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Linear Technology DC1525A Demo Manual

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LTC2174-14/-12, LTC2173-14/-12, LTC2172-14/-12,
12-Bit/14-Bit, 25Msps to 125Msps Quad ADCs
DESCRIPTION
Demonstration circuit 1525A supports a family of
14-Bit/12-Bit 25Msps to 125Msps ADCs. Each assem-
bly features one of the following devices: LTC
LTC2175-12, LTC2174-14, LTC2174-12, LTC2173-14,
LTC2173-12, LTC2172-14, LTC2172-12, LTC2171-14,
LTC2171-12, LTC2170-14, LTC2170-12 high speed,
quad ADCs.
The versions of the 1525A demo board are listed in Table 1.
Depending on the required resolution and sample rate,
Table 1. DC1525A Variants
DC1525A VARIANTS
1525A-A
1525A-B
1525A-C
1525A-D
1525A-E
1525A-F
1525A-G
1525A-H
1525A-I
1525A-J
1525A-K
1525A-L
LTC2171-14/-12, LTC2170-14/-12
®
2175-14,
ADC PART NUMBER
LTC2175-14
LTC2174-14
LTC2173-14
LTC2172-14
LTC2171-14
LTC2170-14
LTC2175-12
LTC2174-12
LTC2173-12
LTC2172-12
LTC2171-12
LTC2170-12
DEMO MANUAL DC1525A
the DC1525A is supplied with the appropriate ADC. The
circuitry on the analog inputs is optimized for analog input
frequencies from 5MHz to 140MHz. Refer to the data sheet
for proper input networks for different input frequencies.
Design files for this circuit board are available at
http://www.linear.com/demo
L, LT, LTC, LTM, μModule, Linear Technology and the Linear logo are registered trademarks
and QuikEval and PScope are trademarks of Linear Technology Corporation. All other
trademarks are the property of their respective owners.
RESOLUTION
MAXIMUM SAMPLE RATE
14-Bit
14-Bit
14-Bit
14-Bit
14-Bit
14-Bit
12-Bit
12-Bit
12-Bit
12-Bit
12-Bit
12-Bit
LTC2175-14/-12,
INPUT FREQUENCY
125Msps
5MHz to 140MHz
105Msps
5MHz to 140MHz
80Msps
5MHz to 140MHz
65Msps
5MHz to 140MHz
40Msps
5MHz to 140MHz
25Msps
5MHz to 140MHz
125Msps
5MHz to 140MHz
105Msps
5MHz to 140MHz
80Msps
5MHz to 140MHz
65Msps
5MHz to 140MHz
40Msps
5MHz to 140MHz
25Msps
5MHz to 140MHz
dc1525af
1

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Summary of Contents for Linear Technology DC1525A

  • Page 1 ADCs. L, LT, LTC, LTM, μModule, Linear Technology and the Linear logo are registered trademarks The versions of the 1525A demo board are listed in Table 1. and QuikEval and PScope are trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners.
  • Page 2: Performance Summary

    DC1525A Demonstration Circuit Board Jumpers Demonstration Circuit The DC1525A demonstration circuit board should have The DC1371 is used to acquire data from the DC1525A, the following jumper settings as default positions: (as the DC1371 must FIRST be connected to a powered USB per Figure 1).
  • Page 3 50Ω outside the passband. In some cases, 3dB to 10dB the DC1525A demonstration circuit board marked J11 pads may be required to obtain low distortion. CLK+. As a default the DC1525A is populated to have a If your generator cannot deliver full-scale signals without single-ended input.
  • Page 4 In the case of the features to be tested. DC1525A a bandpass filter used for the clock should be used prior to the DC1075A. Data sheet FFT plots are taken These options are available by first clicking on the Set with 10 pole LC filters made by TTE (Los Angeles, CA) to Demo Bd Options icon on the PScope toolbar (Figure 3).
  • Page 5 DEMO MANUAL DC1525A QUICK START PROCEDURE This menu allows any of the options available for the Channel 4 Nap: Selects between normal operation and LTC2175 family to be programmed serially. The LTC2175 putting channel 4 in nap mode. family has the following options: •...
  • Page 6 DEMO MANUAL DC1525A PARTS LIST ITEM REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER Required Circuit Components C1, C17 CAP ., X5R, 2.2μF , 10V, 10% 0603 NIC, NMC0603X5R225K10TRPF C2, C3, C5, C7-C9, C15, C16, C18, C28, C29, CAP ., X5R, 0.1μF , 10V, 10% 0402...
  • Page 7: Parts List

    DEMO MANUAL DC1525A PARTS LIST ITEM REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER I.C., LT1763CS8-1.8, SO8 LINEAR, LT1763CS8-1.8#TRPBF I.C., 24LC32A, TSSOP-8 MICROCHIP , 24LC32A I /ST DC1525A GENERAL BOM I.C., LTC2175-14, 7mm × 8mm QFN U1 (DC1525A-A) LINEAR., LTC2175IUKG-14#PBF FAB, PRINTED CIRCUIT BOARD...
  • Page 8: Schematic Diagram

    DEMO MANUAL DC1525A SCHEMATIC DIAGRAM dc1525af...
  • Page 9 Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
  • Page 10 Linear Technology Corporation (LTC) provides the enclosed product(s) under the following AS IS conditions: This demonstration board (DEMO BOARD) kit being sold or provided by Linear Technology is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not provided by LTC for commercial use. As such, the DEMO BOARD herein may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including but not limited to product safety measures typically found in finished commercial goods.
  • Page 11 X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for category: Data Conversion IC Development Tools Click to view products by manufacturer: Analog Devices Other Similar products are found below : EV-AD5443/46/53SDZ EVAL-AD5063EBZ EVAL-AD5064EBZ EVAL-AD5361EBZ EVAL-AD5363EBZ EVAL-AD5373EBZ EVAL- AD5422LFEBZ EVAL-AD5629RSDZ EVAL-AD5755-1SDZ EVAL-AD5821AEBZ EVAL-AD7175-8SDZ EVAL-AD7262EDZ EVAL- AD7265EDZ EVAL-AD7366SDZ EVAL-AD7634EDZ EVAL-AD7641EDZ EVAL-AD7655EDZ EVAL-AD7674EDZ EVAL-AD7705EBZ EVAL-AD7718EBZ EVAL-AD7719EBZ EVAL-AD7730LEBZ EVAL-AD774142EBZ EVAL-AD7767-1EDZ EVAL-AD7873EBZ...