MAX14954 Datasheet, PDF (3/17 Pages) Maxim Integrated Products – Computer on Modules

MAX14954
Ruggedized Quad PCIe Redriver with
Equalization and Extended Temperature Operation
Electrical Characteristics (continued)
(V_CC = +3.0V to +3.6V, C_CL = 200nF coupling capacitor on each output, R_L = 50Ω on each output, T_A = -40°C to +85°C, unless otherwise
noted. Typical values are at V_CC = +3.3V and T_A = +25°C.) (Note 3)
PARAMETER
Standby Current
Differential Input Impedance
Differential Output Impedance
Common-Mode Resistance to
GND When Input Terminations
Are Not Powered
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
OEQ2 = GND, OEQ1 = GND,
OEQ0 = GND
113 150
OEQ2 = GND, OEQ1 = GND,
OEQ0 = V_CC
OEQ2 = GND, OEQ1 = V_CC,
OEQ0 = GND
122
150
125 155
I_STBY
EN = GND
OEQ2 = GND, OEQ1 = V_CC,
OEQ0 = V_CC
OEQ2 = V_CC, OEQ1 = GND,
OEQ0 = GND
150
185
mA
122
150
OEQ2 = V_CC, OEQ1 = GND,
OEQ0 = V_CC
OEQ2 = V_CC, OEQ1 = V_CC,
OEQ0 = GND
172
210
184
225
Z_{RX-DIFF- DC}
DC
Z_{TX-DIFF- DC}
DC
OEQ2 = V_CC, OEQ1 = V_CC,
OEQ0 = V_CC
237
290
80
100
120
Ω
80
100
120
Ω
Z_RX-HIGH-
IMP-DC
-150mV < V_{IN_CM} < 200mV
50
kΩ
Common-Mode Resistance to
GND When Input Terminations
Are Powered
Z_RX-DC DC
20
25
30
Ω
Output Short-Circuit Current
Common-Mode Delta Between
Active and Idle States
DC Output Offset During Active
State
DC Output Offset During
Electrical Idle
I_TX-SHORT Single-ended (Note 4)
V_TX-CM-
DC-ACTIVE-
IDLE-DELTA
V_TX-
ACTIVE-
DIFF-DC
|(V_{OUT_P -} V_{OUT_N})|
V_TX-IDLE-
DIFF-DC
|(V_{OUT_P -} V_{OUT_N})|
90
mA
8
mV
100
mV
100
mV
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