TMDS261B Datasheet, PDF (17/48 Pages) Texas Instruments – TWO-PORT HDMI SWITCH

www.ti.com
TMDS261B
SLLS987A – SEPTEMBER 2009 – REVISED JULY 2011
V_ID+
0V
V_ID
V_ID(pp)
3.3 V
2.8 V
t_PHL
80%
t_PLH
80%
V_OD(pp)
V_OD
V_ID–
20%
20%
t_f
t_r
T0391-01
Figure 10. TMDS Main-Link Timing Measurements
V_Y
V_OH
50%
V_Z
t_sk(D)
V_OL
Figure 11. Definition of Intra-Pair Differential Skew
V_OC
DV_OC(SS)
T0392-01
Figure 12. TMDS Main-Link Common-Mode Measurements
V_CD(PP)
Valid Input TMDS Clock
That Meets the Minimum
Frequency Threshold and
Amplitude
t_clk1
t_clk2
TMDS Outputs
HiZ During This Period _VOD(PP)
TMDS Output Clock With
Peak-to-Peak Swing
Supporting the HDMI
Spec and With Same
Frequency as the Input
TMDS Clock Frequency
Figure 13. Clock-Detect Timing Diagram
Copyright © 2009–2011, Texas Instruments Incorporated
TMDS
Outputs
HiZ
T0424-02
17