Datasheet

DS92LV2411, DS92LV2412
www.ti.com SNLS302C –MAY 2010–REVISED APRIL 2013
DESERIALIZER ELECTRICAL CHARACTERISTICS (continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
(1) (2) (3)
Symbol Parameter Conditons Pin/Freq. Min Typ Maz Units
CML RECEIVER DC SPECIFICATIONS
Differential Input Threshold V
CM
= +1.2V (Internal VBIAS)
V
TH
+50 mV
High Voltage
Differential Input Threshold
V
TL
–50 mV
Low Voltage
RIN+, RIN-
Common Mode Voltage,
V
CM
12 V
Internal V
BIAS
I
IN
Input Current V
IN
= 0V or V
DDIO
–15 +15 µA
Internal Input Termination
R
TI
RIN+, RIN- 80 100 120 Ω
Resistor
LOOP THROUGH CML DRIVER OUTPUT DC SPECIFICATIONS – EQ TEST PORT
V
OD
Differential Output Voltage R
L
= 100Ω 542 mV
ROUT+/-
Offset Voltage Single- R
L
= 100Ω
V
OS
1.4 V
ended
Internal Termination
R
T
ROUT+/- 80 100 120 Ω
Resistor
SUPPLY CURRENT
Deserializer Checker Board V
DD
= 1.89V All V
DD
pins 93 110 mA
I
DD1
Supply Current Pattern, RDS =
V
DDIO
= 1.89V 33 45 mA
(includes load current) H, CL = 4pF,
V
DDIO
I
DDIO1
V
DDIO
= 3.6V 62 75 mA
CLKOUT = 50 MHz Figure 14
Deserializer Supply Current PDB = 0V, All V
DD
= 1.89V All V
DD
pins 40 3000 µA
I
DDZ
Power Down other LVCMOS
V
DDIO
= 1.89V 5 50 µA
Inputs = 0V
V
DDIO
I
DDIOZ
V
DDIO
= 3.6V 10 100 µA
Recommended Serializer Timing for CLKIN
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Units
t
TCP
Transmit Input CLKIN Period 5 MHz to 50 MHz, Figure 9 20 T 200 ns
t
TCIH
Transmit Input CLKIN High
0.4T 0.5T 0.6T ns
Time
t
TCIL
Transmit Input CLKIN Low Time 0.4T 0.5T 0.6T ns
t
CLKT
CLKIN Input Transition Time 0.5 2.4 ns
SSC
IN
CLKIN Input – Spread Spectrum fmod 35 kHz
at 50 MHz
fdev ±2 %
Copyright © 2010–2013, Texas Instruments Incorporated Submit Documentation Feedback 13
Product Folder Links: DS92LV2411 DS92LV2412