RF2617
10
Typical Applications
• 3V CDMA/FM Cellular Systems • Supports Dual-Mode AMPS/CDMA • Supports Dual-Mode TACS/CDMA • General Purpose Linear IF Amplifier • Commercial and Consumer Systems • Portable Battery Powered Equipment
3V CDMA/FM RECEIVE AGC AMPLIFIER
Product Description
The RF2617 is a complete AGC amplifier designed for the receive section of 3V dual-mode CDMA/FM cellular applications. It is designed to amplify IF signals while providing more than 90dB of gain control range. Noise Figure, IP3, and other specifications are designed to be compatible with the IS-95 Interim Standard for CDMA cellular communications. This circuit is designed as part of the RFMD CDMA Chip Set, consisting of a Transmit IF AGC Amp, a Transmit Upconverter, a Receive LNA/Mixer, and this Receive IF AGC Amp. The IC is manufactured on an advanced high frequency Silicon Bipolar process, and is packaged in a standard miniature 16-lead plastic SSOP package.
0.157 0.150 0.012 0.008 0.196 0.189 0.025 0.0688 0.0532 -A0.0098 0.0040
0.2440 0.2284
8° MAX 0°MIN
0.050 0.016
0.0098 0.0075
NOTES: 1. Shaded lead is Pin 1. 2. All dimensions are excluding mold flash. 3. Lead coplanarity - 0.005 with respect to datum "A".
Optimum Technology Matching® Applied
Si Bi-CMOS
SiGe HBT
Si CMOS
• Supports Dual Mode Operation
CDMA+ 1 CDMA- 2 GND 3 FM+ 4 FM- 5 GND 6 IN SELECT 7 NC 8 IN SEL. GAIN CONTROL 16 GC 15 VCC 14 VCC 13 VCC 12 GND 11 GND 10 OUT+ 9 OUT-
• -48dB to +48dB Gain Control Range • Single 3V Power Supply • Digitally Selectable Inputs • -2dBm Input IP3 • 12MHz to 285MHz Operation
Ordering Information
RF2617 RF2617 PCBA 3V CDMA/FM Receive AGC Amplifier Fully Assembled Evaluation Board
Functional Block Diagram
RF Micro Devices, Inc. 7625 Thorndike Road Greensboro, NC 27409, USA
Tel (336) 664 1233 Fax (336) 664 0454 http://www.rfmd.com
Rev B4 010717
10-17
IF AMPLIERS
üSi BJT
Package Style: SSOP-16
10
GaAs HBT
GaAs MESFET
Features
RF2617
Absolute Maximum Ratings Parameter
Supply Voltage Control Voltage Input RF Power Operating Ambient Temperature Storage Temperature
Value
-0.5 to +7.0 -0.5 to +5.0 +10 -40 to +85 -40 to +150
Unit
VDC VDC dBm °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.
Unit
Condition
T=25°C, 85MHz, VCC =3.0V, ZS =500 Ω, ZL =500 Ω, 500 Ω External CDMA Input Terminating Resistor, 500 Ω External Output Terminating Resistor (Effective ZS =333 Ω, Effective ZL =250 Ω) (See application schematic).
Overall
Frequency Range CDMA Maximum Gain CDMA Minimum Gain FM Maximum Gain FM Minimum Gain Gain Slope Gain Control Voltage Range Gain Control Input Impedance Noise Figure Input IP3
+45 +45
10
IF AMPLIERS
Stability (Max VSWR)
-44 -4 10:1
12 to 285 +48 -48 +49 -48 57 0 to 3 30 5 -40 -2
-45 -45
8
MHz dB dB dB dB dB/V VDC kΩ dB dBm dBm
VGC =2.4V VGC =0.3V VGC =2.4V VGC =0.3V Measured in 0.5V increments Source impedance of 4.7kΩ At maximum gain and 85MHz At +40dB gain, referenced to 500 Ω At minimum gain, referenced to 500 Ω Spurious
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