Datasheet LTC2353-16 (Analog Devices) - 10
| 制造商 | Analog Devices |
| 描述 | Buffered Dual, 16-Bit, 550ksps/Channel Differential ±10.24V ADC with 30VP-P Common Mode Range |
| 页数 / 页 | 38 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VCC = +15V, VEE = –15V, … |
| 文件格式/大小 | PDF / 2.1 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V,
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LTC2353-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 550ksps, unless otherwise noted. 32k Point Arbitrary Two-Tone FFT 32k Point FFT fSMPL = 550ksps, 32k Point FFT fSMPL = 550ksps, f f SMPL = 550ksps, IN+ = –7dBFS 2kHz IN = 2kHz fIN = 2kHz Sine, IN– = –7dBFS 3.1kHz Sine
0 0 0 ±10.24V RANGE ±10.24V RANGE ±10.24V RANGE –20 TRUE BIPOLAR DRIVE (IN– = 0V) –20 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) –20 ARBITRARY DRIVE –40 SNR = 94.2dB –40 SNR = 94.3dB –40 SFDR = 119dB THD = –112dB THD = –113dB SNR = 94.3dB –60 SINAD = 94.1dB –60 SINAD = 94.2dB –60 SFDR = 114dB SFDR = 116dB –80 –80 –80 –100 –100 –100 6.2kHz –120 AMPLITUDE (dBFS) –120 AMPLITUDE (dBFS) –120 AMPLITUDE (dBFS) –140 –140 –140 –160 –160 –160 –180 –180 –180 0 55 110 165 220 275 0 55 110 165 220 275 0 55 110 165 220 275 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 235316 G10 235316 G11 235316 G12
32k Point FFT fSMPL = 550ksps, SNR, SINAD vs VREFBUF, THD, Harmonics vs VREFBUF, fIN = 2kHz fIN = 2kHz fIN = 2kHz
0 96 –100 ±5.12V RANGE ±2.5 • VREFBUF RANGE ±2.5 • VREFBUF RANGE –20 TRUE BIPOLAR DRIVE (IN– = 0V) TRUE BIPOLAR DRIVE (IN– = 0V) TRUE BIPOLAR DRIVE (IN– = 0V) –105 –40 SNR = 91.5dB 95 THD = –114dB SNR –60 SINAD = 91.5dB –110 THD SFDR = 118dB 94 –80 SINAD –115 –100 2ND 93 –120 AMPLITUDE (dBFS) SNR, SINAD (dBFS) –120 THD, HARMONICS (dBFS) 3RD –140 92 –125 –160 –180 91 –130 0 55 110 165 220 275 2.5 3 3.5 4 4.5 5 2.5 3 3.5 4 4.5 5 FREQUENCY (kHz) REFBUF VOLTAGE (V) REFBUF VOLTAGE (V) 235316 G13 235316 G14 235316 G15
SNR, SINAD THD vs Input Frequency THD, Harmonics vs Input vs Input Frequency and Source Resistance Common Mode, fIN = 2kHz
100 –60 0 ±10.24V RANGE ±10.24V RANGE 95 TRUE BIPOLAR DRIVE (IN– = 0V) 2V –70 –20 P-P FULLY DIFFERENTIAL DRIVE 90 SNR –40 –80 85 SINAD 10kΩ –60 COMMON MODE LIMITS –90 SOURCE –11V ≤ VCM ≤ 11V 80 –80 –100 75 THD (dBFS) –100 SNR, SINAD (dBFS) 70 –110 THD THD, HARMONICS (dBFS) –120 50Ω SOURCE 3RD 65 ±10.24V RANGE –120 1kΩ –140 TRUE BIPOLAR DRIVE (IN– = 0V) SOURCE 2ND 60 –130 –160 10 100 1k 10k 100k 10 100 1k 10k 100k –15 –10 –5 0 5 10 15 FREQUENCY (Hz) FREQUENCY (Hz) INPUT COMMON MODE (V) 235316 G16 235316 G17 235316 G18 235316f 10 For more information www.linear.com/LTC2353-16 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS CONVERTER CHARACTERISTICS DYNAMIC ACCURACY INTERNAL REFERENCE CHARACTERISTICS REFERENCE BUFFER CHARACTERISTICS DIGITAL INPUTS AND DIGITAL OUTPUTS POWER REQUIREMENTS ADC TIMING CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS CONFIGURATION TABLES FUNCTIONAL BLOCK DIAGRAM TIMING DIAGRAM APPLICATIONS INFORMATION BOARD LAYOUT PACKAGE DESCRIPTION TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = +15V, VEE = –15V, VDD = 5V, OVDD = 2.5V, Internal Reference and Buffer (VREFBUF = 4.096V), fSMPL = 550ksps, unless otherwise noted. 