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Description
DC1884 supports the
LTM
family.
The versions of the 1884A demo board are listed in Table 1.
Depending on the required resolution and sample rate,
the DC1884 is supplied with the appropriate ADC. The
circuitry on the analog inputs is optimized for analog input
Table 1. DC1884 Variants
DC1884 VARIANTS
1884A-A
1884A-B
1884A-C
1884A-D
1884A-E
1884A-F
performance summary
PARAMETER
Supply Voltage – DC1884A
Analog Input Range
Logic Input Voltages
Logic Output Voltages (Differential)
Sampling Frequency (Convert Clock Frequency) See Table 1
Encode Clock Level
Encode Clock Level
Resolution
Input Frequency Range
SFDR
SNR
LTM9009-14, LTM9008-14, LTM9007-14,
9011
high speed, octal ADC
®
ADC PART NUMBER
RESOLUTION
LTM9011-14
LTM9010-14
LTM9009-14
LTM9008-14
LTM9007-14
LTM9006-14
(T
= 25°C)
A
CONDITION
Depending on Sampling Rate and the A/D Converter
Provided, This Supply Must Provide Up to 700mA
Depending on SENSE Pin Voltage
Minimum Logic High
Maximum Logic Low
Nominal Logic Levels (100Ω Load, 3.5mA Mode)
Minimum Logic Levels (100Ω Load, 3.5mA Mode)
Single-Ended Encode Mode (ENC
Differential Encode Mode (ENC
See Table 1
See Table 1
See Applicable Data Sheet
See Applicable Data Sheet
DEMO MANUAL DC1884A
LTM9011-14, LTM9010-14,
LTM9006-14: 14-Bit, 125/105/80/
65/40/25Msps Octal ADC Family
frequencies from 1MHz to 70MHz. 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/DC1884A
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. All other trademarks are the property of their respective owners.
MAXIMUM SAMPLE RATE
14-Bit
125Msps
14-Bit
105Msps
14-Bit
80Msps
14-Bit
65Msps
14-Bit
40Msps
14-Bit
25Msps
–
Tied to GND)
–
Not Tied to GND)
INPUT FREQUENCY
1MHz to 70MHz
1MHz to 70MHz
1MHz to 70MHz
1MHz to 70MHz
1MHz to 70MHz
1MHz to 70MHz
VALUE
Optimized for 3.5V
[3.3V to 6V Minimum/Maximum]
1V
to 2V
P-P
P-P
1.3V
0.6V
350mV/1.25V Common Mode
247mV/1.25V Common Mode
0V to 3.6V
0.2V to 3.6V
dc1884afa
1
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Related Manuals for Linear Technology LTM9011
Summary of Contents for Linear Technology LTM9011
- Page 1 DC1884 is supplied with the appropriate ADC. The L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. circuitry on the analog inputs is optimized for analog input Table 1.
- Page 2 DEMO MANUAL DC1884A Quick start proceDure DC1884 is easy to set up to evaluate the performance of the LTM9011 family of A/D converters. For proper mea- surement equipment setup, refer to Figure 1 and follow the procedure explained in the following sections.
- Page 3 Guide to install the required software and to connect the for different analog input frequencies. For input frequen- DC1371 to the DC1884 and to a PC. cies above 70MHz, refer to the LTM9011 data sheet for a proper input network. DC1884 Board Jumpers...
- Page 4 DC1371. There are several options available bandpass filter used for the clock should be used prior in the LTM9011 family that are only available through to the DC1075A. Data sheet FFT plots are taken with 10 serially programming. PScope allows all of these features pole LC filters made by TTE (Los Angeles, CA) to suppress to be tested.
- Page 5 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 6 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 manµFacturing-related protective considerations, including but not limited to product safety...
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