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DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
39 of 344
NAME PIN TYPE FUNCTION
POWER SUPPLIES
RVDD K3, L1 —
Receive Analog Positive Supply: Connect to 3.3V power supply.
RVSS
J1, J2, K2,
L2, M2
—
Receive Analog Signal Ground: Connect to the common supply
ground.
TVDD U1 –
Transmit Analog Positive Supply: Connect to 3.3V power supply.
TVSS
P1, R3, T3,
U2
–
Transmit Analog Signal Ground: Connect to the common supply
ground.
DVDD
D1–D17,
E17
—
Digital Positive Supply: Connect to 3.3V power supply.
DVSS
N4, P4, R4,
T4
—
Digital Signal Ground: Connect to the common supply ground.
VDD1.8
B10, B15,
C12, F3,
J18, J20,
P18, P19,
R19, R20,
V9, Y9, Y13
I
VDD1.8: Connect to 1.8V power supply.
VDD3
D20, F17,
G17, G18,
H17, J17,
K17, L17,
M17, N17,
P17, R17,
R18, T17,
T18, U17
I
VDD3.3: Connect to 3.3V power supply.
VSS
A15, C10,
D8, D9,
D10, D18,
D19, E18,
H20, J19,
K20, N19,
N20, P20,
U4–U16,
U18, V20,
W8, W18,
Y1, Y7
I
VSS: Connect to the common supply ground.
N.C. A9, C6, D6 —
No Connection. Do not connect these pins. Leave these pins
open.