Rainbow Electronics MAX3983 - Manual (Page 4)

MAX3983
Quad Copper-Cable Signal Conditioner
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V CC = +3.0V to +3.6V, T A = 0°C to +85°C. Typical values are at V CC = +3.3V and T A = +25°C, unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
RX_ENABLE = high (Notes 1, 7) 1100 1500
Output Swing
RX_ENABLE = low 30
mV P-P
Output Resistance
RX_OUT[1:4]+ or RX_OUT[1:4]- to V CC , single
ended
42 50 58 Ω
Output Return Loss 100MHz to 2GHz (Note 1) 10 15 dB
Output Transition Time t r , t f 20% to 80% (Notes 1, 8) 45 80 ps
Random Jitter (Notes 1, 8) 1.6 ps
RMS
RX_PE = low 3
Output Preemphasis
RX_PE = high 6
dB
Source to
RX_IN
RX_OUT to
Load
RX_PE
0in, 6-mil FR4 0
Residual Output Deterministic
Jitter at 2.5Gbps
(Notes 1, 5, 9, 10)
5m, 28AWG
IB Cable
Assembly
without
preemphasis
20in, 6-mil FR4 1
0.10 0.15 UI P-P
Source to
RX_IN
RX_OUT to
Load
RX_PE
0in, 6-mil FR4 0
Residual Output Deterministic
Jitter at 3.2Gbps
(Notes 1, 5, 9, 10)
5m, 28AWG
IB cable
assembly
without
preemphasis
20in, 6-mil FR4 1
0.15 0.20 UI P-P
Signal-Detect Assert Level RX_IN for RX_SD = high (Note 11) 175 mV P-P
Signal-Detect Off RX_IN for RX_SD = low (Note 11) 85 mV P-P
END-TO-END JITTER (TX AND RX COMBINED PERFORMANCE)
Source to
TX_IN
TX_OUT to
RX_IN
TX_PE1 TX_PE0
R
X
_
O
U
T
to
Load
RX_PE
1m, 24AWG 0 0 0in 0
15m, 24AWG 1 1 20in 1
0.15 0.20
Residual Output Deterministic
Jitter at 2.5Gbps
(Notes 1, 12, 13, 14)
6-mil FR4 ≤
20in 20m, 24AWG 1 1 20in 1 0.2 0.25
UI P-P