Datasheet AD6640 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | Multi-Channel, Multi-Mode Receiver Chipset |
| 页数 / 页 | 25 / 9 — AD6640–Typical Performance Characteristics. ENCODE = 65MSPS. AIN = … |
| 修订版 | A |
| 文件格式/大小 | PDF / 1.1 Mb |
| 文件语言 | 英语 |
AD6640–Typical Performance Characteristics. ENCODE = 65MSPS. AIN = 2.2MHz. TEMP = –40 C, +25 C, and +85 C. T = +25 C
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文件文字版本
AD6640–Typical Performance Characteristics 0 ENCODE = 65MSPS ENCODE = 65MSPS AIN = 2.2MHz 81 TEMP = –40 C, +25 C, and +85 C 20 80 40 T = +25 C 60 79 2 3 4 5 6 7 8 9 T = –40 C, +85 C 80 78 100 WORST CASE HARMONIC – dBc 77 POWER RELATIVE TO ADC FULL SCALE – dB 120 dc 6.5 13.0 19.5 26.0 32.5 0 7 14 21 28 35 42 49 56 63 70 FREQUENCY – MHz ANALOG INPUT FREQUENCY – MHz
TPC 1. Single Tone at 2.2 MHz TPC 4. Harmonics vs. AIN
0 ENCODE = 65MSPS ENCODE = 65MSPS 69 AIN = 15.5MHz TEMP = –40 C, +25 C, and +85 C 20 68 40 T = –40 C T = +25 C 60 67 4 8 9 5 3 7 6 2 SNR – dB T = +85 C 80 66 100 65 POWER RELATIVE TO ADC FULL SCALE – dB 120 dc 6.5 13.0 19.5 26.0 32.5 0 7 14 21 28 35 42 49 56 63 70 FREQUENCY – MHz ANALOG INPUT FREQUENCY – MHz
TPC 2. Single Tone at 15.5 MHz TPC 5. Noise vs. AIN
0 90 ENCODE = 65MSPS WORST OTHER SPUR ENCODE = 65MSPS AIN = 31.0MHz 80 20 HARMONICS (SECOND, THIRD) 40 70 SNR 60 60 2 4 6 8 9 7 5 3 80 50 SNR, HARMONICS – dB, dBc 100 40 POWER RELATIVE TO ADC FULL SCALE – dB 120 301 2 4 10 20 40 100 200 300 dc 6.5 13.0 19.5 26.0 32.5 ANALOG INPUT FREQUENCY – MHz FREQUENCY – MHz
TPC 3. Single Tone at 31.0 MHz TPC 6. Harmonics, Noise vs. AIN –8– REV. A Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS DC SPECIFICATIONS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS AC SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ORDERING GUIDE PIN FUNCTION DESCRIPTIONS PIN CONFIGURATION DEFINITION OF SPECIFICATIONS Analog Bandwidth (Small Signal) Aperture Delay Aperture Uncertainty (Jitter) Differential Nonlinearity Encode Pulsewidth/Duty Cycle Integral Nonlinearity Minimum Conversion Rate Maximum Conversion Rate Output Propagation Delay Power Supply Rejection Ratio Signal-to-Noise-and-Distortion (SINAD) Signal-to-Noise Ratio (SNR) Spurious-Free Dynamic Range (SFDR) Two-Tone Intermodulation Distortion Rejection Two-Tone SFDR Worst Harmonic Equivalent Circuits Typical Performance Characteristics THEORY OF OPERATION APPLYING THE AD6640 Encoding the AD6640 Driving the Analog Input Power Supplies Output Loading Layout Information Evaluation Boards DIGITAL WIDEBAND RECEIVERS Introduction System Description System Requirements Noise Floor and SNR Processing Gain Overcoming Static Nonlinearities with Dither Receiver Example IF Sampling Using the AD6640 as a Mix-Down Stage RECEIVE CHAIN FOR A PHASED-ARRAY CELLULAR BASE STATION OUTLINE DIMENSIONS Revision History
TPC 1. Single Tone at 2.2 MHz TPC 4. Harmonics vs. AIN
0 ENCODE = 65MSPS ENCODE = 65MSPS 69 AIN = 15.5MHz TEMP = –40 C, +25 C, and +85 C 20 68 40 T = –40 C T = +25 C 60 67 4 8 9 5 3 7 6 2 SNR – dB T = +85 C 80 66 100 65 POWER RELATIVE TO ADC FULL SCALE – dB 120 dc 6.5 13.0 19.5 26.0 32.5 0 7 14 21 28 35 42 49 56 63 70 FREQUENCY – MHz ANALOG INPUT FREQUENCY – MHz
TPC 2. Single Tone at 15.5 MHz TPC 5. Noise vs. AIN
0 90 ENCODE = 65MSPS WORST OTHER SPUR ENCODE = 65MSPS AIN = 31.0MHz 80 20 HARMONICS (SECOND, THIRD) 40 70 SNR 60 60 2 4 6 8 9 7 5 3 80 50 SNR, HARMONICS – dB, dBc 100 40 POWER RELATIVE TO ADC FULL SCALE – dB 120 301 2 4 10 20 40 100 200 300 dc 6.5 13.0 19.5 26.0 32.5 ANALOG INPUT FREQUENCY – MHz FREQUENCY – MHz
TPC 3. Single Tone at 31.0 MHz TPC 6. Harmonics, Noise vs. AIN –8– REV. A Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS DC SPECIFICATIONS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS AC SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ORDERING GUIDE PIN FUNCTION DESCRIPTIONS PIN CONFIGURATION DEFINITION OF SPECIFICATIONS Analog Bandwidth (Small Signal) Aperture Delay Aperture Uncertainty (Jitter) Differential Nonlinearity Encode Pulsewidth/Duty Cycle Integral Nonlinearity Minimum Conversion Rate Maximum Conversion Rate Output Propagation Delay Power Supply Rejection Ratio Signal-to-Noise-and-Distortion (SINAD) Signal-to-Noise Ratio (SNR) Spurious-Free Dynamic Range (SFDR) Two-Tone Intermodulation Distortion Rejection Two-Tone SFDR Worst Harmonic Equivalent Circuits Typical Performance Characteristics THEORY OF OPERATION APPLYING THE AD6640 Encoding the AD6640 Driving the Analog Input Power Supplies Output Loading Layout Information Evaluation Boards DIGITAL WIDEBAND RECEIVERS Introduction System Description System Requirements Noise Floor and SNR Processing Gain Overcoming Static Nonlinearities with Dither Receiver Example IF Sampling Using the AD6640 as a Mix-Down Stage RECEIVE CHAIN FOR A PHASED-ARRAY CELLULAR BASE STATION OUTLINE DIMENSIONS Revision History