DS90UH925Q Datasheet, PDF (8/47 Pages) Texas Instruments – 720p 24-bit Color FPD-Link III Serializer with HDCP

DS90UH925Q
Symbol
Parameter
Conditions
Pin/Freq. Min Typ Max Units
SUPPLY CURRENT
I_DD1
I_DDIO1
I_DDS1
I_DDIOS1
I_DDS2
I_DDIOS2
Supply Current
(includes load current)
R_L = 100Ω, f = 85MHz
Supply Current Remote Auto
Power Down Mode
Supply Current Power Down
Checker Board ^VDD33^{= 3.6V V}DD33
Pattern,
Figure 2
V_DDIO = 3.6V
V_DDIO = 1.89V
V_DDIO
0x01[7] = 1, ^VDD33 ^{= 3.6V V}DD33
deserializer is
powered down
V_DDIO = 3.6V
V_DDIO = 1.89V
V_DDIO
PDB = L, All
LVCMOS
inputs are
floating or tied
to GND
V_DD33 = 3.6V V_DD33
V_DDIO = 3.6V
V_DDIO = 1.89V ^VDDIO
148 170 mA
90
180 μA
1
1.6 mA
1.2
2.4 mA
65
150 μA
55
150 μA
1
2
mA
65
150 μA
50
150 μA
AC Electrical Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified. (Note 2, Note 3, Note 4)
Symbol
Parameter
Conditions
Pin/Freq. Min Typ Max
GPIO BIT RATE
Forward Channel Bit Rate
B_R
Back Channel Bit Rate
(Note 8, Note 9)
f = 5 – 85
MHz
GPIO[3:0]
0.25* f
75
RECOMMENDED TIMING FOR PCLK
t_TCP
t_CIH
t_CIL
t_CLKT
PCLK Period
PCLK Input High Time
PCLK Input Low Time
PCLK Input Transition Time
Figure 3 (Note 8, Note 9)
(Note 8, Note 9)
PCLK
f = 5 MHz
f = 85 MHz
11.76
0.4*T
0.4*T
4.0
0.5
T
0.5*T
0.5*T
200
0.6*T
0.6*T
t_IJIT
PCLK Input Jitter Tolerance, _{f / 40 < Jitter Freq < f / 20}
Bit Error Rate ≤10^-10
(Note 10, Note 8)
f=5–
78MHz
0.4
0.6
SWITCHING CHARACTERISTICS
t_LHT
CML Output Low-to-High
Transition Time
See Figure 4
t_HLT
CML Output High-to-Low
Transition Time
DOUT+,
DOUT-
80
130
80
130
t_DIS
Data Input Setup to PCLK
See Figure 5
t_DIH
Data Input Hold from PCLK
R[7:0], G
2.0
[7:0], B[7:0],
HS, VS, DE,
PCLK,
I2S_CLK, _2.0
I2S_WC,
I2S_DA,
I2S_DB
t_PLD
Serializer PLL Lock Time
Figure 6 (Note 5)
f = 5 – 85
MHz
131*T
t_SD
Delay — Latency
f = 5 – 85
MHz
145*T
Output Total Jitter,
R_L = 100Ω
t_TJIT
Bit Error Rate ≥10^-10
Figure 7
f = 85MHz, LFMODE = L
R_L = 100Ω
DOUT+,
DOUT-
(Note 6, Note 8, Note 9)
f = 5MHz, LFMODE = H
0.25 0.30
0.25 0.30
Units
Mbps
kbps
ns
ns
ns
ns
ns
UI
ps
ps
ns
ns
ns
ns
UI
UI
8
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