Datasheet

DS26518 8-Port T1/E1/J1 Transceiver
27 of 312
NAME PIN TYPE FUNCTION
SCANMODE H13 Input
Scan Mode. When low, normal operational clocks are used to clock the flip flops.
User should tie low.
POWER SUPPLIES
ATVDD
B1, B16,
G1, G16,
K1, K16,
R1, R16
—
3.3V ±5% Analog Transmit Power Supply. These V
DD
inputs are used for the
transmit LIU sections of the DS26518.
ATVSS
B2, B15,
G2, G15,
K2, K15,
R2, R15
—
Analog Transmit V
SS
. These pins are used for transmit analog V
SS
.
ARVDD
D1, D16,
E1, E16,
M1, M16,
N1, N16
—
3.3V ±5% Analog Receive Power Supply. These V
DD
inputs are used for the
receive LIU sections of the DS26518.
ARVSS
D2, D15,
E2, E15,
M2, M15,
N2, N15
—
Analog Receive V
SS
. These pins are used for analog V
SS
for the receivers.
ACVDD H7 —
1.8V ±5% Analog Clock Conversion V
DD
. This V
DD
input is used for the clock
conversion unit (CLAD) of the DS26518.
ACVSS J7 —
Analog Clock V
SS
. This pin is used for clock converter analog V
SS
.
DVDD33
G5, G6,
G11, G12,
H5, H6,
H8, H9,
H10, H11
—
3.3V ±5% Power Supply for I/Os
DVDD18 G7–G10 —
1.8V ±5% Power Supply for Internal V
DD
DVSS
H12, J6,
J8–J11,
K5–K12
—
Digital Ground