PRELIMINARY DATA SHEET IQ DEMODULATOR FOR DIGITAL VIDEO/DATA RECEIVER. Vcc (I) GND (I) VAGC GND (RF) RF IN RF IN GND (RF) Vcc (RF) GND (Q) Vcc (Q)

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1 PRELIMINARY DATA SHEET FEATURES DESCRIPTION IQ DEMODULATOR FOR DIGITAL VIDEO/DATA RECEIVER ON CHIP 9 PHASE SHIFTER IQ PHASE AND AMPLITUDE BALANCE: Amplitude Balance: ±.5 db Phase Balance: ± 2. LOW DISTORTION: IM3 = 56 dbc TYP PACKAGED IN 2 PIN SSOP SUITABLE FOR HIGH- DENSITY SURFACE MOUNT The UPC325GR is a Silicon RFIC designed for use as IQ demodulator in digital communication systems. This IC consists of an AGC amplifier, dual balanced mixers, oscillator, quadrature phase shifter and I & Q output buffer amplifiers. NEC's stringent quality assurance and test procedures ensure the highest reliability and performance. INTERNAL BLOCK DIAGRAM Vcc (I) GND (I) VAGC GND (RF) RF IN RF IN GND (RF) Vcc (RF) GND (Q) Vcc (Q) RF AGC Amp Amp 9 deg. Phase Shifter 9 UPC325GR ELECTRICAL CHARACTERISTICS (TA = 25 C,, ZS = 5 Ω, ZL = kω, frf = 49 MHz, ) California Eastern Laboratories I OUT GND (PS) VCC (PS) OSC-C OSC-B2 OSC-B OSC-C2 GND (OSC) GND (PS) Q OUT PART NUMBER UPC325GR PACKAGE OUTLINE S2 (SSOP2) SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX ICC Circuit Current (no input signal) ma frf RF Input Frequency, frf > flo MHz fiq IQ Output Frequency, CG (at fiq = MHz) ± db, VOUT = VP-P MHz.3 3 CG Conversion Gain, VAGC = to.5 V db VAGC = 2 V db 44 VAGC = 4.5 V to VCC db GCR Gain Control Range, VAGC =.5 to 4.5 V db 39 Φ IQ Phase Balance, VOUT = VP-P deg G IQ Amplitude Balance, VOUT = VP-P db VOUT Output Voltage, fiq =.3 to 3 MHz VP-P. VOCLIP Maximum Output Voltage, VAGC = to.5 V VP-P.8 NF Noise Figure (DSB),, fiq = MHz, VAGC =.5 V db 2.5 IM3 Third Order Intermodulation Distortion,, frf2 = 49 MHz,, VOUT = VP-P/tone dbc 56 LO-RF LO to RF Isolation, flo = 48 MHz db 5 LO-IQ LO to IQ Isolation, flo = 48 MHz db 3 I-Q I to Q Isolation, flo = MHz 3 ZIN(RF) RF Input Impedance, frf = 48 MHz Ω 38-j45 RL(RF) RF Input Return Loss, frf = 48 MHz db 6 ZO(IQ) IQ Output Impedance, fiq =.3 to 3 MHz Ω 25

2 UPC325GR ABSOLUTE MAXIMUM RATINGS (TA = 25 C) SYMBOLS PARAMETERS UNITS RATINGS VCC Supply Voltage V 6. PD Power Dissipation 2 mw 433 TOP Operating Temperature C -4 to +85 TSTG Storage Temp. Range C -55 to +5 Notes:. Operation in excess of any one of these conditions may result in permanent damage. 2. TA = 85 C Mounted on a 5x5x.6 mm double epoxy glass board. TYPICAL PERFORMANCE CURVES (TA = 25 C) Circuit Current, ICC (ma) IQ Phase Balance, Φ (deg.) CIRCUIT CURRENT vs. SUPPLY VOLTAGE No Input Signal Supply Voltage, VCC (V) IQ PHASE BALANCE vs. IQ OUTPUT FREQUENCY VCC = 5. V IQ Output Frequency, fiq (MHz) RECOMMENDED OPERATING CONDITIONS SYMBOLS PARAMETERS UNITS MIN TYP MAX VCC Supply Voltage V TOP Operating Temperature C PRF RF Input Level Range dbm VAGC AGC Control Voltage Range V VCC Conversion Gain, CG (db) IQ Amplitude Balance, G (db) CONVERSION GAIN vs. AGC VOLTAGE frf = 49 MHz PRF = -45 dbm AGC Voltage, VAGC (V) VCC = 5. V IQ AMPLITUDE BALANCE vs. IQ OUTPUT FREQUENCY VCC = 5. V IQ Output Frequency, fiq (MHz)

3 UPC325GR TYPICAL PERFORMANCE CURVES (TA = 25 C) IQ Phase Balance, Φ (deg.) IQ Output Power, POUT(5 Ω/5 Ω) (dbm) IQ PHASE BALANCE vs. frf = 49 MHz RF Input Power, PRF (dbm) IQ OUTPUT POWER vs. RF Input Power, PRF (dbm) VCC = 5. V -3 VAGC =.5 V frf = 49 MHz IQ Amplitude Balance, V (db) IQ AMPLITUDE BALANCE vs. frf = 49 MHz RF Input Power, PRF (dbm) VCC = 5. V

