Datasheet AD8372 (Analog Devices) - 3
| Manufacturer | Analog Devices |
| Description | 41 dB Range, 1 dB Step Size, Programmable Dual VGA |
| Pages / Page | 16 / 3 — Data Sheet. AD8372. SPECIFICATIONS. Table 1. Parameter. Conditions. Min. … |
| Revision | C |
| File Format / Size | PDF / 667 Kb |
| Document Language | English |
Data Sheet. AD8372. SPECIFICATIONS. Table 1. Parameter. Conditions. Min. Typ. Max. Unit
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Text Version of Document
Data Sheet AD8372 SPECIFICATIONS
VS = 5 V, T = 25°C, ZS = 150 Ω, ZL = 250 Ω at 35 MHz, 1 V p-p differential output, RXT1 = RXT2 = 2.0 kΩ, unless otherwise noted.
Table 1. Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT < 1 V p-p, CLOAD < 3pF 130 MHz INPUT STAGE Pin IPC1, Pin INC1, Pin IPC2, and Pin INC2 Maximum Input Swing at Each Input Pin 5 V p-p Input Resistance Differential 150 Ω Common-Mode Input Voltage 2.4 V CMRR Gain code = 1x101010 (max gain) 55 dB GAIN Maximum Voltage Gain Gain code = 1x101010 32 dB Minimum Voltage Gain Gain code = 1x000001 −9 dB Gain Step Size From gain code 1x000001 to 1x101010 1.0 dB Gain Step Accuracy From gain code 1x000001 to 1x101010 ±0.3 dB Gain Flatness Gain code = 1x101010, from 5 MHz to 65MHz 0.7 dB Gain Temperature Sensitivity Gain code = 1x101010 7.5 mdB/°C Step Response For 6 dB gain step, 10% settling 20 ns OUTPUT STAGE Pin OPC1, Pin ONC1, Pin OPC2, and Pin ONC2 Output Voltage Swing At P1dB, gain code = 1x101010 9 V p-p Output Resistance Differential 3.5 kΩ Channel Isolation Measured at differential output for differential input 55 dB applied to alternate channel NOISE/HARMONIC PERFORMANCE 5 MHz Gain code = 1x101010 (max gain) Noise Figure 7.8 dB Second Harmonic 79 dBc Third Harmonic 91 dBc Output IP3 32 dBm Output 1 dB Compression Point 18.2 dBm 35 MHz Gain code = 1x101010 (max gain) Noise Figure 7.8 dB Second Harmonic 79 dBc Third Harmonic 87 dBc Output IP3 35 dBm Output 1 dB Compression Point 18.1 dBm 65 MHz Gain code = 1x101010 (max gain) Noise Figure 7.9 dB Second Harmonic 78 dBc Third Harmonic 85 dBc Output IP3 35 dBm Output 1 dB Compression Point 17.9 dBm 85 MHz Gain code = 1x101010 Noise Figure 8.1 dB Second Harmonic 77 dBc Third Harmonic 85 dBc Output IP3 35 dBm Output 1 dB Compression Point 17.7 dBm Rev. C | Page 3 of 16 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS SERIAL CONTROL INTERFACE TIMING ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SINGLE-ENDED AND DIFFERENTIAL SIGNALS PASSIVE FILTER TECHNIQUES DIGITAL GAIN CONTROL DRIVING ANALOG-TO-DIGITAL CONVERTERS EVALUATION BOARD SCHEMATIC OUTLINE DIMENSIONS ORDERING GUIDE
VS = 5 V, T = 25°C, ZS = 150 Ω, ZL = 250 Ω at 35 MHz, 1 V p-p differential output, RXT1 = RXT2 = 2.0 kΩ, unless otherwise noted.
Table 1. Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT < 1 V p-p, CLOAD < 3pF 130 MHz INPUT STAGE Pin IPC1, Pin INC1, Pin IPC2, and Pin INC2 Maximum Input Swing at Each Input Pin 5 V p-p Input Resistance Differential 150 Ω Common-Mode Input Voltage 2.4 V CMRR Gain code = 1x101010 (max gain) 55 dB GAIN Maximum Voltage Gain Gain code = 1x101010 32 dB Minimum Voltage Gain Gain code = 1x000001 −9 dB Gain Step Size From gain code 1x000001 to 1x101010 1.0 dB Gain Step Accuracy From gain code 1x000001 to 1x101010 ±0.3 dB Gain Flatness Gain code = 1x101010, from 5 MHz to 65MHz 0.7 dB Gain Temperature Sensitivity Gain code = 1x101010 7.5 mdB/°C Step Response For 6 dB gain step, 10% settling 20 ns OUTPUT STAGE Pin OPC1, Pin ONC1, Pin OPC2, and Pin ONC2 Output Voltage Swing At P1dB, gain code = 1x101010 9 V p-p Output Resistance Differential 3.5 kΩ Channel Isolation Measured at differential output for differential input 55 dB applied to alternate channel NOISE/HARMONIC PERFORMANCE 5 MHz Gain code = 1x101010 (max gain) Noise Figure 7.8 dB Second Harmonic 79 dBc Third Harmonic 91 dBc Output IP3 32 dBm Output 1 dB Compression Point 18.2 dBm 35 MHz Gain code = 1x101010 (max gain) Noise Figure 7.8 dB Second Harmonic 79 dBc Third Harmonic 87 dBc Output IP3 35 dBm Output 1 dB Compression Point 18.1 dBm 65 MHz Gain code = 1x101010 (max gain) Noise Figure 7.9 dB Second Harmonic 78 dBc Third Harmonic 85 dBc Output IP3 35 dBm Output 1 dB Compression Point 17.9 dBm 85 MHz Gain code = 1x101010 Noise Figure 8.1 dB Second Harmonic 77 dBc Third Harmonic 85 dBc Output IP3 35 dBm Output 1 dB Compression Point 17.7 dBm Rev. C | Page 3 of 16 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS SERIAL CONTROL INTERFACE TIMING ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SINGLE-ENDED AND DIFFERENTIAL SIGNALS PASSIVE FILTER TECHNIQUES DIGITAL GAIN CONTROL DRIVING ANALOG-TO-DIGITAL CONVERTERS EVALUATION BOARD SCHEMATIC OUTLINE DIMENSIONS ORDERING GUIDE
