TLK2701 Datasheet, PDF (13/21 Pages) Texas Instruments – 1.6 TO 2.7 GBPS TRANSCEIVER

TLK2701
1.6 TO 2.7 GBPS TRANSCEIVER
SLLS429B – AUGUST 2000 – REVISED MAY 2002
TTL output switching characteristics over recommended operating conditions (unless otherwise
noted)
VOH
VOL
tr(slew)
tf(slew)
PARAMETER
High-level output voltage
Low-level output voltage
Slew rate (rising), magnitude of RX_CLK, RKLSB,
RKMSB/LOS, RXD
Slew rate (falling), magnitude of RX_CLK, RKLSB,
RKMSB/LOS, RXD
tsu
RXD, RKMSB/LOS, RKLSB setup to ↑ RX_CLK
th
RXD, RKMSB/LOS, RKLSB hold to ↑ RX_CLK
TEST CONDITIONS
IOH = –1 mA, VDD = MIN
IOL = 1 mA, VDD = MIN
0.8 V to 2 V, C = 5 pF, See Figure 11
0.8 V to 2 V, C = 5 pF, See Figure 11
50% voltage swing,
GTX_CLK = 80 MHz, See Figure 11,
50% voltage swing,
GTX_CLK = 135 MHz, See Figure 11,
50% voltage swing,
GTX_CLK = 80 MHz, See Figure 11,
50% voltage swing,
GTX_CLK = 135 MHz, See Figure 11,
MIN
1.7
GND
NOM
2.3
0.25
MAX
0.5
UNIT
V
V
0.5
V/ns
0.5
V/ns
5.4
ns
2.7
ns
5.4
ns
2.7
ns
RX_CLK
RKLSB, RKMSB,
RXD[0–15]
2.7 V
2.0 V
tr(slew)
0.8 V
0V
tf(slew)
2.7 V
2.0 V
tf(slew)
tsu
th
tr(slew)
0.8 V
0V
Figure 7. TTL Data Output Valid Levels for AC Measurements
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