TI DS30EA101

DS30EA101
www.ti.com
SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
DS30EA101 0.15 to 3.125 Gbps Adaptive Cable Equalizer
Check for Samples: DS30EA101
FEATURES
DESCRIPTION
•
The DS30EA101 is an adaptive cable equalizer
optimized for equalizing data transmitted over copper
cables. The equalizer operates over a range of data
rates from 150 Mbps to 3.125 Gbps and automatically
adapts to equalize signals sent over any cable length
from zero meters to lengths that attenuate the signal
by 50 dB at 1.5 GHz.
1
2
•
•
•
•
Automatic Equalization of Coaxial and Twisted
Pair Cables
Data Rates from 150 Mbps to 3.125 Gbps
Supports SD and HD Video Resolutions
Power Consumption: 115 mW Typical
Industrial Temperature Range: -40°C to +85°C
The DS30EA101 allows either single-ended or
differential input. This enables equalization of signals
over coaxial cables as well as twisted pair cables.
APPLICATIONS
•
•
•
Cable Extension
Data Recovery Equalization
Security and Surveillance
Additional features include an LOS detect and output
enable which, when tied together, disable the output
when no input signal is present.
The DS30EA101 is powered from a single 2.5V
supply and consumes 115 mW (typical). It operates
over the full industrial temperature range of -40°C to
+85°C and is available in a 4 x 4 mm 16-pin WQFN
package.
150 Mbps
to
3.125 Gbps
100: Differential Cable or
75: Coaxial Cable
DS30BA101
DS30EA101
Max Cable Loss ~ 50 dB @ 1.5 GHz
Deserializer
Serializer
Typical Application
1
2
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2012–2013, Texas Instruments Incorporated
DS30EA101
SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
www.ti.com
IN-
3
VEE
4
EN
VCC
LOS
13
DS30EA101
(top view)
5
6
7
8
VEE
2
14
VEE
IN+
15
DNC
1
16
DNC
VEE
VCC
Connection Diagram
12
VEE
11
OUT+
10
OUT-
9
VEE
DAP = VEE
The exposed die attach pad is a negative electrical terminal for this device. It should be connected to the negative
power supply voltage.
Figure 1. 16-Pin WQFN Package
See Package Number RUM0016A
PIN DESCRIPTIONS
Pin
Name
I/O, Type
Description
1
VEE
Ground
Negative power supply (ground).
2
IN+
I, Data
Non-inverting input.
3
IN-
I, Data
Inverting input.
4
VEE
Ground
Negative power supply (ground).
5
DNC
N/A
Do not connect – leave open.
6
DNC
N/A
Do not connect – leave open.
7
VEE
Ground
Negative power supply (ground).
8
VEE
Ground
Negative power supply (ground).
9
VEE
Ground
Negative power supply (ground).
10
OUT-
O, LVDS
Inverting output.
11
OUT+
O, LVDS
Non-inverting output.
12
VEE
Ground
Negative power supply (ground).
13
VCC
Power
Positive power supply (+2.5V).
14
EN
I, LVCMOS
Output enable. LOS may be tied to this pin to inhibit the output when no input signal is
present. This pin has an internal pulldown.
H = Outputs disabled.
L = Outputs enabled.
15
LOS
O, LVCMOS
Loss of signal.
H = No input signal detected.
L = Input signal detected.
16
VCC
Power
Positive power supply (+2.5V).
DAP
VEE
Ground
Connect exposed DAP to negative power supply (ground).
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
2
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SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
Absolute Maximum Ratings (1)
Supply Voltage
3.1V
−0.3V to VCC+0.3V
Input Voltage (all inputs)
−65°C to +150°C
Storage Temperature Range
Junction Temperature
+125°C
Package Thermal Resistance
θJA 16-pin WQFN
θJC 16-pin WQFN
+40°C/W
+6°C/W
ESD Rating (HBM)
≥±6 kV
ESD Rating (MM)
≥±300V
≥±2 kV
ESD Rating (CDM)
(1)
“Absolute Maximum Ratings” indicate limits beyond which damage to the device my occur, including inoperability and degradation of
device reliability and/or performance. Functional operation of the device and/or non-degradation at the Absolute Maximum Ratings or
other conditions beyond those indicated in the Recommended Operating Conditions is not implied. The Recommended Operating
Conditions indicate conditions at which the device is functional and the device should not be operated beyond such conditions.
