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LM97937RMET bảng dữ liệu(PDF) 1 Page - Texas Instruments

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Giải thích chi tiết về linh kiện  Dual 370 MSPS Receiver and Feedback IC With SNRBoost, Bit-Burst, and JESD204B Outputs
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Trang chủ  http://www.ti.com
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LM97937RMET bảng dữ liệu(HTML) 1 Page - Texas Instruments

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150.0
Frequency [MHz]
C063
Input = 150 MHz, -3dBFS
SNRBoost Mode
SNR = 71.4 dBFS (100MHz)
SFDR = 88.2 dBFS
LM97937
www.ti.com
SNVS990A – DECEMBER 2013 – REVISED JANUARY 2014
LM97937 Dual 370 MSPS Receiver and Feedback IC With SNRBoost, Bit-Burst, and
JESD204B Outputs
Check for Samples: LM97937
1
FEATURES
DESCRIPTION
Conversion Rate: 370 MSPS
The LM97937 device is a dual-channel 370 MSPS
1.7 VP-P Input Full Scale Range
analog-to-digital converter (ADC) with JESD204B
SNRBoost Noise Shaping with 100 MHz
interface
operating
up
to
7.4
Gb/s.
SNRBoost
Bandpass Bandwidth
technology with bandpass spectral shaping improves
the noise density at the intermediate frequency and
Noise Spectral Density: –152.0 dBFS/Hz
Bit-Burst technology provides temporary and periodic
Programmable Passband Center Frequency
resolution enhancement. The integrated input buffer
Bit-Burst Resolution Switching
reduces charge kick-back noise and eases the
system level design of the driving amplifier, anti-
Resolutions: 9-bit (Low-Res), 14-bit (Hi-Res)
aliasing filter and impedance matching. An input
Hi-Res Noise Density: –152.7 dBFS/Hz
sampling clock divider provides integer divide ratios
Programmable Burst Configurations
with configurable phase selection to simplify system
clocking. The device comes in a 56-pin, 8-mm × 8-
Performance
mm QFN package.
Input: 150 MHz, –3 dBFS
SNR (SNRBoost): 71.6 dBFS
SNR (Bit-Burst): 69.6 dBFS
SFDR: 88 dBFS
non-HD2/HD3 SPUR: –90 dBFS
Power Dissipation: 876 mW/channel
Buffered Analog Inputs
On-chip Precision Reference Without External
Bypassing
Input Sampling Clock Divider with Phase
Synchronization (Divide-by- 1, 2, 4 or 8)
JESD204B Subclass 1 Serial Data Interface
Lane Rates up to 7.4 Gb/s
Configurable as 1- or 2-lanes/channel
Fast Over-range Signals
4-wire, 1.2 V, 1.8 V, 2.5V or 3.3V Compatible
SPI
56-pin QFN Package, (8 x 8 mm, 0.5mm pin-
pitch)
Figure 1. 1-Tone Spectrum, SNRBoost Mode, 150
MHz
APPLICATIONS
High IF Sampling Receivers
Multi-Carrier Base Station Receivers
GSM/EDGE, CDMA2000, UMTS, LTE, and
WiMax
Diversity, Multi-Mode and Multiband Receivers
Digital Pre-Distortion
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2013–2014, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


Số phần tương tự - LM97937RMET

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