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ADM5120 Interface Description
2.2.14 Power and Ground
Pin Name
BGA Ball
PQFP Pin#
Type Descriptions
VDD
F17, D13, D12,
V14, V12, U10,
T10, H3, H4, K17,
P16
18, 41, 57, 70, 86,
97, 114, 133, 154,
169
Positive Power for Digital Core,1.8V
DVDD
J3, D14, D15, H17,
W6, W11, U14,
R17, M17, N4, P4
23, 34, 47, 63, 80,
96, 115, 128, 140,
159
Positive Power for I/O, 3.3V
VDDA2
D4, A5, B5, A8, A9
182, 183, 195, 196,
208
Positive Power for Analog circuitry,
1.8V
VCCAD
C5, B7, D11
176, 189, 202
Positive Power for Analog circuitry,
3.3V
VSS
H11, H12, A11,
A20, A19, A18,
A17, B17, D16,
C16, C15, C14,
C13, H13, N12,
N11, L10, M10,
N10, V1, Y3, N8,
N9, M8, K8, H9, J9,
H10, J10, K10, K9,
B2, A1, A2, A3, A4,
C6, D5, E8, H8, J8,
L8, M9, M11, M12,
W20, N13, M13,
L11, L12, K13, J11,
J12, J13, K11, K12,
L13
7, 11, 21, 32, 39,
45, 53, 61, 69, 78,
77, 87, 93, 94, 103,
104, 111, 112, 126,
132, 138, 156, 157,
167
GND for Digital circuit
VSSA
E12, E11, D10,
E10, E9
205, 199, 192, 186,
179
GND for Analog circuitry
VCCPLL D2
8
Power for Phase Lock Loop, 1.8V
VCCRG E4
1
Power for Regulator, 3.3V
VCCBIAS D3 2
Power for BIAS, 3.3V
GNDRG C1,
B1
4
Ground
AV33 A12
173 Power for USB PHY, 3.3V
AG33 B13
170 Power for USB GND
2.2.15 Regulator Interface
Pin Name
BGA Ball
PQFP Pin#
Type Descriptions
VREF
G5
5
I
Reference Voltage Input
CONTROL
F4
6
0
FET Control Output (for 3.3V to 1.8V
Regulation)
2.2.16 Miscellaneous
ADMtek Inc.
2-12
Pin Name
BGA Ball
PQFP Pin#
Type Descriptions
TEST C18
152
I
TEST
pin
RESET_N
B18
153
I
System reset, active low