Recommended Operating Conditions
Supply Voltage (VCC)
2.5V ±5%
Input Coupling Capacitance
1.0 µF
Operating Free Air Temperature (TA)
-40°C to +85°C
DC Electrical Characteristics
Over recommended supply voltage and operating temperature ranges, unless otherwise specified. (1) (2)
Parameter
Test Conditions
Reference
VIN
Input Voltage
0m cable length
IN+, IN-
VSS
Steady State Differential Output
Voltage
100Ω load, Figure 2
OUT+, OUT-
VOD
Differential Output Voltage
ΔVOD
Change in Magnitude of VOD for
Complimentary Output States
VOS
Offset Voltage
ΔVOS
Change in Magnitude of VOS for
Complimentary Output States
IOS
Output Short Circuit Current
VIH
Input Voltage High Level
VIL
Input Voltage Low Level
VOH
Output Voltage High Level
IOH = -2 mA
VOL
Output Voltage Low Level
IOL = +2 mA
ICC
Supply Current
(1)
(2)
Min
Typ
Max
Units
720
800
880
mVP−P
500
700
900
mVP-P
250
350
450
mV
50
mV
1.35
V
50
mV
1.1
EN
LOS
1.2
30
mA
1.7
VCC
V
VEE
0.7
V
2.0
V
45
0.2
V
65
mA
The Electrical Characteristics tables list ensured specifications under the listed Recommended Operating Conditions except as
otherwise modified or specified by the Electrical Characteristics Conditions and/or Notes. Typical specifications are estimations only and
are not ensured.
Typical values represent most likely parametric norms at VCC = +2.5V, TA = +25°C, and at the Recommended Operating Conditions at
the time of product characterization and are not ensured.
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DS30EA101
SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
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AC Electrical Characteristics
Over recommended supply voltage and operating temperature ranges, unless otherwise specified. (1) (2)
Parameter
Test Conditions
DRIN
Input Data Rate
tJIT
Total Jitter at BER 10-12
Transition Time Low to High
tTHL
Transition Time High to Low
(2)
(3)
(4)
Min
IN+, IN(3)
tTLH
(1)
Reference
Typ
150
3.125 Gbps,
0-10 meters CAT6
0.35
2.5 Gbps,
0-25 meters CAT6
0.35
1.5 Gbps,
0-50 meters CAT6
0.35
3.125 Gbps,
0-100 meters RG59
0.3
2.5 Gbps,
0-110 meters RG59
0.35
1.5 Gbps,
0-120 meters RG59
0.2
20% - 80%, 100Ω load,
Figure 2
(4)
,
OUT+, OUT-
Max
Units
3125
Mbps
UI
UI
UI
UI
UI
UI
90
130
ps
90
130
ps
The Electrical Characteristics tables list ensured specifications under the listed Recommended Operating Conditions except as
otherwise modified or specified by the Electrical Characteristics Conditions and/or Notes. Typical specifications are estimations only and
are not ensured.
Typical values represent most likely parametric norms at VCC = +2.5V, TA = +25°C, and at the Recommended Operating Conditions at
the time of product characterization and are not ensured.
The total jitter at BER 10-12 is calculated as DJ + (14 x RJ), where DJ is deterministic jitter and RJ is random jitter. The jitter is
expressed as a portion of the unit interval (UI). The UI is the reciprocal of the data rate.
Specification is ensured by characterization and is not tested in production.
TIMING DIAGRAMS
VODVOS
VOD+
80%
80%
+ VOD
VSS
0V differential
20%
20%
- VOD
VSS = (VOD+) ± (VOD-)
tTLH
tTHL
Figure 2. LVDS Output Voltage, Offset, and Timing Parameters
4
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DS30EA101
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SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
DEVICE OPERATION
The DS30EA101 equalizes data transmitted over copper cables. It automatically adjusts its gain to reverse the
effects of the cable loss and restore the original signal. For proper operation, the launch amplitude of the signal
going into the cable (the signal amplitude prior to the cable attenuation) must be set appropriately. If the signal is
single-ended, its single-ended amplitude must be 800 mVP-P ±10%. If the signal is differential, its differential
amplitude must be 800 mVP-P ±10% (400 mVP-P single-ended).
INPUT INTERFACING
The DS30EA101 accepts either differential or single-ended input. The input must be AC coupled. Figure 3 and
Figure 4 show the typical configurations for differential input and single-ended input, respectively. For singleended input, the unused input must be properly terminated as shown.
OUTPUT INTERFACING
The DS30EA101 output signals (OUT+ and OUT- ) are internally terminated 100Ω LVDS outputs. These outputs
can be DC coupled to most common differential receivers.
LOS AND EN
LOS indicates the loss of signal at the DS30EA101 input. LOS is high when no input signal is present and low
when a valid input signal is detected.
EN can be used to manually disable or enable the OUT+ and OUT- output signals. Applying a high input to EN
will disable the DS30EA101 outputs by forcing the output to a logic 1, and applying a low input to EN will force
the outputs to be active. EN has an internal pulldown to enable the outputs by default.
