5 V AGC AMPLIFIER + VIDEO AMPLIFIER

www.DataSheet4U.com BIPOLAR ANALOG INTEGRATED CIRCUIT µPC3221GV 5 V AGC AMPLIFIER + VIDEO AMPLIFIER DESCRIPTION The µPC3221GV is a silicon monolithic IC designed for use as AGC amplifier for digital CATV, cable modem systems. This IC consists of gain control amplifier and video amplifier. The package is 8-pin SSOP suitable for surface mount. This IC is manufactured using our 10 GHz fT NESAT II AL silicon bipolar process. This process uses silicon nitride passivation film. This material can protect chip surface from external pollution and prevent corrosion/migration. Thus, this IC has excellent performance, uniformity and reliability. FEATURES • Low distortion • Low noise figure • Wide AGC dynamic range • On-chip video amplifier • Supply voltage : IM3 = 56 dBc TYP. @ single-ended output, Vout = 0.7 Vp-p/tone : NF = 4.2 dB TYP. : GCR = 50 dB TYP. @ input prescribe : Vout = 1.0 Vp-p TYP. @ single-ended output : VCC = 5.0 V TYP. • Packaged in 8-pin SSOP suitable for surface mounting APPLICATION • Digital CATV/Cable modem receivers ORDERING INFORMATION Part Number Package 8-pin plastic SSOP (4.45 mm (175)) Supplying Form • Embossed tape 8 mm wide • Pin 1 indicates pull-out direction of tape • Qty 1 kpcs/reel µPC3221GV-E1-A Remark To order evaluation samples, contact your nearby sales office. Part number for sample order: µPC3221GV-A Caution Observe precautions when handling because these devices are sensitive to electrostatic discharge. Document No. PU10171EJ03V0DS (3rd edition) The mark shows major revised points. © NEC Compound Semiconductor Devices, Ltd. 2002, 2004 µPC3221GV INTERNAL BLOCK DIAGRAM AND PIN CONNECTIONS (Top View) VCC 1 8 GND1 AGC AMP. INPUT1 2 Video AMP. 7 OUTPUT1 INPUT2 3 6 OUTPUT2 VAGC 4 AGC Control 5 GND2 PRODUCT LINE-UP OF 5 V AGC AMPLIFIER Part Number ICC (mA) 23 23 36.5 33 GMAX (dB) 53 63 42.5 60 GMIN (dB) 0 10 0 10 GCR (dB) 53 53 42.5 50 NF (dB) 6.5 3.5 9.0 4.2 IM3 (dBc) 50 50 58 56 Note Package 8-pin SSOP (4.45 mm (175)) µPC3217GV µPC3218GV µPC3219GV µPC3221GV Note f1 = 44 MHz, f2 = 45 MHz, Vout = 0.7 Vp-p/tone, single-ended output 2 Data Sheet PU10171EJ03V0DS µPC3221GV PIN EXPLANATIONS Pin No. 1 Applied Pin Name Voltage (V) VCC 4.5 to 5.5 Pin Voltage (V) Note Function and Application Power supply pin. This pin should be externally equipped with bypass capacitor to minimize ground impedance. Internal Equivalent Circuit − ⎯⎯⎯ 2 INPUT1 − 1.29 Signal input pins to AGC amplifier. This pin should be coupled with capacitor for DC cut. 1 AGC Control 3 INPUT2 − 1.29 2 4 VAGC 0 to VCC − Gain control pin. This pin’s bias govern the AGC output level. Minimum Gain at VAGC : 0 to 0.5 V Maximum Gain at VAGC : 3 to 3.5 V Recommended to use AGC voltage with externally resister (example: 1 kΩ). 5 3 1 4 AGC Amp. 5 5 GND2 0 − Ground pin. This pin should be connected to system ground with minimum inductance. Ground pattern on the board should be formed as wide as possible. 