English
Language : 

DS90UR903Q Datasheet, PDF (13/34 Pages) Texas Instruments – DS90UR903Q/DS90UR904Q 10 - 43MHz 18 Bit Color FPD-Link II Serializer and Deserializer
Deserializer Switching Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Pin/Freq.
tRCP
Receiver Output Clock Period tRCP = tTCP
PCLK
tPDC
PCLK Duty Cycle
Default Registers
SSCG[3:0] = OFF
PCLK
tCLH
LVCMOS Low-to-High Transition VDDIO: 1.71V to 1.89V or PCLK
Time
3.0 to 3.6V,
tCHL
LVCMOS High-to-Low Transition CL = 8 pF (lumped load)
Time
Default Registers
(Figure 14) (Note 10)
tCLH
LVCMOS Low-to-High Transition VDDIO: 1.71V to 1.89V or Deserializer ROUTn
Time
3.0 to 3.6V,
Data Outputs
tCHL
LVCMOS High-to-Low Transition CL = 8 pF (lumped load)
Time
Default Registers
(Figure 14) (Note 10)
tROS
ROUT Setup Data to PCLK
VDDIO: 1.71V to 1.89V or Deserializer ROUTn
tROH
ROUT Hold Data to PCLK
3.0V to 3.6V,
Data Outputs
CL = 8 pF (lumped load)
Default Registers
tDD
Deserializer Delay
Default Registers
Register 0x03h b[0]
(RRFB = 1)
(Figure 15)
10 MHz–43 MHz
tDDLT
tRJIT
Deserializer Data Lock Time
Receiver Input Jitter Tolerance
(Figure 13) (Note 5)
(Figure 17, Figure 19)
(Note 13, Note 14)
10 MHz–43 MHz
43 MHz
tRCJ
Receiver Clock Jitter
PCLK
SSCG[3:0] = OFF
(Note 6, Note 10)
10 MHz
43 MHz
tDPJ
Deserializer Period Jitter
PCLK
SSCG[3:0] = OFF
(Note 7, Note 10)
10 MHz
43 MHz
tDCCJ
Deserializer Cycle-to-Cycle Clock PCLK
Jitter
SSCG[3:0] = OFF
(Note 8, Note 10)
10 MHz
43 MHz
fdev
fmod
Spread Spectrum Clocking
Deviation Frequency
Spread Spectrum Clocking
Modulation Frequency
LVCMOS Output Bus
SSC[3:0] = ON
(Figure 20)
20 MHz–43 MHz
20 MHz–43 MHz
Min
Typ Max
23.3
T
100
45
50
55
1.3
2.0
2.8
1.3
2.0
2.8
1.6
2.4
3.3
1.6
2.4
3.3
0.38T 0.5T
0.38T 0.5T
4.571T 4.571T 4.571T
+8
+ 12 + 16
10
0.53
300
550
120
250
425
600
320
480
320
500
300
500
±0.5% to
±2.0%
9 kHz to
66 kHz
Units
ns
%
ns
ns
ns
ns
ms
UI
ps
ps
ps
%
kHz
www.national.com
12