參數(shù)資料
型號: AD9246BCPZRL7-105
廠商: Analog Devices Inc
文件頁數(shù): 44/44頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 105MSPS 48-LFCSP
設計資源: Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002)
Driving AD9233/46/54 ADCs in AC-Coupled Baseband Appls (CN0051)
標準包裝: 750
位數(shù): 14
采樣率(每秒): 105M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 3
功率耗散(最大): 350mW
電壓電源: 單電源
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(shù)目和類型: 2 個單端,單極;1 個差分,單極
AD9246
Rev. A | Page 9 of 44
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
13
14
15
16
17
18
19
20
21
22
23
24
D12
D13
(
M
S
B
)
OR
DR
G
N
D
DR
V
DD
S
D
IO
/DCS
SC
L
K
/D
F
S
CS
B
AG
ND
AV
DD
AG
ND
AV
DD
48
47
46
45
44
43
42
41
40
39
38
37
DRV
DD
DRG
ND
D1
D0
(
L
S
B
)
DCO
OE
B
AV
DD
AG
ND
AV
DD
CL
K–
CL
K+
AG
ND
1
2
3
4
5
6
7
8
9
10
11
12
D2
D3
D4
D5
D6
D7
DRGND
DRVDD
D8
D9
D10
D11
RBIAS
CML
AVDD
AGND
VIN–
VIN+
AGND
REFT
REFB
VREF
SENSE
35
PDWN
36
34
33
32
31
30
29
28
27
26
25
AD9246
TOP VIEW
(Not to Scale)
PIN 1
INDICATOR
05
49
1-
0
03
Figure 3. Pin Configuration
Table 7. Pin Function Description
Pin No.
Mnemonic
Description
0, 21, 23, 29, 32,
37, 41
AGND
Analog Ground. (Pin 0 is the exposed thermal pad on the bottom of the package.)
45, 46, 1 to 6,
9 to 14
D0 (LSB) to D13 (MSB)
Data Output Bits.
7, 16, 47
DRGND
Digital Output Ground.
8, 17, 48
DRVDD
Digital Output Driver Supply (1.8 V to 3.3 V).
15
OR
Out-of-Range Indicator.
18
SDIO/DCS
Serial Port Interface (SPI) Data Input/Output (Serial Port Mode); Duty Cycle Stabilizer Select
(External Pin Mode). See Table 10.
19
SCLK/DFS
Serial Port Interface Clock (Serial Port Mode); Data Format Select Pin (External Pin Mode).
20
CSB
Serial Port Interface Chip Select (Active Low). See Table 10.
22, 24, 33, 40, 42
AVDD
Analog Power Supply.
25
SENSE
Reference Mode Selection. See Table 9.
26
VREF
Voltage Reference Input/Output.
27
REFB
Differential Reference ().
28
REFT
Differential Reference (+).
30
VIN+
Analog Input Pin (+).
31
VIN–
Analog Input Pin ().
34
CML
Common-Mode Level Bias Output.
35
RBIAS
External Bias Resistor Connection. A 10 kΩ resistor must be connected between this pin and
analog ground (AGND).
36
PDWN
Power-Down Function Select.
38
CLK+
Clock Input (+).
39
CLK–
Clock Input ().
43
OEB
Output Enable (Active Low).
44
DCO
Data Clock Output.
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