Datasheet LTC2325-12 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | Quad, 12-Bit + Sign, 5Msps/Ch Simultaneous Sampling ADC |
| Páginas / Página | 30 / 9 — Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| Formato / tamaño de archivo | PDF / 1.4 Mb |
| Idioma del documento | Inglés |
Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT1,2,3,4
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LTC2325-12
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT1,2,3,4 = 4.096V, fSMPL = 5Msps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
1.0 1.0 200000 σ = 0.3 160000 0.5 0.5 120000 0 0 COUNTS 80000 INL ERROR (LSB) DNL ERROR (LSB) –0.5 –0.5 40000 –1.0 –1.0 0 –4096 –2048 0 2048 4096 –4096 –2048 0 2048 4096 –3 –2 –1 0 1 2 3 OUTPUT CODE OUTPUT CODE CODE 232512 G01 232512 G02 232512 G03
32k Point FFT, fSMPL = 5Msps, SNR, SINAD vs Input Frequency THD, Harmonics vs Input fIN = 2.2MHz (1kHz to 2.2MHz) Frequency (1kHz to 2.2MHz)
0 78.0 –80 SNR = 77.1dB THD = –85.7dB 77.7 –84 –20 SINAD = 76.2dB THD 77.4 –88 SFDR = 90.3dB SNR –40 77.1 –92 –60 76.8 SINAD –96 HD3 76.5 –100 –80 76.2 –104 HD2 AMPLITUDE (dBFS) –100 75.9 –108 SNR, SINAD LEVEL (dBFS) 75.6 –112 –120 THD, HARMONICS LEVEL (dBFS) 75.3 –116 –140 75.0 –120 0 0.5 1 1.5 2 2.5 0 0.5 1 1.5 2 2.5 0 0.5 1 1.5 2 2.5 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 232512 G04 232512 G05 232512 G06
THD, Harmonics vs Input Common SNR, SINAD vs Reference Voltage, 32k Point FFT, IMD, fSMPL = 5Msps, Mode f + – IN = 2.2MHz AIN = 1.2MHz, AIN = 2.2MHz
–80 78 0 f = 2.2MHz f = 2.2MHz THD = 85dB –83 SNR 77 VCM = 1MHz, 4VP-P –20 –86 THD 76 SINAD –89 –40 –92 75 HD3 –60 –95 74 –98 –80 73 –101 AMPLITUDE (dBFS) –100 HD2 72 –104 SNR, SINAD LEVEL (dBFS) THD, HARMONICS LEVEL (dBFS) –120 –107 71 –110 70 –140 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0 0.5 1 1.5 2 2.5 INPUT COMMON MODE (V) VREFOUT(V) FREQUENCY (MHz) 232512 G07 232512 G08 232512 G09 232512f For more information www.linear.com/LTC2325-12 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFOUT1,2,3,4 = 4.096V, fSMPL = 5Msps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
1.0 1.0 200000 σ = 0.3 160000 0.5 0.5 120000 0 0 COUNTS 80000 INL ERROR (LSB) DNL ERROR (LSB) –0.5 –0.5 40000 –1.0 –1.0 0 –4096 –2048 0 2048 4096 –4096 –2048 0 2048 4096 –3 –2 –1 0 1 2 3 OUTPUT CODE OUTPUT CODE CODE 232512 G01 232512 G02 232512 G03
32k Point FFT, fSMPL = 5Msps, SNR, SINAD vs Input Frequency THD, Harmonics vs Input fIN = 2.2MHz (1kHz to 2.2MHz) Frequency (1kHz to 2.2MHz)
0 78.0 –80 SNR = 77.1dB THD = –85.7dB 77.7 –84 –20 SINAD = 76.2dB THD 77.4 –88 SFDR = 90.3dB SNR –40 77.1 –92 –60 76.8 SINAD –96 HD3 76.5 –100 –80 76.2 –104 HD2 AMPLITUDE (dBFS) –100 75.9 –108 SNR, SINAD LEVEL (dBFS) 75.6 –112 –120 THD, HARMONICS LEVEL (dBFS) 75.3 –116 –140 75.0 –120 0 0.5 1 1.5 2 2.5 0 0.5 1 1.5 2 2.5 0 0.5 1 1.5 2 2.5 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 232512 G04 232512 G05 232512 G06
THD, Harmonics vs Input Common SNR, SINAD vs Reference Voltage, 32k Point FFT, IMD, fSMPL = 5Msps, Mode f + – IN = 2.2MHz AIN = 1.2MHz, AIN = 2.2MHz
–80 78 0 f = 2.2MHz f = 2.2MHz THD = 85dB –83 SNR 77 VCM = 1MHz, 4VP-P –20 –86 THD 76 SINAD –89 –40 –92 75 HD3 –60 –95 74 –98 –80 73 –101 AMPLITUDE (dBFS) –100 HD2 72 –104 SNR, SINAD LEVEL (dBFS) THD, HARMONICS LEVEL (dBFS) –120 –107 71 –110 70 –140 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0 0.5 1 1.5 2 2.5 INPUT COMMON MODE (V) VREFOUT(V) FREQUENCY (MHz) 232512 G07 232512 G08 232512 G09 232512f For more information www.linear.com/LTC2325-12 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts