amplifiers. The kits include a data interface that can be
programmed through the parallel port of a standard PC.
this function. This software allows programming of all
available features through a simple user interface.
through 50鈩?SMA connectors. The input is terminated
with 50鈩? The output circuit includes a 75鈩?to 50鈩?/div>
minimum-loss pad for use with 50鈩?equipment.
o
Single-Supply Operation
o
Output Level Range Up to 64dBmV (MAX3505)
o
Gain Programmable in 0.5dB Steps
o
Transmit-Disable Mode
o
Shutdown Mode
o
Control Software Available for Download
o
Fully Assembled and Tested Surface-Mount
Board
Features
Evaluate: MAX3503/MAX3505
Ordering Information
PART
MAX3503EVKIT
MAX3505EVKIT
TEMP RANGE
-40擄C to +85擄C
-40擄C to +85擄C
IC PACKAGE
20 QFN
20 QFN
Windows 95/98 is a registered trademark of Microsoft Corp.
Component List
DESIGNATION QTY
B1鈥揃5
C1
C2鈥揅5, C9, C15
5
1
6
DESCRIPTION
0鈩?resistors (0805)
10碌F
鹵10%,
16V min tantalum capacitor
AVX TAJC106K016
0.1碌F
鹵10%
ceramic capacitors (0603)
Murata GRM188R71C104K
1000pF
鹵10%
ceramic capacitors
(0603)
Murata GRM188R71H102K
Open
100pF
鹵10%
ceramic capacitors (0603)
Murata GRM1885C1H101K
SMA connector, PC mount
EFJohnson 142-0701-201 or
Digi-Key J500-ND
DB25 connector, right angle, female
Digi-Key A2102-ND AMP 745783-4
SMA connector, edge mount
EFJohnson 142-0701-801 or
Digi-Key J502-ND
Note:
Cut center pin to approximately
1/16in length.
3-pin headers, 0.1in centers
Digi-Key S1012-36-ND
Shunts
Digi-Key S9000-ND
DESIGNATION QTY
L1
R1
R2
R3
R4, R5, R6, R14,
R16, R17, R19,
R25, R26, R27,
R29, R30
R7鈥揜13, R15,
R20鈥揜24
R18, R28
T1
T2
U1
U2
VCC, GND, TP1,
IN1, IN2
None
None
None
1
1
1
1
DESCRIPTION
0鈩?resistor (0805)
49.9鈩
鹵1%
resistor (0402)
86.6鈩?/div>
鹵1%
resistor (0805)
43.2鈩?/div>
鹵1%
resistor (0805)
C6, C7
C8
C10鈥揅14,
C16鈥揅21
J1
2
1
11
12
Open
13
2
1
1
1
1
5
1
1
1
100鈩?/div>
鹵5%
resistors (0603)
100k鈩?/div>
鹵5%
resistors (0603)
Transformer, 1 to 1
M/A Com ETC1-1T
Transformer, 1 to 1
Toko 458PT-1457
MAX3503EGP QFN20
MAX3505EGP QFN20
Octal buffer
Texas Instruments SN74LVTH244ADBR
Test points
Digi-Key 5000K-ND
MAX3503/MAX3505 EV kit circuit board,
rev 3
MAX3503 data sheet
MAX3505 data sheet
MAX3503/MAX3505 EV kits data sheet
1
J2
1
J3
1
JU1鈥揓U8
JU1鈥揓U8
8
8
________________________________________________________________
Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim鈥檚 website at www.maxim-ic.com.
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