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DS99R421_15 Datasheet, PDF (4/26 Pages) Texas Instruments – 5-43 MHz FPD-Link LVDS (3 Data + 1 Clock) to FPD-Link II LVDS (Embedded Clock DC Balanced) Converter | |||
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DS99R421
SNLS264D â JUNE 2007 â REVISED APRIL 2013
www.ti.com
Electrical Characteristics(1)(2)(3) (continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Pin/Freq.
Min
Typ
Max Units
LVDS DC SPECIFICATIONS
VTH
Differential Threshold High VCM = 1.2V
Voltage
VTL
Differential Threshold Low
Voltage
LVDS differential Inputs:
RxIN0±, RxIN1±, RxIN2±,
RxCLKIN±
â100
+100 mV
mV
|VID|
Differential Input Voltage
Swing
100
600
mV
VCM
Common Mode Voltage
IIN
Input Current
VIN = +2.4V,
VDD = 3.6V
VIN = 0V,
VDD = 3.6V
VOD
Output Differential Voltage RT = 100â¦
(Figure 10)
VODSEL = L
LVDS differential Outputs:
DOUT±
0.525
â10
-10
380
1.2
VDD â
(VID/2)
mV
+10
µA
+10
µA
500
630
mV
RT = 100â¦
VODSEL = H
650
900 1150 mV
ÎVOD
Output Differential Voltage RT = 100â¦
Unbalance
10
50
mV
VOS
Output Voltage Offset
RT = 100â¦
PRE = H (off)
1.0
1.2
1.5
V
ÎVOS
Output Voltage Offset
Difference
RT = 100â¦
PRE = H (off)
5
50
mV
IOS
Output Short Circuit Current DOUT± = 0V
VODSEL = L
PRE = H (off)
â2
â8
mA
DOUT± = 0V
VODSEL = H
PRE = H (off)
â7
â13
mA
IOZ
TRI-STATE Output Current PWDNB = 0V,
DOUT± = 0V OR VDD
(inputs not toggling)
â10
±1
+10
µA
RT
Internal Input Termination
Resistance
RxIN:
across RxIN(2:0)+ &
RxIN(2:0)â, and across
RxCLKIN+ & RxCLKINâ
90
105
130
â¦
CONVERTER SUPPLY CURRENT
IDD
Total Supply Current
RT = 100â¦
f = 43 MHz
(includes load current)
CHECKERBOARD pattern
PRE = 6 K⦠(Figure 3)
95
130
mA
IDDTZ
Supply Current Power-down PWDNB = 0V
(inputs not toggling)
2
50
µA
Receiver Input Timing Requirements
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Parameter
Conditions
Min
tRCIH
tRCIL
Receiver Clock Input High Time
Receiver Clock Input Low Time
Referenced to rising edge of RxCLKIN 0.35T
Referenced to rising edge of RxCLKIN
Typ
0.57T
0.43T
Max
0.65T
Units
ns
ns
4
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