AT10-0019 PIN Diode Based Variable Attenuator, 50 - 1000 MHz Features n n n n n n V 5.00 SOW-16 High Dynamic Range: 42dB Typical Flat Attenuation vs. Frequency High P1dB Compression Operates on a Single +5V Supply: SOW-16, Wide Body Package 50 Ohm Nominal Impedance Description M/A-COM's AT10-0019 is a Voltage Controlled PIN diode based π attenuator packaged in a low cost, 16 lead wide body plastic SMT package. The PIN diode design makes this part well suited for applications where low distortion or high linear operating power levels are required. These attenuators are ideal for gain control in multi-channel digital communications systems. Absolute Maximum Ratings 1 Parameter Max. Input Power 50 - 500 MHz 500 - 1000 MHz Voltages VCC Control Voltage Operating Temperature Absolute Maximum Storage Temperature -65°C to +125°C +24 dBm +30 dBm -1 V to +7.0 V -1 V to +15 V -40°C to +85°C Package outline conforms to JEDEC standard MS-013AA. 1. Operation of this device above any one of these parameters may cause permanent damage. Electrical Specifications2: TA = 25°C Parameter Test Conditions Frequency Units Min Typical Max Insertion Loss Vcont.: +10 V 50 - 1000 MHz dB — 2.4 2.8 Dynamic Range Vcont.: 0 V 50 - 1000 MHz dB 33 42 — Attenuation Flatness Attenuation: 0 to 20 dB Attenuation: 20 to 30 dB 50 - 1000 MHz 50 - 1000 MHz dB dB — — 1.0 1.5 1.5 2.0 VSWR Vcont.: 0 - 10V 50 - 1000 MHz Ratio — 1.7:1 2.1:1 Trise, Tfall Ton, Toff Transients 10%/90%, 90%/10% 50% Cntl to 90%/10% RF In-band — µS µS mV — — — 10 15 150 20 25 250 1 dB Compression Vcont.: 0 - 10V 100 MHz 500 MHz 1000 MHz dBm dBm dBm 10 17 21 13 20 24 — — — Input IP3 Vcont.: 0 - 10V Two-tone inputs up to +10 dBm 100 MHz 1000 MHz dBm dBm 24 34 27 37 — — VCC — — V +4.75 +5.0 +5.25 I CC VCC = 5.25 V DC mA — 2 2.5 Control Current — DC mA — 2.7 3.5 2. Unit requires external .01 µF DC Blocks on RF lines. PIN Diode Based Variable Attenuator, 50 - 1000 MHz AT10-0019 V 5.00 Pin Configuration Pad Layout Pin # Function Pin # Function 1 GND 9 GND 2 RF in 10 V control 3 GND 11 GND 4 GND 12 GND 5 GND 13 GND 6 GND 14 GND 7 V Supply 15 RF out 8 GND 16 GND AT10-0019 PAD LAYOUT Dimensions are in inches All undefined pins are connected to ground Typical Performance Curves Attenuation vs. Control Voltage @ 500 MHz Attenuation vs. Frequency @ Control Voltage = 0V -30 -5 Attenuation (dB) Attenuation (dB) -35 -40 -45 -50 -15 -25 -35 -55 -45 -60 50 145 240 335 430 525 620 715 810 905 1000 0 1 2 Insertion Loss vs. Frequency @ Control Voltage = 10V 4 5 6 7 8 9 10 Ordering Information Part Number Package AT10-0019 Bulk Packaging -0.5 AT10-0019TR Tape and Reel (1K Reel) -1.0 AT10-0019-TB Unit Mounted on Test Board 0.0 IL (dB) 3 Control Voltage (V) Frequency (MHz) -1.5 -2.0 -2.5 50 145 240 335 430 525 620 715 810 905 1000 Frequency (MHz) Specifications subject to change without notice. n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 Visit www.macom.com for additional data sheets and product information. 2