MICRF022BM-FS24 Micrel Inc, MICRF022BM-FS24 Datasheet
MICRF022BM-FS24
Specifications of MICRF022BM-FS24
Available stocks
Related parts for MICRF022BM-FS24
MICRF022BM-FS24 Summary of contents
Page 1
... MICRF022YM-FS48 5000Hz QwikRadio is a registered trademark of Micrel, Inc. The QwikRadio ICs were developed under a partnership agreement with AIT of Orlando, FL. Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 ( July 2008 300-440MHz QwikRadio Features • 300MHz to 440MHz frequency range • ...
Page 2
Micrel, Inc. Typical Application 1/4 Wave Monopole Pin Configuration SEL0 1 VSSRF 2 VSSRF 3 ANT 4 VDDRF 5 VDDBB 6 CTH 16-Pin SOIC (M) 8-Pin Options The standard 16-pin package allows complete control of all configurable ...
Page 3
Micrel, Inc. Pin Description Pin Number Pin Number SOIC-16 SOIC-8 1 – – – 9 – – – ...
Page 4
Micrel, Inc. Absolute Maximum Ratings Supply Voltage ( )........................................+7V DDRF DDBB Input/Output Voltage (V ). ....................V I/O Junction Temperature (T ) ....................................... +150°C J Storage Temperature (T ) ........................... –65°C to 150°C s Lead Temperature (soldering, 10 sec.)...................... ...
Page 5
Micrel, Inc. Symbol Parameter Digital/Control Section V Input-High Voltage IN(high) V Input-Low Voltage IN(low) I Output Current OUT V Output High Voltage OUT(high) V Output Low Voltage OUT(low Output Rise and Fall Times R F Notes: 1. ...
Page 6
Micrel, Inc. Typical Characteristics Supply Current vs. Frequency 6 25° 4.5 3.0 Sweep Mode, Continuous Operation 1.5 250 300 350 400 450 500 FREQUENCY (MHz) July 2008 Supply Current vs. Temperature 3.5 f ...
Page 7
Micrel, Inc. Functional Diagram CAGC C AGC f f ANT Amp f LO VDD Synthesizer VSS SEL0 SEL1 Control Logic SWEN SHUT f REFOSC Reference T Cystal Oscillator or Ceramic MICRF002 Resonator Application Information and Functional Description ...
Page 8
Micrel, Inc. MICRF002, allowing the device to operate in applications where significant transmitter-receiver misalignment may exist. The transmit frequency may vary up to ±0.5% over initial tolerance, aging, and temperature. In sweep-mode a band approximately 1.5% around the nominal transmit ...
Page 9
Micrel, Inc. Step 3: Selecting the C Capacitor TH Extraction of the dc value of the demodulated signal for purposes of logic-level data slicing is accomplished using the external threshold capacitor C chip switched capacitor “resistor” R block diagram. Slicing ...
Page 10
Micrel, Inc. for the vast majority of applications. If adjustment is required the constant may be varied by adding a resistor in parallel with the C capacitor. The value of the resistor AGC must be determined on a case by ...
Page 11
Micrel, Inc. Additional Applications Information In addition to the basic operation of the MICRF002 the following enhancements can be made. In particular it is strongly recommended that the antenna impedance is matched to the input of the IC. Antenna Impedance ...
Page 12
Micrel, Inc. Power Supply Bypass Capacitors V and V should be connected together directly at DDBB DDRF the IC pins. Supply bypass capacitors are strongly recommended. They should be connected and should have the shortest possible lead ...
Page 13
Micrel, Inc. C Pin AGC VDDBB 1.5µA Compa- rator Timout 15µA VSSBB Figure 3. CAGC Pin Figure 3 illustrates the C pin interface circuit. The AGC AGC control voltage is developed as an integrated current into a capacitor C . ...
Page 14
Micrel, Inc. Applications Example 315MHz Receiver/Decoder Application Figure 7 illustrates a typical application for the MICRF002 UHF Receiver IC. This receiver operates continuously (not duty cycled) in sweep mode, and features 6-bit address decoding and two output code bits. 0.4λ ...
Page 15
Micrel, Inc. PCB Layout Information The MICRF002 evaluation board was designed and characterized using two sided 0.031 inch thick FR4 material with 1 ounce copper clad. If another type of printed circuit board material were to be substituted, impedance matching ...
Page 16
Micrel, Inc. Package Information July 2008 16-Pin SOIC (M) 8-Pin SOIC (M) 16 MICRF002/RF022 M9999-070808 ...
Page 17
Micrel, Inc. MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 (408) 944-0800 FAX +1 (408) 474-1000 WEB http://www.micrel.com The information furnished by Micrel in this data sheet is believed to be accurate and reliable. However, no ...