680LP4E

HMC680LP4 / 680LP4E v03.0609 BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Features ttl/CmOs compatible parallel or latched parallel control interface High Output ip3: +40 dbm (at all gain settings) low noise figure: 5 db Wide gain Control range: 23 db 24 lead 4x4 mm smt package: 16 mm2 excellent state & step accuracy (±0.05 db) Typical Applications the HmC680lp4(e) is ideal for: • Cellular/3g infrastructure • Wibro / WimaX / 4g • microwave radio & Vsat • test equipment and sensors • if & rf applications Functional Diagram General Description the HmC680lp4(e) is a digitally controlled variable gain amplifier which operates from 30 to 400 mHz, and can be programmed to provide -4 db to +19 db of gain, in 1 db steps. the HmC680lp4(e) delivers noise figure of 5 db in its maximum gain state, with output ip3 of up to +40 dbm in any state. this high linearity dVga also provides a differential rf output which can be used to interface directly with saW filters in tx and rx applications, and with digital to analog converters in rx chains. the HmC680lp4(e) is housed in a roHs compliant 4x4 mm Qfn leadless package, and is CmOs/ ttl compatible. 12 Variable gain amplifiers - digital - smt Electrical Specifications, TA = +25° C, 50 Ohm System, Vdd = +5V parameter frequency range gain (maximum gain state) gain Control range input return loss Output return loss gain accuracy: (referenced to maximum gain state) all gain states Output power for 1db Compression Output third Order intercept point (two-tone Output power= +5 dbm each tone) [1] Output second Order intercept point (two-tone Output power= +5 dbm each tone) [1] Harmonics step accuracy (referenced to maximum gain state) noise figure (max gain state) switching Characteristics Control supply Current idd amp supply Current (rfOUtp) amp supply Current (rfOUtn) [1] test frequency 50 mHz trise, tfall (10/90% rf) tOn, tOff (50% Ctl to 10/90% rf) 2nd Order 3rd Order 23 17 min. typ. 30 - 400 19 23 12 13 ± (0.15 + 3% of gain setting) max. 25 40 65 70 75 ±0.2 5 11 13 4 122 122 max. Units mHz db db db db db dbm dbm dbm dbc dbc db db ns ns ma ma ma 5 135 135 12 - 1 For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com HMC680LP4 / 680LP4E v03.0609 BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Maximum Gain vs. Frequency 25 NORMALIZED ATTENUATION (dB) Normalized Attenuation 0 -5 -10 8 dB (Only Major States are Shown) 20 GAIN (dB) 15 +25 C +85 C -40 C -15 -20 -25 -30 -35 23 dB 16 dB 10 5 0 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) Input Return Loss 0 -5 RETURN LOSS (dB) -10 -15 -20 -25 -30 -35 -40 0 0.1 0.2 I.L 0 -5 RETURN LOSS (dB) -10 -15 Maximum Attenuation I.L -20 -25 -30 Maximum Attenuation 0.3 0.4 0.5 0.6 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) FREQUENCY (GHz) Bit Error vs. Frequency 2 1.5 1 BIT ERROR (dB) 0.5 0 -0.5 -1 (Only Major States are Shown) Bit Error vs. Attenuation State 5 4 3 BIT ERROR (dB) Bit Error < 1dB, 400MHz And Below 1, 2, 4, 8, 16 dB 2 1 0 -1 -2 -3 -4 -5 30MHz 23 dB 600MHz Bit Error > 1dB, 450MHz And Above -1.5 -2 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) 0 4 8 12 16 20 24 ATTENUATION STATE (dB) For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com 12 - 2 Variable gain amplifiers - digital - smt (Only Major States are Shown) Output Return Loss 12 (Only Major States are Shown) HMC680LP4 / 680LP4E v03.0609 BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Step Accuracy vs. Frequency 2 1.5 STEP ERROR (dB) 1 0.5 0 -0.5 -1 -1.5 -2 0 0.1 0.2 0.3 0.4 0.5 0.6 1, 2, 4, 23 dB 8 dB 16 dB Relative Phase vs. Frequency (Only Major States are Shown) 80 60 16, 23 dB RELATIVE PHASE (deg) 40 8 dB 20 0 -20 1, 2, 4 dB -40 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) FREQUENCY (GHz) 12 Variable gain amplifiers - digital - smt Output IP3 vs. Temperature (+5 dBm Output Power Per Tone) 50 45 40 35 Output P1dB vs. Temperature 40 35 30 P1dB (dBm) 25 20 15 10 5 0 -40C +25C +85C IP3 (dBm) 30 25 20 15 10 5 0 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) -40C +25C +85C 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) Noise Figure vs. Attenuation State 25 8dB Output IP2 vs. Temperature (+5 dBm Output Power Per Tone) 100 20 NOISE FIGURE (dB) 4dB 2dB 80 10 1dB IP2 (dBm) 15 60 40 -40C +25C +85C 5 I.L. 20 0 0 0.2 0.4 0.6 0.8 1 FREQUENCY (GHz) 0 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) 12 - 3 For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com HMC680LP4 / 680LP4E v03.0609 BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Harmonics vs. Frequency 0 Supply Current vs. Temperature 280 -20 HARMONIC (dBc) 2nd Harmonic 3rd Harmonic 260 Id (ma) -40 240 -60 -80 220 -40C +25C +85C -100 0 0.1 0.2 0.3 0.4 0.5 0.6 FREQUENCY (GHz) 200 4.5 5 VOLTAGE (V) 5.5 Absolute Maximum Ratings rf input power rf Output power digital inputs (b0-b4, latch enable) bias Voltage (Vdd) Channel temperature Continuous pdiss (t = 85 °C) (derate 42 mW/°C above 85 °C) thermal resistance (channel to ground paddle) storage temperature Operating temperature 20 dbm 22 dbm -0.5 to Vdd +0.5V 5.6 V 125 °C 1.7 W 24 °C/W -65 to +150 °C -40 to +85 °C Truth Table attenUatiOn (db) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 b4[1] 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 b3[1] 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 X X X X X X X X b2 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 b1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 b0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 12 Variable gain amplifiers - digital - smt 12 - 4 eleCtrOstatiC sensitiVe deViCe ObserVe Handling preCaUtiOns Amp Bias Voltage Vdd rf (V) 5V idd (typ.) (ma) 244 17 18 19 20 21 Control Voltage Table state low High Vdd = +3V 0 to 0.5V @