4 UPC325GR STANDARD PERFORMANCE CURVES (TA = 25 C) Order Intermodulation Distortion, IM3 (dbc) (2 tone VP-P OUTPUT) and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) RD ORDER INTERMODULATION VCC = 5. V frf2 = 49 MHz VOUT =.78 VP-P/tone ( kω) frf2 = 49 MHz VAGC = 2.5 V and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) frf2 = 49 MHz VAGC =.5 V

5 UPC325GR THERMAL CHARACTERISTICS (FOR REFERENCE) Order Intermodulation Distortion, Conversion Gain, CG (db) IQ Phase Balance, Φ (deg.) IM3 (dbc) (2 tone VP-P OUTPUT) CONVERSION vs. AGC VOLTAGE frf = 49 MHz PRF = -45 dbm AGC Voltage, VAGC (V) IQ PHASE BALANCE vs. TA = -4 C TA = -4 C 89 frf = 49 MHz RD ORDER INTERMODULATION TA = -4 C 2 frf2 = 49 MHz VOUT =.78 VP-P/tone ( kω) IQ Output Power, POUT(5 Ω/5 Ω) (dbm) IQ Amplitude Balance, G (db) and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) IQ OUTPUT POWER vs. IQ OUTPUT FREQUENCY VAGC =.5 V -28 PRF = -5 dbm TA = -4 C IQ Output Frequency, fiq (MHz) IQ AMPLITUDE BALANCE vs. TA = -4 C -.2 frf = 49 MHz TA = -4 C -6-7 frf2 = 49 MHz VAGC =.5 V

6 UPC325GR THERMAL CHARACTERISTICS (FOR REFERENCE) and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) TA = +85 C -6-7 frf2 = 49 MHz VAGC =.5 V TA = +85 C -6-7 frf2 = 49 MHz -8 VAGC = 2.5 V STANDARD PERFORMANCE CURVES (TA = 25 C) RF INPUT IMPEDANCE and Order Intermodulation Distortion, POUT(5 Ω/5 Ω) (dbm) TA = -4 C -6-7 frf2 = 49 MHz -8 VAGC = 2.5 V IQ OUTPUT IMPEDANCE Start MHz Stop. GHz Marker 48 MHz Ω Ω Start.3 MHz Stop MHz Marker MHz Ω.845 Ω

7 UPC325GR PIN FUNCTIONS Pin No. Symbol Pin Description Equivalent Circuit Voltage (V) VCC (I) 5. Power supply pin of I output. 2 GND (I). Ground pin of I output. 3 VAGC to 5 Gain control pin. VAGC = V: Maximum Gain VAGC = 5 V: Minimum Gain 3 4 GND (RF). 5 RF IN RF IN GND (RF). 8 VCC (RF) 5. 9 GND (Q). VCC (Q) 5. Q OUT GND (PS). 3 GND (OSC). 4 OSC-C OSC-B 3. 6 OSC-B OSC-C VCC (PS) 5. 9 GND (PS). 2 I OUT 2.6 Ground pin of RF input. RF input pins. In case of single input, pin 6 should be bypassed through a capacitor. Ground pin of RF input. Power supply pin of RF input. Ground pin of Q output. Power supply pin of Q output. Q-signal output pin. Ground pin of phase shifter. Ground pin of oscillator block. Input pins for the internal oscillator. Power supply pin of phase shifter REG 6 5 Ground pin of phase shifter. I-signal output pin. REG 2 7

8 UPC325GR APPLICATION CIRCUIT EXAMPLE MEASUREMENT CIRCUIT VCC VAGC VCC VAGC RFIN RFIN.µF pf pf pf.µf pf pf pf.µf.µf.µf RF AGC Amp Amp RF AGC Amp Amp Mixer Mixer 9 9 deg. Phase Shifter 9 9 deg. Phase Shifter OSC OSC pf pf.µf.µf pf pf pf kω IOUT SAW Resonator (MURATA:SAR MB).µF pf.µf.µf.µf.µf kω kω kω QOUT 56 Ω IOUT LOIN QOUT

9 UPC325GR PACKAGE DIMENSIONS (Units in mm) ORDERING INFORMATION.8 MAX.5 ±. PART NUMBER PACKAGE OUTLINE SSOP2 UPC325GR-E 2 N 7. MAX. ± MAX ± ±.2 4.4±..±. Note:. All dimensions are typical unless otherwise specified. 2. Each lead centerline is located within.2 mm (.5 inch) of its true position (T.P.) at maximum material condition. QUANTITY 2.5 k/reel Notes: Embossed tape, 2 mm wide. Pin indicates pull-out direction of tape. EXCLUSIVE NORTH AMERICAN AGENT FOR RF, MICROWAVE & OPTOELECTRONIC SEMICONDUCTORS CALIFORNIA EASTERN LABORATORIES Headquarters 459 Patrick Henry Drive Santa Clara, CA (48) Telex FAX (48) Hour Fax-On-Demand: (U.S. and Canada only) Internet: DATA SUBJECT TO CHANGE WITHOUT NOTICE /99