HMC110 v01.0801 MICROWAVE CORPORATION 1 dB LSB GaAs MMIC 5-BIT DIGITAL ATTENUATOR, DC - 10 GHz 2 Typical Applications Features • Base Station Infrastructure Bandwidth: DC - 10 GHz • Portable Wireless Low Insertion Loss: 6.2 dB • CATV & DBS 31 dB Attenuation Range • MMDS & WirelessLAN Fast Switching: 6 nS ATTENUATORS - CHIP • Wireless Local Loop • UNII & HiperLAN Functional Diagram General Description The HMC110 chip is a 5-bit digital attenuator with a 31 dB range in 1 dB steps. Each bit is activated by applying 0V to port A and disabled with -5 V to port A. Port B (as applicable) is biased with the complement of port A. See SMT packaged version HMC110G16 (hermetic). Electrical Specifications, TA = +25° C, with 0/-5V Control Parameter Frequency Min. Typ. Max. Units 5.2 6.2 6.0 7.0 dB dB Reference Inser tion Loss DC - 5 GHz DC - 10 GHz Attenuation Range DC - 10 GHz 27 31 dB Return Loss DC - 2 GHz DC - 10 GHz 12 8 15 10 dB dB DC - 10 GHz DC - 10 GHz DC - 10 GHz DC - 10 GHz +/- 0.5 dB +/- 5% of Setting Max. +/- 0.6 dB +/- 5% of Setting Max. +/- 0.6 dB +/- 8% of Setting Max. +/- 0.6 dB +/- 10% of Setting Max. dB dB dB dB DC - 10 GHz 3 6 ns ns Attenuation Accuracy: 1 - 7 dB States 8 - 15 dB States 16 - 23 dB States 24 - 31 dB States Switching Characteristics tRISE, tFALL (10/90% RF) tON, tOFF (50% CTL to 10/90% RF) 2-2 Input Power for 0.2 dB Compression Min Atten: Max Atten: 0.5 - 10 GHz +22 +5 dBm dBm Input Third Order Intercept Min Atten: Max Atten: 0.5 - 10 GHz +44 +32 dBm dBm For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Visit us at www.hittite.com, or Email at [email protected] HMC110 v01.0801 MICROWAVE CORPORATION 1 dB LSB GaAs MMIC 5-BIT DIGITAL ATTENUATOR, DC - 10 GHz Insertion Loss Relative Attenuation -2 -4 -6 -8 -10 0 2 4 6 8 0 -2 -4 -6 -8 -10 -12 -14 -16 -18 -20 -22 -24 -26 -28 -30 -32 -34 -36 2 0 10 2 4 6 FREQUENCY (GHz) FREQUENCY (GHz) Relative Phase 10 Return Loss 0 90 70 31 dB RETURN LOSS (dB) RELATIVE PHASE (DEG) 8 ATTENUATORS - CHIP RELATIVE ATTENUATION (dB) INSERTION LOSS (dB) 0 50 16 dB 30 8 dB 10 1 dB, 2 dB, 4 dB -10 0 2 4 6 FREQUENCY (GHz) 8 -10 -20 -30 10 0 2 4 6 8 10 FREQUENCY (GHz) For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Visit us at www.hittite.com, or Email at [email protected] 2-3 HMC110 v01.0801 MICROWAVE CORPORATION 1 dB LSB GaAs MMIC 5-BIT DIGITAL ATTENUATOR, DC - 10 GHz Control Voltages Truth Table Control Input ATTENUATORS - CHIP 2 4 dB Bit 1 dB 2 dB State 8 dB Bit Att Set 16 dB Bit Bias Condition Low 0 to -0.2V @ 20 uA Max. High -3V @50uA Typ to -8V @500 uA Max. A1 B1 A2 A3 A4 B4 A5 B5 High Low High High High Low High Low Ref High Low Low High High Low High Low 1dB High Low High Low High Low High Low 2dB Low High High High High Low High Low 4dB Control Voltage Range +0.5 to -8.5 Vdc High Low High High Low High High Low 8dB Storage Temperature -65 to +150 deg C High Low High High High Low Low High 16dB Operating Temperature -55 to +125 deg C RF Input Power (0.5 - 4 GHz) Inser tion Loss State Any Attenuation State +27 dBm +13 dBm Absolute Maximum Ratings Any combination of the above states will provide an attenuation approximately equal to the sum of the bits selected. Outline Drawing (See DIE HANDLING NOTES in section 8) 1.676 (0.066) 0.178 (0.007) 0.127 (0.005) 9 equal spaces @ 0.152 (0.006) each 0.102 (0.004) 0.279 (0.011) A1 RF1 B1 A2 A3 A4 4306 B4 A5 B5 A6 B6 RF2 0.864 (0.034) 0.102 (0.004) 0.076 (0.003) ALL DIMENSIONS IN MILLIMETERS (INCHES) ALL TOLERANCES ARE +/- 0.025 (0.001) DIE THICKNESS IS 0.203 (0.008), BACKSIDE IS NOT METALLIZED BOND PADS ARE 0.100 (0.004) SQUARE ALL UNLABELED BOND PADS ARE GROUND. BOND PAD METALLIZATION: GOLD. BACKSIDE METALLIZATION: NONE 2-4 For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Visit us at www.hittite.com, or Email at [email protected] v01.0801 MICROWAVE CORPORATION HMC110 1 dB LSB GaAs MMIC 5-BIT DIGITAL ATTENUATOR, DC - 10 GHz Suggested Driver Circuit Simple driver using inexpensive standard logic ICs provides fast switching using minimum DC current. *Recommended values to suppress unwanted RF signals at A/B control lines. You may adjust for switching speed considerations. For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Visit us at www.hittite.com, or Email at [email protected] ATTENUATORS - CHIP 2 2-5