Quantum Data 802R-PCI Uživatelský manuál stáhnout pdf (Strana 17)

Page 31

Change in HDMI 1.3b TP1 Eye Mask

25%

65%

0.15 0.3166

0.15

0.25

200mV

780mV

Measurement case of the signal

with amplitude of 800mV

1080p(1.485Gbps)

HDMI 1.2a Eye Mask

HDMI 1.3b Eye Mask

1.3a Eye Diagram Mask

Decreased

margin

1.2a Mask

The effect of noise

and jitter in the

measurement is

increased

Page 32

Change in HDMI 1.3b

7-4 Transition Time

1.2a: Specification: 75≤Transition Time≤.4*Tbit ..

1.3b: The specification changed to 75≤Transition Time.

7-5 Overshoot and Undershoot

Omit test in 1.3 and include for 1.2a selection.

7-6 Inter Pair Skew

Omit clock to data skew test

7-10 Data Eye

1.2a: Normalized Eye with 16Million points

1.3b: Absolute Eye with 16 Million points.

- 16 -

1 2 ... 12 13 14 15 16 17 18 19 20

Žádné komentáře

Quantum Data 802R-PCI Uživatelský manuál Strana 17