Datasheet

AD8197B
Rev. 0 | Page 11 of 28
T
A
= 27°C, AVCC = 3.3 V, VTTI = 3.3 V, VTTO = 3.3 V, DVCC = 3.3 V, AMUXVCC = 5 V, AVEE = 0 V, DVEE = 0 V, differential input
swing = 1000 mV, TMDS outputs terminated with external 50 Ω resistors to 3.3 V, pattern = PRBS 2
7
− 1, data rate = 2.25 Gbps, unless
otherwise noted.
0.5
0.6
0
02
5
HDMI CABLE LENGTH (m)
DETERMINISTIC JITTER (UI)
0.4
0.3
0.2
0.1
5101520
2m CABLE = 30AWG
5m TO 20m CABLES = 24AWG
1.65Gbps
EQ = 12dB
2.25Gbps
EQ = 12dB
2.25Gbps
EQ = 6dB
1.65Gbps
EQ = 6dB
07015-014
DATA RATE (Gbps)
JITTER (ps)
Figure 14. Jitter vs. Input Cable Length (See
Figure 4 for Test Setup)
50
0
02
.4
45
40
35
30
25
20
15
10
5
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
1080p
12-BIT
1.65Gbps
1080p
8-BIT
1080i/720p
480i
480p
DJ (p-p)
RJ (rms)
07015-015
Figure 15. Jitter vs. Data Rate
50
0
3.0 3.6
SUPPLY VOLTAGE (V)
JITTER (ps)
45
40
35
30
25
20
15
10
5
3.1 3.2 3.3 3.4 3.5
RJ (rms)
DJ (p-p)
07015-016
Figure 16. Jitter vs. Supply Voltage
0.5
0.6
0
020
HDMI CABLE LENGTH (m)
DETERMINISTIC JITTER (UI)
0.4
0.3
0.2
0.1
2m CABLE = 30AWG
5m TO 20m CABLES = 24AWG
51015
1.65Gbps, PE MAX
2.25Gbps, PE MAX
1.65Gbps, PE OFF
2.25Gbps, PE OFF
07015-017
1200
0
0
DATA RATE (Gbps)
EYE HEIGHT (mV)
Figure 17. Jitter vs. Output Cable Length (See
Figure 9 for Test Setup)
1000
800
600
400
200
2.4
07015-018
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Figure 18. Eye Height vs. Data Rate
800
0
2.5 3.6
SUPPLY VOLTAGE (V)
EYE HEIGHT (mV)
700
600
500
400
300
200
100
2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5
07015-019
Figure 19. Eye Height vs. Supply Voltage