Table 6. Pin Function Descriptions
Pin No.
TQFP
BGA
0
N/A
N/A
B5, B6, B8, C5,
C6, C7, C8, D5,
D6, D7, D8, E1,
E5, E6, E7, E8,
E12, F2, F4, F6,
F7, F9, F11, G1,
G3, G5, G6, G7,
G8, G10, G12,
H2, H3, H4, H5,
H6, H7, H8, H9,
H10, H11, J2,
K1, K2, M1, M12
4, 10, 16, 22,
F1, F3, F5, F8,
25, 50, 54, 60,
F10, F12, G2,
66, 72
G4, G9, G11
3, 9, 15, 21, 55,
B7, E2, E3, E4,
61, 67, 73, 86
E9, E10, E11
26, 47
L1, L12
1
A1
2
B1
5
C2
6
D2
7
A2
8
B2
11
C3
12
D3
13
A3
14
B3
17
C4
18
D4
19
A4
20
B4
23
H1
24
J1
27
M2
28
L2
29
M3
30
L3
31
M4
32
L4
33
M5
34
L5
35
M6
36
L6
37
M7
38
L7
39
M8
40
L8
41
M9
42
L9
43
M10
44
L10
Name
Description
GND
Ground (the exposed paddle should be tied to a quiet analog ground)
GND
Ground
AVDD1
1.8 V Analog Supply
AVDD2
3.0 V Analog Supply
DRVDD
1.8 V Digital Output Driver Supply
LI-E
LNA Analog Input for Channel E
LG-E
LNA Ground for Channel E
LO-F
LNA Analog Inverted Output for Channel F
LOSW-F
LNA Analog Switched Output for Channel F
LI-F
LNA Analog Input for Channel F
LG-F
LNA Ground for Channel F
LO-G
LNA Analog Inverted Output for Channel G
LOSW-G
LNA Analog Switched Output for Channel G
LI-G
LNA Analog Input for Channel G
LG-G
LNA Ground for Channel G
LO-H
LNA Analog Inverted Output for Channel H
LOSW-H
LNA Analog Switched Output for Channel H
LI-H
LNA Analog Input for Channel H
LG-H
LNA Ground for Channel H
CLK−
Clock Input Complement
CLK+
Clock Input True
DOUTH−
ADC H Digital Output Complement
DOUTH+
ADC H Digital Output True
DOUTG−
ADC G Digital Output Complement
DOUTG+
ADC G Digital Output True
DOUTF−
ADC F Digital Output Complement
DOUTF+
ADC F Digital Output True
DOUTE−
ADC E Digital Output Complement
DOUTE+
ADC E Digital Output True
DCO−
Digital Clock Output Complement
DCO+
Digital Clock Output True
FCO−
Frame Clock Digital Output Complement
FCO+
Frame Clock Digital Output True
DOUTD−
ADC D Digital Output Complement
DOUTD+
ADC D Digital Output True
DOUTC−
ADC C Digital Output Complement
DOUTC+
ADC C Digital Output True
DOUTB−
ADC B Digital Output Complement
DOUTB+
ADC B Digital Output True
Rev. B | Page 13 of 48
AD9273
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