Datasheet LTC2258-12, LTC2257-12, LTC2256-12 (Analog Devices) - 10
| Производитель | Analog Devices |
| Описание | 12-Bit, 65Msps Ultralow Power 1.8V ADCs |
| Страниц / Страница | 34 / 10 — Typical perForMance characTerisTics. LTC2258-12: Integral. LTC2258-12: … |
| Формат / Размер файла | PDF / 1.0 Мб |
| Язык документа | английский |
Typical perForMance characTerisTics. LTC2258-12: Integral. LTC2258-12: Differential. LTC2258-12: 8k Point FFT,
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LTC2258-12 LTC2257-12/LTC2256-12
Typical perForMance characTerisTics LTC2258-12: Integral LTC2258-12: Differential LTC2258-12: 8k Point FFT, Nonlinearity (INL) Nonlinearity (DNL) fIN = 5MHz, –1dBFS, 65Msps
1.0 1.0 0 0.8 0.8 –10 –20 0.6 0.6 –30 0.4 0.4 –40 0.2 0.2 –50 0 0 –60 –0.2 –0.2 –70 INL ERROR (LSB) DNL ERROR (LSB) AMPLITUDE (dBFS) –80 –0.4 –0.4 –90 –0.6 –0.6 –100 –0.8 –0.8 –110 –1.0 –1.0 –120 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 10 20 30 OUTPUT CODE OUTPUT CODE FREQUENCY (MHz) 225812 G01 225812 G02 225812 G03
LTC2258-12: 8k Point FFT, LTC2258-12: 8k Point FFT, LTC2258-12: 8k Point FFT, fIN = 30MHz, –1dBFS, 65Msps fIN = 70MHz, –1dBFS, 65Msps fIN = 140MHz, –1dBFS, 65Msps
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 10 20 30 0 10 20 30 0 10 20 30 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 225812 G04 225812 G05 225812 G06
LTC2258-12: 8k Point 2-Tone FFT, LTC2258-12: SNR vs Input fIN = 68MHz, 69MHz, –1dBFS, LTC2258-12: Shorted Input Frequency, –1dB, 2V Range, 65Msps Histogram 65Msps
0 18000 72 –10 16000 –20 71 –30 14000 –40 12000 70 –50 10000 –60 69 COUNT –70 8000 SNR (dBFS) AMPLITUDE (dBFS) –80 6000 68 –90 4000 –100 67 –110 2000 –120 0 66 0 10 20 30 2049 2051 2053 0 50 100 150 200 250 300 350 FREQUENCY (MHz) OUTPUT CODE INPUT FREQUENCY (MHz) 225812 G07 225812 G08 225812 G09 225812fd 10 For more information www.linear.com/LTC2258-12 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configurations Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Revision History Related Parts
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