TLK2541 Datasheet, PDF (9/26 Pages) Texas Instruments – 1 TO 2.6 GBPS TRANSCEIVER

TLK2541
www.ti.com...................................................................................................................................................... SLLS779B – JANUARY 2008 – REVISED APRIL 2008
TTL OUTPUT SWITCHING CHARACTERISTICS
over recommended operating conditions (unless otherwise noted)
V_OH
V_OL
t_r(slew)
t_f(slew)
PARAMETER
High-level output voltage
Low-level output voltage
Slew rate (rising), magnitude of RX_CLK,
RXD[0:19]
Slew rate (falling), magnitude of RX_CLK,
RXD[0:19]
t_su
RXD[0:19] setup to ↑ RX_CLK
t_h
RXD[0:19] hold to ↑ RX_CLK
Duty Cycle, RX_CLK
TEST CONDITIONS
I_OH = –1 mA, V_DD = MIN
I_OL = 1 mA, V_DD = MIN
0.8 V to 2 V, C = 5 pF, See Figure 3
0.8 V to 2 V, C = 5 pF, See Figure 3
50% voltage swing, TX_CLK = 100 MHz,
See Figure 3
50% voltage swing, TX_CLK = 130 MHz,
See Figure 3
50% voltage swing, TX_CLK = 100 MHz,
See Figure 3
50% voltage swing, TX_CLK = 130 MHz,
See Figure 3
See Figure 3
MIN
2.10
GND
0.5
TYP MAX
2.3
0.25 0.5
UNIT
V
V
V/ns
0.5
V/ns
2.5
ns
2.5
1.5
ns
1.5
45% 50% 55%
RX_CLK
RXD[0-19]
Figure 3. TTL Data Output Valid Levels for AC Measurements
Copyright © 2008, Texas Instruments Incorporated
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