Datasheet
DS90C385A
www.ti.com
SNLS167K –MARCH 2004–REVISED APRIL 2013
Electrical Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
LVCMOS/LVTTL DC SPECIFICATIONS
V
IH
High Level Input Voltage 2.0 V
CC
V
V
IL
Low Level Input Voltage 0 0.8 V
V
CL
Input Clamp Voltage I
CL
= -18 mA -0.79 -1.5 V
I
IN
Input Current V
IN
= 0.4V, 2.5V or V
CC
+1.8 +10 μA
V
IN
= GND -10 0 μA
LVDS DC SPECIFICATIONS
V
OD
Differential Output Voltage R
L
= 100Ω 250 345 450 mV
ΔV
OD
Change in V
OD
between 35 mV
complimentary output states
V
OS
Offset Voltage
(1)
1.13 1.25 1.38 V
ΔV
OS
Change in V
OS
between 35 mV
complimentary output states
I
OS
Output Short Circuit Current V
OUT
= 0V, R
L
= 100Ω -3.5 -5 mA
I
OZ
Output TRI-STATE
®
Current Power Down = 0V, ±1 ±10 μA
V
OUT
= 0V or V
CC
TRANSMITTER SUPPLY CURRENT
ICCTW Transmitter Supply Current, R
L
= 100Ω, f = 25 MHz 31 45 mA
Worst Case C
L
= 5 pF,
f = 40 MHz 37 50 mA
Worst Case Pattern
f = 65 MHz 48 60 mA
(Figure 2 Figure 4 ) "Typ" values are
given for V
CC
= 3.6V and T
A
= +25°C,
f = 87.5 MHz 55 65 mA
"Max" values are given for V
CC
= 3.6V
and T
A
= -10°C
ICCTG Transmitter Supply Current, R
L
= 100Ω, f = 25 MHz 29 40 mA
16 Grayscale C
L
= 5 pF,
f = 40 MHz 33 45 mA
16 Grayscale Pattern
f = 65 MHz 39 50 mA
(Figure 3 Figure 4 ) "Typ" values are
given for V
CC
= 3.6V and T
A
= +25°C,
f = 87.5 MHz 44 55 mA
"Max" values are given for V
CC
= 3.6V
and T
A
= -10°C
ICCTZ Transmitter Supply Current, Power Down = Low 17 150 μA
Power Down Driver Outputs in TRI-STATE
®
under Power Down Mode
(1) V
OS
previously referred as V
CM
.
Recommended Transmitter Input Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified
Symbol Parameter Min Typ Max Unit
TCIT TxCLK IN Transition Time (Figure 6) 1.0 6.0 ns
TCIP TxCLK IN Period (Figure 7) 11.42 T 55.55 ns
TCIH TxCLK IN High Time (Figure 7) 0.35T 0.5T 0.65T ns
TCIL TxCLK IN Low Time (Figure 7) 0.35T 0.5T 0.65T ns
TXIT TxIN , and PWR DOWN pin Transition Time 1.5 6.0 ns
TXPD Minimum pulse width for PWR DOWN pin signal 1 us
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