6 OUTPUT2 − 2.28 Signal output pins of video amplifier. This pin should be coupled with capacitor for DC cut. ⎯⎯⎯ 1 7 7 OUTPUT1 − 2.28 6 8 8 GND1 0 − Ground pin. This pin should be connected to system ground with minimum inductance. Ground pattern on the board should be formed as wide as possible. All ground pins must be connected together with wide ground pattern to decrease impedance difference. ⎯⎯⎯ Note Pin voltage is measured at VCC = 5.0 V. Data Sheet PU10171EJ03V0DS 3 µPC3221GV ABSOLUTE MAXIMUM RATINGS Parameter Supply Voltage Gain Control Voltage Range Power Dissipation Operating Ambient Temperature Storage Temperature Symbol VCC VAGC PD TA Tstg TA = +25°C TA = +25°C TA = +85°C Note Test Conditions Ratings 6.0 0 to VCC 250 −40 to +85 −55 to +150 Unit V V mW °C °C Note Mounted on double-sided copper-clad 50 × 50 × 1.6 mm epoxy glass PWB RECOMMENDED OPERATING RANGE Parameter Supply Voltage Operating Ambient Temperature Gain Control Voltage Range Operating Frequency Range Symbol VCC TA VAGC fBW VCC = 4.5 to 5.5 V Test Conditions MIN. 4.5 −40 0 10 TYP. 5.0 +25 − 45 MAX. 5.5 +85 3.5 100 Unit V °C V MHz 4 Data Sheet PU10171EJ03V0DS µPC3221GV ELECTRICAL CHARACTERISTICS (TA = +25°C, VCC = 5 V, f = 45 MHz, ZS = 50 Ω, ZL = 250 Ω, single-ended output) Parameter DC Characteristics Circuit Current AGC Pin Current AGC Voltage High Level AGC Voltage Low Level RF Characteristics Maximum Voltage Gain Middle Voltage Gain 1 Middle Voltage Gain 2 Minimum Voltage Gain Gain Control Range (input prescribe) Gain Control Range (output prescribe) Gain Slope GMAX GMID1 GMID2 GMIN GCRin GCRout Gslope VAGC = 3.0 V, Pin = −60 dBm VAGC = 2.2 V, Pin = −60 dBm VAGC = 1.2 V, Pin = −30 dBm VAGC = 0.5 V, Pin = −30 dBm VAGC = 0.5 to 3.0 V Vout = 1.0 Vp-p Note 1 Note 1 Note 1 Note 1 Note 1 Note 1 57 47.5 18 6 43 36 26.5 60 50.5 21 10 50 40 29.5 63 53.5 24 14 − − 32.5 − dB dB dB dB dB dB dB/V ICC IAGC VAGC (H) VAGC (L) No input signal No input signal, VAGC = 3.5 V @ Maximum gain @ Minimum gain Note 1 Note 1 Note 1 Note 1 26 − 3.0 0 33 16 − − 41 50 3.5 0.5 mA Symbol Test Conditions MIN. TYP. MAX. Unit µA V V Gain (@ VAGC = 2.2 V) − Gain (@ VAGC = 1.2 V) Note 1 Maximum Output Voltage Voclip VAGC = 3.0 V (@ Maximum gain) Note 1 2.0 − 2.8 Vp-p Noise Figure NF VAGC = 3.0 V (@ Maximum gain) Note 3 f1 = 44 MHz, f2 = 45 MHz, ZL = 250 Ω, Pin = −30 dBm/tone, Vout = 0.7 Vp-p/tone (@ single-ended output) Note 1 f1 = 44 MHz, f2 = 45 MHz, ZL = 250 Ω, VAGC = 3.0 V (@ Maximum gain), Vout = 0.7 Vp-p/tone (@ single-ended output) Note 1 4.2 5.7 − dB 3rd Order Intermodulation Distortion 1 IM31 43 47 dBc 3rd Order Intermodulation Distortion 2 IM32 50 56 − dBc Gain Difference of OUTPUT1 and OUTPUT2 ∆G VAGC = 3.0 V, Pin = −60 dBm, −0.5 Note 1, 2 0 +0.5 dB ∆G = G (@ Pout1) − G (@ Pout2) Notes 1. By measurement circuit 1 2. By measurement circuit 2 3. By measurement circuit 3 Data Sheet PU10171EJ03V0DS 5 µPC3221GV STANDARD CHARACTERISTICS (TA = +25°C, VCC = 5 V, ZS = 50 Ω) Parameter Noise Figure 2 Noise Figure 3 Output Voltage Input Impedance Output Impedance Input 3rd Order Distortion Intercept Point Symbol NF2 NF3 Vout Zin Zout IIP3 Test Conditions Gain reduction = −10 dBm Gain reduction = −20 dBm Pin = −56 to −16 dBm VAGC = 0.5 V, f = 45 MHz VAGC = 0.5 V, f = 45 MHz Note 2 Note 2 Note 1 Note 3 Note 3 Reference Value 6.0 9.5 1.0 0.9 k − j1.4 