TLK3101_16 Datasheet, PDF (17/28 Pages) Texas Instruments – 2.5 Gbps to 3.125 Gbps TRANSCEIVER

TLK3101
2.5 Gbps to 3.125 Gbps TRANSCEIVER
SCAS649B − AUGUST 2000 − REVISED JANUARY 2008
TTL output switching characteristics over recommended operating free-air temperature range
(unless otherwise noted)
V_OH
V_OL
t_r(slew)
t_f(slew)
t_su
t_h
PARAMETER
High-level output voltage
Low-level output voltage
Magnitude of RX_CLK, RX_ER,
RX_DV/LOS, RXD slew rate (rising)
Magnitude of RX_CLK, RX_ER,
RX_DV/LOS, RXD slew rate (falling)
RXD, RX_DV/LOS, RX_ER setup to ↑
RX_CLK
RXD, RX_DV/LOS, RX_ER hold to ↑
RX_CLK
TEST CONDITIONS
I_OH = −1 mA,
I_OL = 1 mA,
V_DD = MIN
V_DD = MIN
0.8 V to 2 V,
C = 5 pF, See Figure 11
MIN
2.10
GND
0.5
TYP MAX UNIT
2.3
V
0.25 0.5 V
V/ns
0.8 V to 2 V,
C = 5 pF, See Figure 11
0.5
50% voltage swing, ^{GTX_CLK = 156.25 MHz}
2.5
See Figure 11
GTX_CLK = 125 MHz
3
50% voltage swing, ^{GTX_CLK = 156.25 MHz}
2.5
See Figure 11
GTX_CLK = 125 MHz
3
V/ns
ns
ns
ns
ns
RX_CLK
RX_DV, RX_ER,
RXD(0−15)
t_r(slew)
t_f(slew)
t_su
t_h
2.7 V
2.0 V
0.8 V
0V
t_f(slew)
2.7 V
2.0 V
t_r(slew)
0.8 V
0V
Figure 11. TTL Data Output Valid Levels for AC Measurements
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