Datasheet
DS90UB913Q, DS90UB914Q
www.ti.com
SNLS420B –JULY 2012–REVISED APRIL 2013
Electrical Characteristics
(1)(2)(3)
(continued)
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Units
V
OL
Low Level Output V
DDIO
= 1.71V to 1.89V Deserializer
GND 0.45 V
Voltage I
OL
= +4 mA LVCMOS Outputs
I
OS
Output Short Circuit V
OUT
= 0V Serializer
-11
Current GPO Outputs
mA
Deserializer
-17
LVCMOS Outputs
I
OZ
TRI-STATE® Output PDB = 0V, LVCMOS Outputs
-20 +20 µA
Current V
OUT
= 0V or V
DD
LVCMOS DC SPECIFICATIONS 2.8V I/O (SER INPUTS, GPI, GPO, CONTROL INPUTS AND OUTPUTS)
V
IH
High Level Input V
IN
= 2.52V to 3.08V
0.7 V
IN
V
IN
Voltage
V
V
IL
Low Level Input V
IN
= 2.52V to 3.08V
GND 0.3 V
IN
Voltage
I
IN
Input Current V
IN
= 0V or 3.08V
-20 ±1 +20 µA
V
IN
= 2.52V to 3.08V
V
OH
High Level Output V
DDIO
= 2.52V to 3.08V
V
DDIO
- 0.4 V
DDIO
V
Voltage I
OH
= −4 mA
V
OL
Low Level Output V
DDIO
=2.52V to 3.08V Deserializer
GND 0.4 V
Voltage I
OL
= +4 mA LVCMOS Outputs
I
OS
Output Short Circuit V
OUT
= 0V Serializer
-11
Current GPO Outputs
mA
Deserializer
-20
LVCMOS Outputs
I
OZ
TRI-STATE® Output PDB = 0V, LVCMOS Outputs
-20 +20 µA
Current V
OUT
= 0V or V
DD
CML DRIVER DC SPECIFICATIONS (DOUT+, DOUT-)
Output Differential
|V
OD
| R
L
= 100Ω (Figure 8) 268 340 412 mV
Voltage
Output Differential R
L
= 100Ω
ΔV
OD
1 50 mV
Voltage Unbalance
V
OS
Output Differential R
L
= 100Ω (Figure 8) V
DD
-
V
Offset Voltage V
OD/2
ΔV
OS
Offset Voltage R
L
= 100Ω
1 50 mV
Unbalance
I
OS
Output Short Circuit DOUT+/- = 0V
-26 mA
Current
R
T
Differential Internal Differential across DOUT+ and DOUT-
80 100 120 Ω
Termination Resistance
CML RECEIVER DC SPECIFICATIONS (RIN0+,RIN0–,RIN1+,RIN1– )
Input Current V
IN
= V
DD
or 0V,
I
IN
-20 1 +20 µA
V
DD
= 1.89V
R
T
Differential Internal Differential across RIN+ and RIN-
80 100 120 Ω
Termination Resistance
CML RECEIVER AC SPECIFICATIONS (RIN0+,RIN0–,RIN1+,RIN1– )
Minimum allowable Line Rate = 1.4Gbps (Figure 10)
|V
swing
| swing for 1010 135 mV
pattern
(4)
CMLMONITOR OUTPUT DRIVER SPECIFICATIONS(CMLOUTP, CMLOUTN)
Differntial Output Eye R
L
= 100Ω
E
w
0.45 UI
Opening Jitter Frequency>f/40 (Figure 19)
E
H
Differential Output Eye
200 mV
Height
SER/DES SUPPLY CURRENT *DIGITAL, PLL, AND ANALOG VDD
(4) Specification is ensured by characterization and is not tested in production.
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