DS90UB903QSQX/NOPB National Semiconductor, DS90UB903QSQX/NOPB Datasheet - Page 9

• Manufacturer Part Number: DS90UB903QSQX/NOPB
• Description: IC SER/DESER 10-43MHZ 18B 40LLP
• Manufacturer: National Semiconductor

Specifications of DS90UB903QSQX/NOPB

• Function: Serializer
• Data Rate: 900Mbps
• Input Type: LVCMOS
• Output Type: CML
• Number Of Inputs: 1
• Number Of Outputs: 1
• Voltage - Supply: 1.71 V ~ 1.89 V, 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 40-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

V
V
I
I
CML DRIVER DC SPECIFICATIONS (DOUT+, DOUT-)
|V
ΔV
V
ΔV
I
R
CML RECEIVER DC SPECIFICATIONS (RIN+, RIN-)
V
V
V
I
R
SER/DES SUPPLY CURRENT *DIGITAL, PLL, AND ANALOG VDD
I
I
I
I
OS
OZ
OS
IN
DDT
DDIOT
DDTZ
DDIOTZ
Symbol
OH
OL
OS
TH
TL
IN
T
T
OD
OD
OS
|
High Level Output Voltage
Low Level Output Voltage
Output Short Circuit Current
TRI-STATE® Output Current PDB = 0V,
Output Differential Voltage
Output Differential Voltage
Unbalance
Output Differential Offset
Voltage
Offset Voltage Unbalance
Output Short Circuit Current
Differential Internal
Termination Resistance
Differential Threshold High
Voltage
Differential Threshold Low
Voltage
Differential Input Voltage
Range
Input Current
Differential Internal
Termination Resistance
Serializer (Tx)
VDDn Supply Current
(includes load current)
Serializer (Tx)
VDDIO Supply Current
(includes load current)
Serializer (Tx) Supply Current
Power-down
Parameter
V
I
V
I
V
V
R
R
R
(Figure
R
DOUT+/- = 0V
Differential across DOUT+ and DOUT-
(Figure
RIN+ - RIN-
V
V
Differential across RIN+ and RIN-
R
WORST CASE pattern
(Figure
R
RANDOM PRBS-7 pattern
R
WORST CASE pattern
(Figure
PDB = 0V; All other
LVCMOS Inputs = 0V
OH
OL
DDIO
DDIO
OUT
OUT
IN
DD
T
L
L
L
T
T
T
= 100Ω
= 100Ω
= 100Ω
= 100Ω
= 100Ω
= 100Ω
= 100Ω
= +4 mA
= −4 mA
= V
= 1.89V
= 0V
= 0V or V
= 1.71V to 1.89V
= 1.71V to 1.89V
DD
7)
8)
5)
5)
or 0V,
(Figure
DD
Conditions
7)
9
Deserializer
LVCMOS Outputs
Serializer
GPO Outputs
Deserializer
LVCMOS Outputs
LVCMOS Outputs
VDDn = 1.89V
PCLK = 43 MHz
Default Registers
VDDIO = 1.89V
PCLK = 43 MHz
Default Registers
VDDIO = 3.6V
PCLK = 43 MHz
Default Registers
V
V
V
DDn
DDIO
DDIO
= 1.89V
= 1.89V
= 3.6V
V
V
V
DD (MIN)
OD (MAX)
GND
0.45
Min
DDIO
268
180
-20
-90
-20
80
80
-
-
V
DD
Typ
340
100
100
370
-11
-20
-27
±1
±1
62
55
55
65
1
1
2
7
- V
OD
V
V
DD (MAX)
V
OD (MIN)
Max
0.45
+20
412
120
+90
+20
120
775
125
135
DDIO
50
50
90
15
5
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-
Units
mA
mV
mV
mV
mA
mV
mV
mA
mA
µA
µA
µA
Ω
Ω
V
V
V