AGND
Analog Ground
11
D2_C
Data Output Bit 2—Complement
33
SENSE
Reference Mode Selection (See Table 9)
12
D2_T
Data Output Bit 2—True
34
VREF
Voltage Reference Input/Output
13
D3_C
Data Output Bit 3—Complement
35
AGND
Analog Ground
14
D3_T
Data Output Bit 3—True
36
AVDD
3.3 V Analog Supply
15
DRGND
Digital Ground
37
AGND
Analog Ground
16
DCO
Data Clock Output—Complement
38
VIN
Analog Input—Complement
17
DCO+
Data Clock Output—True
39
VIN+
Analog Input—True
18
DRVDD
3.3 V Digital Output Supply
40
AGND
Analog Ground
19
D4_C
Data Output Bit 4—Complement
41
AVDD
3.3 V Analog Supply
20
D4_T
Data Output Bit 4—True
42
LVDSBIAS
LVDS Output Current Adjust
21
D5_C
Data Output Bit 5—Complement
43
No Connect (Leave Floating)
22
D5_T
Data Output Bit 5—True
44
AGND
Analog Ground
1 Pin 43 will self-bias to 1.5 V. It can be left floating (as recommended) or tied to AVDD or ground with no ill effects.
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