k 9.0 + j1.9 +2.5 Unit dB dB Vp-p Ω Ω dBm VAGC = 0.5 V (@ Minimum gain), f1 = 44 MHz, f2 = 45 MHz, ZL = 250 Ω (@ single-ended output) Note 1 Notes 1. By measurement circuit 1 2. By measurement circuit 3 3. By measurement circuit 4 6 Data Sheet PU10171EJ03V0DS µPC3221GV MEASUREMENT CIRCUIT 1 VCC 1 µF 1 Signal Generator 50 Ω Note 1 µF 2 1 µF 3 1 kΩ 4 VAGC 1 µF AGC Control 8 AGC AMP. Video AMP. 1 µ F 200 Ω 7 1 µ F 200 Ω 6 Spectrum Analyzer 50 Ω 50 Ω 5 Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) MEASUREMENT CIRCUIT 2 VCC 1 µF 1 Signal Generator 50 Ω Note 1 µF 2 1 µF 3 1 kΩ 4 VAGC 1 µF AGC Control 8 AGC AMP. Video AMP. 1 µ F 200 Ω 7 1 µ F 200 Ω 6 50 Ω 50 Ω 5 Spectrum Analyzer Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) Data Sheet PU10171EJ03V0DS 7 µPC3221GV MEASUREMENT CIRCUIT 3 VCC 1 µF 1 Note 1 µF 2 1 µF 3 1 kΩ 4 VAGC 1 µF AGC Control AGC AMP. Video AMP. 8 1 µ F 200 Ω 7 1 µ F 200 Ω 6 50 Ω 5 Noise Source NF Meter 50 Ω Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) MEASUREMENT CIRCUIT 4 VCC 1 µF 1 1 µF 2 1 µF 3 50 Ω 1 kΩ 4 VAGC 1 µF AGC Control 8 AGC AMP. Video AMP. 1µ F 7 1 µF 6 50 Ω 5 Network Analyzer 50 Ω 50 Ω The application circuits and their parameters are for reference only and are not intended for use in actual design-ins. 8 Data Sheet PU10171EJ03V0DS µPC3221GV ILLUSTRATION OF THE TEST CIRCUIT ASSEMBLED ON EVALUATION BOARD (MEASUREMENT CIRCUIT 1) VCC 1µF 200 Ω Note 1µF 1µF 1µF 1µF 1kΩ 1µF 200 Ω µPC3221GV VAGC Note Balun Transformer Remarks 1. Back side: GND pattern 2. Solder plated on pattern 3. : Through hole Data Sheet PU10171EJ03V0DS 9 µPC3221GV TYPICAL CHARACTERISTICS (TA = +25°C , unless otherwise specified) CIRCUIT CURRENT vs. SUPPLY VOLTAGE 50 No input signal Circuit Current ICC (mA) VOLTAGE GAIN vs. FREQUENCY 70 VAGC = 3.0 V (Pin = –60 dBm) 60 50 40 VAGC = 1.6 V (Pin = –60 dBm) 30 20 VAGC = 0.5 V (Pin = –30 dBm) 10 0 –10 –20 –30 –40 VCC = 5.5 V 5.0 V –50 4.5 V –60 10 100 Frequency f (MHz) 40 Voltage Gain (dB) 30 TA = +25˚C 20 TA = +85˚C TA = –40˚C 0 0 1 2 3 4 5 6 10 1 000 Supply Voltage VCC (V) AGC PIN CURRENT vs. GAIN CONTROL VOLTAGE RANGE 100 No input signal AGC Pin Current IAGC ( µ A) AGC Pin Current IAGC ( µ A) AGC PIN CURRENT vs. GAIN CONTROL VOLTAGE RANGE 100 No input signal 80 80 VCC = 4.5 V 60 VCC = 5.0 V VCC = 5.5 V 20 60 TA = +85˚C 40 TA = –40˚C 20 TA = +25˚C 40 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Gain Control Voltage Range VAGC (V) Gain Control Voltage Range VAGC (V) VOLTAGE GAIN vs. GAIN CONTROL VOLTAGE RANGE 70 f = 45 MHz 60 Voltage Gain (dB) VOLTAGE GAIN vs. GAIN CONTROL VOLTAGE RANGE 70 VCC = 5.0 V f = 45 MHz VCC = 4.5 V Voltage Gain (dB) 60 50 40 30 50 40 30 20 10 0 0 VCC = 5.0 V VCC = 5.5 V 20 TA = –40˚C 10 TA = +85˚C TA = +25˚C 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 Gain Control Voltage Range VAGC (V) Gain Control Voltage Range VAGC (V) Remark The graphs indicate nominal characteristics. 10 Data Sheet PU10171EJ03V0DS µPC3221GV OUTPUT POWER vs. INPUT POWER 5 Output Power Pout (50 Ω/250 Ω) (dB) Output Power Pout (50 Ω/250 Ω) (dB) OUTPUT POWER vs. INPUT POWER 5 0 –5 –10 –15 –40˚C 0 –5 –10 –15 f = 45 MHz VAGC = 0.5