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| Voltage Variable Absorptive Attenuator AT-332, AT-337 DC - 2 GHz V 2.00 Features * Available in Ceramic and TO-5 packages * 40 dB Matched Attenuation * Low Insertion Loss AT-332 (TO-5-4) Guaranteed Specifications1 Frequency Range Insertion Loss VSWR DC - 2.0 GHz DC - 1.0 GHz Attenuation (Matched) @ 25C Flatness (Peak to Peak) Attenuation vs Temperature (Relative to 25C) DC - 2.0 GHz 0-20 dB Attenuation 0-30 dB Attenuation 0-40 dB Attenuation 0 to 20 dB Attenuation 0 to 30 dB Attenuation 0 to 40 dB Attenuation DC - 2.0 GHz DC - 1.0 GHz (From -55C to + 85C) DC - 2.0 GHz 1.5 dB Max 1.2 dB Max AT-332 1.4:1 1.25:1 AT-337 1.5:1 Max 1.3:1 Max 40 dB Min 1.0 dB Max 2.0 dB Max 3.0 dB Max 2.5 dB 4.0 dB 6.0 dB Operating Characteristics Impedance Switching Characteristics Trise, Tfall (10% to 90%) Ton, Toff (50% CTL to 90%/10% RF) Transients (in band) Input Power for 1 dB Compression Attenuation Level 0 dB 0.05 GHz 21 0.5 GHz to 2.0 GHz 27 50 Ohms Nominal 14 ns Typ 22 ns Typ 14 mV Typ AT-337 (CR-2 w/o Pin 1) dBm Typ Intermodulation Intercept Point (for two-tone input power up to +5 dBm) Intercept Points IP2 IP3 Attenuation Level (dB) 0 5 10 0 5 10 0.05 GHz 54 43 39 39 33 30 dBm Typ 0.5 to 2 GHz 65 54 49 47 44 38 dBm Typ Phase Shift (Relative to 0 dB Attenuation) Attenuation Level 0.5 GHz 2.0 GHz Control Voltages A input (Shunt FETS) B input (Series FETS) 10 dB 0.1 0.4 20 dB 3 12 30 dB 10 35 40 dB 19 60 Deg Typ Deg Typ 0 to -4V @ 100 A Max 0 to -4V @ 100 A Max 1. All specifications apply with 50 ohm connected to all RF Ports. 2. Contact the factory for standard or custom sreenig requirements. Ordering Information Model No. AT-354 PIN Package Dual Inline Voltage Variable Absorptive Attenuator Absolute Maximum Ratings AT-332, AT-337 V 2.00 Functional Schematics (Top View) Parameter Max. Input Power 0.05 GHz 0.5 - 2.0 GHz Control Voltage Operating Temperature Storage Temperature Absolute Maximum1 +27 dBm +30 dBm +5V, -8.5V -55C to +125C -65C to +150C 1.Operation of this device above any one of these parameters may cause permanent damage. Typical Performance FREQUENCY (GHz) FREQUENCY (GHz) |
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