RF2381PCBA

RF2381 4 Typical Applications • CDMA PCS/Cellular Handsets • TDMA PCS/Cellular Handsets • W-CDMA Handsets PCS/CELLULAR TDMA/CDMA/W-CDMA LINEAR VARIABLE GAIN AMPLIFIER Product Description The RF2381 is a linear variable gain amplifier suitable for use in TDMA and CDMA systems in the cellular or PCS band and for W-CDMA systems. The features of this device include linear gain control, high gain, and high linearity. The IC is manufactured on an advanced Gallium Arsenide Heterojunction Bipolar Transistor (GaAs HBT) process and is featured in an industry-standard miniature 6-lead plastic SOT package. 1.80 1.40 .50 .35 3.10 2.70 .10 MAX. 4 GENERAL PURPOSE AMPLIFIERS TEXT * 1.90 3.00 2.60 1.30 1.00 .90 .70 9° 1° All dimensions in mm. .25 .10 .37 MIN. *When Pin 1 is in upper left, text reads downward (as shown). Optimum Technology Matching® Applied Si BJT Si Bi-CMOS ü Package Style: SOT23-6 GaAs HBT SiGe HBT GaAs MESFET Si CMOS Features • 50dB Linear Gain Control Range • 22dB Maximum Gain • Single 2.7V to 3.3V Supply • 35mA Supply Current RF OUT 1 GND 2 GC 3 ATT ATT 6 VCC • High Linearity 5 GND 4 RF IN Ordering Information RF2381 RF2381 PCBA PCS/Cellular TDMA/CDMA/W-CDMA Linear Variable Gain Amplifier Fully Assembled Evaluation Board Tel (336) 664 1233 Fax (336) 664 0454 http://www.rfmd.com Functional Block Diagram RF Micro Devices, Inc. 7628 Thorndike Road Greensboro, NC 27409, USA Rev A1 010511 4-43 RF2381 Absolute Maximum Ratings Parameter Supply Voltage DC Current Operating Ambient Temperature Storage Temperature Rating 0 to +5.0 100 -30 to +85 -40 to +150 Unit VDC mA °C °C Caution! ESD sensitive device. RF Micro Devices believes the furnished information is correct and accurate at the time of this printing. However, RF Micro Devices reserves the right to make changes to its products without notice. RF Micro Devices does not assume responsibility for the use of the described product(s). Parameter Specification Min. Typ. Max. 800 to 2100 50 70 1.5:1 1.5:1 +26 9 1880 20 +8 -9 -33 -61 2.5:1 2.5:1 Unit MHz dB dB/V Condition VCC =2.8V, VGC =2.0V, T=25°C 4 GENERAL PURPOSE AMPLIFIERS Overall Usable Frequency Range Linear Gain Control Range Gain Control Slope Input VSWR Output VSWR Output IP3 Noise Figure Over entire gain control range Over entire gain control range dBm dB MHz dB dBm dBm dBc dBc Maximum gain VCC =2.8V, VGC =2.0V, T=25°C +23 TDMA Operating Frequency Maximum Small Signal Gain Maximum Average Output Power Maximum Average Input Power Adjacent Channel Power 18 22 -8 -32 -52 CDMA Operating Frequency Maximum Small Signal Gain Maximum Average Output Power Maximum Average Input Power Adjacent Channel Power 18 1880 20 +6 -13 -53 22 MHz dB dBm dBm dBc TDMA modulation; ACP< -32dBc TDMA modulation; for any VGC that gives POUT < +8dBm, ACP < -32dBc, ALT< -52dBc TDMA modulation; POUT < +8dBm and PIN < -11dBm, at all VGC. TDMA modulation; POUT < +8dBm and PIN < -11dBm, at all VGC. VCC =2.8V, VGC =2.0V, T=25°C W-CDMA Operating Frequency Small Signal Gain Maximum Linear Output Power Adjacent Channel Power 17.5 1920 to 1980 19.5 +5 22 -46 -43 -43 MHz dB dBm dBc dBc dBc CDMA modulation; VCC =3.0V, maximum gain setting, ACP< -52dBc. CDMA modulation; for any VGC that gives POUT < +6dBm, ACP < -52dBc CDMA modulation; VCC =3.0V. POUT < +6dBm and PIN < -13dBm, at all VGC. VCC =2.8V, VGC =2.0V, T=25°C W-CDMA ACP