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Maxim MAX3866 Quick Start Manual

Evaluation kit

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19-1451; Rev 0; 3/99

General Description

The MAX3866 evaluation kit (EV kit) is a fully assem-
bled, chip-on-board (COB) electrical demonstration kit.
It provides easy evaluation of the MAX3866 2.5Gbps,
+3.3V combined transimpedance/limiting amplifier.
DESIGNATION
QTY
C1, C2, C3,
100nF, 25V min, 10% ceramic capaci-
7
C5–C8
tors (0603)
C9, J2, J3, L2,
R4, R10, R11,
0
Leave site open
R12, TP2, TP3
1µH inductor
L1
1
Coilcraft 1008CS-102 XKBB, 10%
R1
1
500Ω potentiometer
R2
1
150Ω, 1% resistor (0402)
R3, R7
2
1kΩ, 1% resistors (0402)
R5, R8
2
49.9Ω, 1% resistors (0402)
R6
1
1kΩ potentiometer
R9
1
1MΩ potentiometer
CR1
1
LED
INPUT (J1),
SMA connectors (edge mount)
OUT+ (J4),
3
E.F. Johnson 142-0701-801 or
OUT- (J5)
Digi-Key J502-ND
Test point
LOP
1
Mouser 151-203
VCCS, VCCD,
2-pin headers (0.1" centers)
3
GND
Digi-Key S1012-36-ND
Shunt (installed)
VCCS
1
Digi-Key S9000-ND
U1
1
MAX3866E/D
None
2
MAX3866 circuit boards, Rev. B
None
1
MAX3866 data sheet
None
1
MAX3866 EV kit data sheet
None
3
0.5" spacers
None
6
Screws for the spacers
________________________________________________________________ Maxim Integrated Products
For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800.
For small orders, phone 1-800-835-8769.
Component List
DESCRIPTION
MAX3866 Evaluation Kit
Easy +3.3V or +5.0V Electrical Evaluation of
MAX3866
Evaluation of Adjustable Loss-of-Power (LOP)
Fully Assembled and Tested
EV Kit Designed for 50Ω I/O Interface
PART
MAX3866EVKIT
Component Suppliers
SUPPLIER
AVX
Central Semiconductor
Murata
Zetex
Note: Please indicate that you are using the MAX3866 when
ordering from these suppliers.
Electrical Quick Start
1) Attach matched 50Ω SMA cables from a 50Ω oscillo-
scope to OUT+ and OUT-. Set the oscilloscope to
20mV/div and 200ps/div. A single-ended evaluation
is acceptable; however, the cable not terminated
into the scope should be terminated with a 50Ω load
at the end of the cable.
2) Ensure that there is a shunt across the VCCS pins.
(Remove shunt for 5.0V operation.)
3) Attach ground to either side of the GND 2-pin
header and +3.3V (or +5.0V) to either side of the
VCCD 2-pin header.
4) Connect a 50Ω cable between the output of a 50Ω
source and the input of the EV kit. Set the source to
produce a 2.0Vp-p, 2.5Gbps 1-0 pattern.
5) Adjust R9 and R6 to produce a DC current of 1mA
(1mA = 2.0Vp-p / 1kΩ / 2) through R7. This can be
verified by checking for a 1V drop across R7.
6) Verify that the input pattern is present at the output.
Features

Ordering Information

TEMP. RANGE
-40°C to +85°C
PHONE
FAX
803-946-0690
803-626-3123
516-435-1110
516-435-1824
814-237-1431
814-238-0490
516-543-7100
516-864-7630
1

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Summary of Contents for Maxim MAX3866

  • Page 1: General Description

    19-1451; Rev 0; 3/99 MAX3866 Evaluation Kit General Description Features The MAX3866 evaluation kit (EV kit) is a fully assem- Easy +3.3V or +5.0V Electrical Evaluation of bled, chip-on-board (COB) electrical demonstration kit. MAX3866 It provides easy evaluation of the MAX3866 2.5Gbps, Evaluation of Adjustable Loss-of-Power (LOP) +3.3V combined transimpedance/limiting amplifier.
  • Page 2 Signal Outputs (AC-coupled). Note that the EV kit outputs are designed J4, J5 OUTP, OUTM for 50Ω termination. Sets the LOP Threshold. For normal operation, Maxim recommends R8 + R1 = 510Ω. However, if other values are desired, please refer to the — Typical Operating Characteristics section (Assert/Deassert vs. R ) of the MAX3866 data sheet.
  • Page 3 MAX3866 Evaluation Kit Figure 1. MAX3866 EV Kit Schematic _______________________________________________________________________________________...
  • Page 4 MAX3866 Evaluation Kit 1.0" Figure 2. MAX3866 EV Kit Component Placement Guide— Component Side _______________________________________________________________________________________...
  • Page 5 MAX3866 Evaluation Kit 1.0" 1.0" Figure 4. MAX3866 EV Kit—Ground Plane Figure 3. MAX3866 EV Kit PC Board Layout—Component Side _______________________________________________________________________________________...
  • Page 6 MAX3866 Evaluation Kit 1.0" 1.0" Figure 5. MAX3866 EV Kit—Power Plane Figure 6. MAX3866 EV Kit PC Board Layout—Solder Side _______________________________________________________________________________________...
  • Page 7 MAX3866 Evaluation Kit HF23Z 1.0" Figure 7. MAX3866 EV Kit—Bond Diagram _______________________________________________________________________________________...
  • Page 8 NOTES Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product.