DS100KR800 Datasheet, PDF (7/33 Pages) Texas Instruments – Ultra Low Power, 8-Channel Repeater for Data-rates up to 10.3 Gbps

Symbol
Parameter
Conditions
Min
CML Receiver Inputs (IN_n+, IN_n-)
RL_rx-diff
RX package pins plus
Si differential return
loss
0.05 GHz - 7.5 GHz
7.5 GHz - 15 GHz
RLrx-cm
Common mode RX
return loss
0.05 GHz - 5 GHz
Zrx-dc
RX DC common mode Tested at VDD = 0
impedance
40
Zrx-diff-dc
RX DC differntial mode Tested at VDD = 0
impedance
80
Vrx-diff-dc
Differential RX peak to Tested at pins
peak voltage
0.6
Vrx-signal-det- Signal detect assert
diff-pp
level for active data
signal
SD_TH = F (float),
0101 pattern at 10.3 Gbps
Vrx-idle-det-
diff-pp
Signal detect de-assert SD_TH = F (float),
level for electrical idle 0101 pattern at 10.3 Gbps
High Speed Outputs
V_tx-diff-pp
Output Voltage
Differential Swing
Differential measurement
with Out_n+ and OUT_n-,
terminated by 50Ω to GND,
0.8
AC-Coupled,
VID = 1.0 Vp-p,
DEM0 = 1, DEM1 = 0
V_{tx-de-ratio_3.5}
TXde-emphasis ratio
VOD = 1.0 Vp-p,
DEM0 = 0,
DEM1 = R
V_{tx-de-ratio_6}
TX de-emphasis ratio VOD = 1.0 Vp-p,
DEM0 = R, DEM1= R
T_TX-HF-DJ-DD
TX Dj > 1.5 MHz
T_TX-HF-DJ-DD
TX RMS jitter < 1.5 MHz
T_TX-RISE-FALL
Transmitter rise/fall
20% to 80% of differential
35
time
output voltage
T_RF-MISMATCH
Transmitter rise/fall
mismatch
20% to 80% of differential
output voltage
RL_TX-DIFF
Differential return loss 0.05 GHz - 7.5 GHz
7.5 GHz - 15 GHz
RL_TX-CM
Common mode return 0.05 GHz - 5 GHz
loss
Z_TX-DIFF-DC
DC differential TX
impedance
V_TX-CM-AC-PP
TX AC common mode VOD = 1.0 Vp-p,
voltage
DEM0 = 1, DEM1 = 0
I_TX-SHORT
Transmitter short circuit Total current the transmitter
current limit
can supply when shorted to
VDD or GND
T_PDEQ
Differential propagation EQ = 00, (Note 6)
delay
T_LSK
T_PPSK
Lane to lane skew
T = 25C, VDD = 2.5V
Part to part propagation T = 25C, VDD = 2.5V
delay skew
Typ
Max
Units
-15
dB
-5
dB
-10
dB
50
60
Ω
100
120
Ω
1.2
V
180
mVp-p
110
mVp-p
1.0
1.2
Vp-p
−3.5
dB
−6
dB
0.15
UI
3.0
ps RMS
45
ps
0.01
0.1
UI
-15
dB
-5
dB
-10
dB
100
Ω
100
mVpp
20
mA
200
ps
25
ps
40
ps
7
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