MAX3785EVKIT

MAX3785EVKIT Datasheet

MAX3785 Evaluation Kit

Part	Datasheet
MAX3785EVKIT	MAX3785EVKIT (pdf)

PDF Datasheet Preview
MAX3785 Evaluation Kit Evaluates MAX3785 The MAX3785 evaluation kit EV kit simplifies evaluation of the MAX3785 6.25Gbps equalizer. The EV kit enables testing of all device functions. SMA connectors with controlled impedance to the MAX3785 are provided for all input and output ports to facilitate connection to high-speed test equipment. o SMA Connectors for All High-Speed Inputs and Outputs o Fully Assembled and Tested o Calibration Test Strip Component Suppliers SUPPLIER PHONE 843-444-2863 843-626-3123 Coilcraft 847-639-6400 847-639-1469 Murata 415-964-6321 415-964-8165 Note Please indicate that you are using the MAX3785 when contacting these component suppliers. PART MAX3785EVKIT Ordering Information TEMP RANGE 0°C to +85°C PIN-PACKAGE 6 UCSP Component List DESIGNATION QTY 33µF ±10% tantalum capacitor, 1 case B AVX TAJB336M010R C2, C3 0.1µF ±10%, 10V ceramic capacitors 0402 J1, J2 2 Test points Digi-Key 5000K-ND SMA connectors, edge mount, 6 tab contacts EFJohnson 142-0701-851 L1 U1 None 1 4.7µH inductor Coilcraft 1008CT-040XJBC 1 MAX3785UBL 1 MAX3785 data sheet Quick Start 1 Connect a +1.8V power supply to J1 VCC . Connect the power supply ground to J2. 2 Connect DC-blocking capacitors or bias T networks to IN+ and IN- inputs. Then connect a differential signal from 400mVP-P to 1600mVP-P to the inputs using cables. If not using DC-blocking capacitors, then the high level for each input signal must be VCC. Warning The SMA connectors are directly connected to the chip’s inputs and outputs. To avoid damage to laboratory equipment or device, always use DC-blocking capacitors or bias T networks. 3 Connect DC-blocking capacitors or bias T networks to OUT+ and OUT- outputs. Then connect signals from the DC-blocking capacitors to an oscilloscope with input terminations. 4 At the signal source, start with a short, simple pattern such as a 27 - 1 PRBS. The data rate can be 1Gbps to 6.4Gbps. 5 Evaluation After the EV kit has been initially checked out, evaluation can begin with a FR4 PC board. Start with a board length of 20in and progress to longer lengths. For data rates of 3.2Gbps and slower, the part equalizes board lengths up to 40in. For data rates of 6.4Gbps and slower, the part equalizes board lengths up to 30in. When connecting the equalizer with the board, keep the cables from the board to the equalizer as short as possible. Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at Evaluates MAX3785 MAX3785 Evaluation Kit 4.7µH C1 33µH 0.1µH 0.1µH OUT- MAX3785 OUT+ J5 OUT- J6 OUT+ J7 CALIN J8 CALOUT Figure MAX3785 EV Kit Schematic 2 Evaluates MAX3785 MAX3785 Evaluation Kit Figure MAX3785 EV Kit Component Placement Guide 3 Evaluates MAX3785 MAX3785 Evaluation Kit Figure MAX3785 EV Kit PC Board Side 4 Evaluates MAX3785 MAX3785 Evaluation Kit Figure MAX3785 EV Kit PC Board Plane 5 Evaluates MAX3785 MAX3785 Evaluation Kit Figure MAX3785 EV Kit PC Board Plane 6 MAX3785 Evaluation Kit Evaluates MAX3785 Figure MAX3785 EV Kit PC Board Side Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 7 2002 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products.

PDF Datasheet Preview

MAX3785 Evaluation Kit

Evaluates MAX3785

The MAX3785 evaluation kit EV kit simplifies evaluation of the MAX3785 6.25Gbps equalizer. The EV kit enables testing of all device functions. SMA connectors with controlled impedance to the MAX3785 are provided for all input and output ports to facilitate connection to high-speed test equipment.
o SMA Connectors for All High-Speed Inputs and Outputs
o Fully Assembled and Tested o Calibration Test Strip

Component Suppliers

SUPPLIER

PHONE
843-444-2863
843-626-3123

Coilcraft
847-639-6400
847-639-1469

Murata
415-964-6321
415-964-8165

Note Please indicate that you are using the MAX3785 when contacting these component suppliers.

PART MAX3785EVKIT
Ordering Information

TEMP RANGE 0°C to +85°C

PIN-PACKAGE 6 UCSP

Component List

DESIGNATION QTY
33µF ±10% tantalum capacitor,
1 case B

AVX TAJB336M010R

C2, C3
0.1µF ±10%, 10V ceramic capacitors 0402

J1, J2
2 Test points Digi-Key 5000K-ND

SMA connectors, edge mount, 6 tab contacts

EFJohnson 142-0701-851

L1 U1 None
1 4.7µH inductor Coilcraft 1008CT-040XJBC
1 MAX3785UBL
1 MAX3785 data sheet

Quick Start
1 Connect a +1.8V power supply to J1 VCC . Connect the power supply ground to J2.
2 Connect DC-blocking capacitors or bias T networks to IN+ and IN- inputs. Then connect a differential signal from 400mVP-P to 1600mVP-P to the inputs using cables. If not using DC-blocking capacitors, then the high level for each input signal must be VCC.

Warning The SMA connectors are directly connected to the chip’s inputs and outputs. To avoid damage to laboratory equipment or device, always use DC-blocking capacitors or bias T networks.
3 Connect DC-blocking capacitors or bias T networks to OUT+ and OUT- outputs. Then connect signals from the DC-blocking capacitors to an oscilloscope with input terminations.
4 At the signal source, start with a short, simple pattern such as a 27 - 1 PRBS. The data rate can be 1Gbps to 6.4Gbps.
5 Evaluation After the EV kit has been initially checked out, evaluation can begin with a FR4 PC board. Start with a board length of 20in and progress to longer lengths. For data rates of 3.2Gbps and slower, the part equalizes board lengths up to 40in. For data rates of 6.4Gbps and slower, the part equalizes board lengths up to 30in. When connecting the equalizer with the board, keep the cables from the board to the equalizer as short as possible.

Maxim Integrated Products 1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at

Evaluates MAX3785

MAX3785 Evaluation Kit
4.7µH

C1 33µH
0.1µH 0.1µH

OUT-

MAX3785

OUT+

J5 OUT-

J6 OUT+

J7 CALIN

J8 CALOUT

Figure MAX3785 EV Kit Schematic 2

Evaluates MAX3785

MAX3785 Evaluation Kit

Figure MAX3785 EV Kit Component Placement Guide 3

Evaluates MAX3785

MAX3785 Evaluation Kit

Figure MAX3785 EV Kit PC Board Side 4

Evaluates MAX3785

MAX3785 Evaluation Kit

Figure MAX3785 EV Kit PC Board Plane 5

Evaluates MAX3785

MAX3785 Evaluation Kit

Figure MAX3785 EV Kit PC Board Plane 6

MAX3785 Evaluation Kit

Evaluates MAX3785

Figure MAX3785 EV Kit PC Board Side

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 7
2002 Maxim Integrated Products

Printed USA
is a registered trademark of Maxim Integrated Products.

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived MAX3785EVKIT Datasheet file may be downloaded here without warranties.

Datasheet ID: MAX3785EVKIT 647326