LOS and EN may be tied together to automatically disable the DS30EA101 outputs when no input signal is
present.
APPLICATION INFORMATION
CABLE EXTENDER APPLICATION
The DS30EA101 together with the DS30BA101 form a cable extender chipset optimized for extending serial data
streams from serializer/deseralizer (SerDes) pairs and FPGAs over 100Ω differential cables and 75Ω coaxial
cables. Setting the correct DS30BA101 output amplitude and proper cable termination are essential for optimal
operation. Figure 3 shows the recommended chipset configuration for 100Ω differential cable and Figure 4 shows
the recommended chipset configuration for 75Ω coaxial cable.
VCC
50:
953:
IN+
100:
RVO
OUT+
50:
0.1 PF
1 PF
100: Differential TP Cable
IN+
100:
DS30BA101
OUT+
DS30EA101
1 PF
1 PF
IN-
1 PF
IN-
OUT-
OUT-
Figure 3. Cable Extender Chipset Application Circuit for 100Ω Differential Cable
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DS30EA101
SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
www.ti.com
VCC
75:
750:
IN+
100:
RVO
75:
OUT+
0.1 PF
75: Coaxial Cable
1 PF
1 PF
IN+
DS30BA101
DS30EA101
75:
1 PF
IN-
OUT+
1 PF
IN-
OUT75:
OUT-
37.4:
Figure 4. Cable Extender Chipset Application Circuit for 75Ω Coaxial Cable
6
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Product Folder Links: DS30EA101
DS30EA101
www.ti.com
SNLS404A – FEBRUARY 2012 – REVISED APRIL 2013
REVISION HISTORY
Changes from Original (April 2013) to Revision A
•
Page
Changed layout of National Data Sheet to TI format ............................................................................................................ 6
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PACKAGE OPTION ADDENDUM
www.ti.com
15-Apr-2013
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
Lead/Ball Finish
(2)
MSL Peak Temp
Op Temp (°C)
Top-Side Markings
(3)
(4)
DS30EA101SQ/NOPB
ACTIVE
WQFN
RUM
16
1000
Green (RoHS
& no Sb/Br)
CU SN
Level-3-260C-168 HR
-40 to 85
30EA101
DS30EA101SQE/NOPB
ACTIVE
WQFN
RUM
16
250
Green (RoHS
& no Sb/Br)
CU SN
Level-3-260C-168 HR
-40 to 85
30EA101
DS30EA101SQX/NOPB
ACTIVE
WQFN
RUM
16
4500
Green (RoHS
& no Sb/Br)
CU SN
Level-3-260C-168 HR
-40 to 85
30EA101
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
(2)
Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability
information and additional product content details.
TBD: The Pb-Free/Green conversion plan has not been defined.
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that
lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between
the die and leadframe. The component is otherwise considered Pb-Free (RoHS compatible) as defined above.
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame retardants (Br or Sb do not exceed 0.1% by weight
in homogeneous material)
(3)
MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.
(4)
Multiple Top-Side Markings will be inside parentheses. Only one Top-Side Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a
continuation of the previous line and the two combined represent the entire Top-Side Marking for that device.
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.
Addendum-Page 1
Samples
PACKAGE MATERIALS INFORMATION
www.ti.com
24-Apr-2013
TAPE AND REEL INFORMATION
*All dimensions are nominal
Device
Package Package Pins
Type Drawing
DS30EA101SQ/NOPB
WQFN
RUM
16
DS30EA101SQE/NOPB
WQFN
RUM
DS30EA101SQX/NOPB
WQFN
RUM
SPQ
Reel
Reel
A0
Diameter Width (mm)
(mm) W1 (mm)
B0
(mm)
K0
(mm)
P1
(mm)
W
Pin1
(mm) Quadrant
1000
178.0
12.4
4.3
4.3
1.3
8.0
12.0
Q1
16
250
178.0
12.4
4.3
4.3
1.3
8.0
12.0
Q1
16
4500
330.0
12.4
4.3
4.3
1.3
8.0
12.0
Q1
Pack Materials-Page 1
PACKAGE MATERIALS INFORMATION
www.ti.com
24-Apr-2013
*All dimensions are nominal
Device
Package Type
Package Drawing
Pins
SPQ
Length (mm)
Width (mm)
Height (mm)
DS30EA101SQ/NOPB
WQFN
RUM
16
1000
213.0
191.0
55.0
DS30EA101SQE/NOPB
WQFN
RUM
16
250
213.0
191.0
55.0
DS30EA101SQX/NOPB
WQFN
RUM
16
4500
367.0
367.0
35.0
Pack Materials-Page 2
MECHANICAL DATA
RUM0016A
SQB16A (Rev A)
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