JAJSHF5 May 2019 DS90UB949A-Q1
PRODUCTION DATA.
PARAMETER | TEST CONDITIONS | PIN/FREQ. | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|---|
GPIO FREQUENCY(4) | |||||||
Rb,FC | Forward channel GPIO frequency | Single-lane, IN_CLK = 25 MHz – 105 MHz | GPIO[3:0], D_GPIO[3:0] | 0.25 × IN_CLK | MHz | ||
Dual-lane, IN_CLK/2 = 25 MHz – 105 MHz | 0.125 × IN_CLK | ||||||
tGPIO,FC | GPIO pulse width, forward channel | Single-lane, IN_CLK = 25 MHz – 105 MHz | GPIO[3:0], D_GPIO[3:0] | >2 / IN_CLK | s | ||
Dual-lane, IN_CLK/2 = 25 MHz – 105 MHz | >2 / (IN_CLK/2) | ||||||
TMDS INPUT | |||||||
Skew-Intra | Maximum intra-pair skew
(between ±) |
IN_CLK±, IN_D[2:0]± | 0.4 | UITMDS(1) | |||
Skew-Inter | Maximum inter-pair skew
(between differential pairs) |
0.2 × Tchar(2) + 1.78 | ns | ||||
ITJIT | Input total jitter tolerance | Per HDMI CTS ver 1.4b(5)
Per Test ID 8-7: TMDS - Jitter Tolerance |
IN_CLK± | 0.3 | UITMDS(1) | ||
FPD-LINK III OUTPUT | |||||||
tLHT | Low voltage differential low-to-high transition time | 80 | ps | ||||
tHLT | Low voltage differential high-to-low transition time | 80 | ps | ||||
tXZD | Output active to OFF delay | PDB = L | 100 | ns | |||
tPLD | Lock time (HDMI Rx) | 12 | ms | ||||
tSD | Delay — latency | IN_CLK± | 145 × T(1) | s | |||
tDJIT | Output total jitter (see Figure 5) | Random Pattern | Single-lane: measured with CDR loop BW = f/15 (7MHz) | 0.3 | UIFPD3(3) | ||
Dual-lane: measured with CDR loop BW = f/30 (7MHz) | |||||||
λSTXBW | Jitter transfer function
(-3-dB bandwidth) |
960 | kHz | ||||
δSTX | Jitter transfer function peaking | 0.1 | dB |