32k Point Arbitrary Two-Tone FFT 32k Point FFT fSMPL = 550ksps, 32k Point FFT fSMPL = 550ksps, f f SMPL = 550ksps, IN+ = –7dBFS 2kHz IN = 2kHz fIN = 2kHz Sine, IN– = –7dBFS 3.1kHz Sine
0 0 0 ±10.24V RANGE ±10.24V RANGE ±10.24V RANGE –20 TRUE BIPOLAR DRIVE (IN– = 0V) –20 FULLY DIFFERENTIAL DRIVE (IN– = –IN+) –20 ARBITRARY DRIVE –40 SNR = 94.2dB –40 SNR = 94.3dB –40 SFDR = 119dB THD = –112dB THD = –113dB SNR = 94.3dB –60 SINAD = 94.1dB –60 SINAD = 94.2dB –60 SFDR = 114dB SFDR = 116dB –80 –80 –80 –100 –100 –100 6.2kHz –120 AMPLITUDE (dBFS) –120 AMPLITUDE (dBFS) –120 AMPLITUDE (dBFS) –140 –140 –140 –160 –160 –160 –180 –180 –180 0 55 110 165 220 275 0 55 110 165 220 275 0 55 110 165 220 275 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 235316 G10 235316 G11 235316 G12
32k Point FFT fSMPL = 550ksps, SNR, SINAD vs VREFBUF, THD, Harmonics vs VREFBUF, fIN = 2kHz fIN = 2kHz fIN = 2kHz
0 96 –100 ±5.12V RANGE ±2.5 • VREFBUF RANGE ±2.5 • VREFBUF RANGE –20 TRUE BIPOLAR DRIVE (IN– = 0V) TRUE BIPOLAR DRIVE (IN– = 0V) TRUE BIPOLAR DRIVE (IN– = 0V) –105 –40 SNR = 91.5dB 95 THD = –114dB SNR –60 SINAD = 91.5dB –110 THD SFDR = 118dB 94 –80 SINAD –115 –100 2ND 93 –120 AMPLITUDE (dBFS) SNR, SINAD (dBFS) –120 THD, HARMONICS (dBFS) 3RD –140 92 –125 –160 –180 91 –130 0 55 110 165 220 275 2.5 3 3.5 4 4.5 5 2.5 3 3.5 4 4.5 5 FREQUENCY (kHz) REFBUF VOLTAGE (V) REFBUF VOLTAGE (V) 235316 G13 235316 G14 235316 G15
SNR, SINAD THD vs Input Frequency THD, Harmonics vs Input vs Input Frequency and Source Resistance Common Mode, fIN = 2kHz
100 –60 0 ±10.24V RANGE ±10.24V RANGE 95 TRUE BIPOLAR DRIVE (IN– = 0V) 2V –70 –20 P-P FULLY DIFFERENTIAL DRIVE 90 SNR –40 –80 85 SINAD 10kΩ –60 COMMON MODE LIMITS –90 SOURCE –11V ≤ VCM ≤ 11V 80 –80 –100 75 THD (dBFS) –100 SNR, SINAD (dBFS) 70 –110 THD THD, HARMONICS (dBFS) –120 50Ω SOURCE 3RD 65 ±10.24V RANGE –120 1kΩ –140 TRUE BIPOLAR DRIVE (IN– = 0V) SOURCE 2ND 60 –130 –160 10 100 1k 10k 100k 10 100 1k 10k 100k –15 –10 –5 0 5 10 15 FREQUENCY (Hz) FREQUENCY (Hz) INPUT COMMON MODE (V) 235316 G16 235316 G17 235316 G18 235316f 10 For more information www.linear.com/LTC2353-16 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS CONVERTER CHARACTERISTICS DYNAMIC ACCURACY INTERNAL REFERENCE CHARACTERISTICS REFERENCE BUFFER CHARACTERISTICS DIGITAL INPUTS AND DIGITAL OUTPUTS POWER REQUIREMENTS ADC TIMING CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS CONFIGURATION TABLES FUNCTIONAL BLOCK DIAGRAM TIMING DIAGRAM APPLICATIONS INFORMATION BOARD LAYOUT PACKAGE DESCRIPTION TYPICAL APPLICATION RELATED PARTS