Datasheet

AD8158
Rev. B | Page 4 of 36
Parameter Conditions Min Typ Max Unit
Supply Current
I
CC
V
CC
= 1.8 V LB_x = 0, PE = 0 dB on all ports, default 370 450 mA
LB_x = 1, PE = 6 dB on all ports, default 730 850 mA
V
CC
= 3.3 V LB_x = 0, PE = 0 dB on all ports, default 400 460 mA
LB_x = 1, PE = 6 dB on all ports, default 780 860 mA
I
TTO
V
TTO
= 1.8 V LB_x = 0, PE = 0 dB on all ports, default 128 150 mA
LB_x = 1, PE = 6 dB on all ports, default 367 420 mA
V
TTO
= 3.3 V LB_x = 0, PE = 0 dB on all ports, default 134 152 mA
LB_x = 1, PE = 6 dB on all ports, default 388 422 mA
I
TTI
10 20 mA
I
DVCC
2 4 mA
THERMAL CHARACTERISTICS
Operating Temperature Range −40 +85 °C
θ
JA
Still air; JEDEC 4-layer test board, exposed pad
soldered
22.2 °C/W
θ
JC
Still air; thermal resistance through exposed pad 1.4 °C/W
Maximum Junction Temperature 125 °C
LOGIC CHARACTERISTICS
3
I
2
C, SDA, SCL, control pins
Input High (V
IH
) DV
CC
= 3.3 V 0.7 × DV
CC
DV
CC
V
Input Low (V
IL
) DV
CC
= 3.3 V V
EE
0.3 × DV
CC
V
Input High (V
IH
) DV
CC
= 1.8 V 0.8 × DV
CC
DV
CC
V
Input Low (V
IL
) DV
CC
= 1.8 V V
EE
0.2 × DV
CC
V
Output High (V
OH
) 2 kΩ pull-up resistor to DV
CC
DV
CC
V
Output Low (V
OL
) I
OL
= +3 mA V
EE
0.4 V
1
Bicast is off, loopback is off on all ports, preemphasis is set to minimum on all ports, and equalization is set to minimum on all ports.
2
V
ICM
is the input common-mode voltage.
3
EQ control pins (EQ_A[1:0], EQ_B[1:0], EQ_C[1:0]) require 5 kΩ in series when DV
CC
> V
CC
.