BIPOLAR ANALOG INTEGRATED CIRCUIT PC3221GV 5 V AGC AMPLIFIER + VIDEO AMPLIFIER DESCRIPTION The PC3221GV 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 : IM3 = 56 dBc TYP. @ single-ended output, Vout = 0.7 Vp-p/tone * Low noise figure : NF = 4.2 dB TYP. * Wide AGC dynamic range : GCR = 50 dB TYP. @ input prescribe * On-chip video amplifier : Vout = 1.0 Vp-p TYP. @ single-ended output * Supply voltage : VCC = 5.0 V TYP. * Packaged in 8-pin SSOP suitable for surface mounting APPLICATION * Digital CATV/Cable modem receivers ORDERING INFORMATION Part Number PC3221GV-E1-A 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 Remark To order evaluation samples, contact your nearby sales office. Part number for sample order: PC3221GV-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. PC3221GV INTERNAL BLOCK DIAGRAM AND PIN CONNECTIONS PRODUCT LINE-UP OF 5 V AGC AMPLIFIER ICC GMAX GMIN GCR NF (mA) (dB) (dB) (dB) (dB) (dBc) PC3217GV 23 53 0 53 6.5 50 PC3218GV 23 63 10 53 3.5 50 PC3219GV 36.5 42.5 0 42.5 9.0 58 PC3221GV 33 60 10 50 4.2 56 Part Number IM3 Note f1 = 44 MHz, f2 = 45 MHz, Vout = 0.7 Vp-p/tone, single-ended output 2 Data Sheet PU10171EJ03V0DS Note Package 8-pin SSOP (4.45 mm (175)) PC3221GV PIN EXPLANATIONS Pin No. 1 Pin Name Applied Pin Voltage Voltage (V) VCC 4.5 to 5.5 (V) Function and Application Power supply pin. This pin should be externally equipped with bypass capacitor to minimize ground impedance. 2 INPUT1 Internal Equivalent Circuit Note 1.29 Signal input pins to AGC amplifier. This pin should be coupled with capacitor for DC cut. 3 INPUT2 1.29 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 k). 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. 7 OUTPUT1 2.28 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 PC3221GV ABSOLUTE MAXIMUM RATINGS Parameter Symbol Test Conditions Ratings Unit Supply Voltage VCC TA = +25C 6.0 V Gain Control Voltage Range VAGC TA = +25C 0 to VCC V Power Dissipation PD TA = +85C 250 mW Operating Ambient Temperature TA 40 to +85 C Storage Temperature Tstg 55 to +150 C Note Note Mounted on double-sided copper-clad 50 50 1.6 mm epoxy glass PWB RECOMMENDED OPERATING RANGE Parameter Symbol Supply Voltage VCC Operating Ambient Temperature TA Test Conditions VCC = 4.5 to 5.5 V MIN. TYP. MAX. Unit 4.5 5.0 5.5 V 40 +25 +85 C Gain Control Voltage Range VAGC 0 3.5 V Operating Frequency Range fBW 10 45 100 MHz 4 Data Sheet PU10171EJ03V0DS PC3221GV ELECTRICAL CHARACTERISTICS (T A = +25C, VCC = 5 V, f = 45 MHz, ZS = 50 , ZL = 250 , single-ended output) Parameter Symbol Test Conditions MIN. TYP. MAX. Unit DC Characteristics Circuit Current ICC No input signal Note 1 26 33 41 mA AGC Pin Current IAGC No input signal, VAGC = 3.5 V Note 1 16 50 A AGC Voltage High Level VAGC (H) @ Maximum gain Note 1 3.0 3.5 V AGC Voltage Low Level VAGC (L) @ Minimum gain Note 1 0 0.5 V RF Characteristics Maximum Voltage Gain GMAX VAGC = 3.0 V, Pin = 60 dBm Note 1 57 60 63 dB Middle Voltage Gain 1 GMID1 VAGC = 2.2 V, Pin = 60 dBm Note 1 47.5 50.5 53.5 dB Middle Voltage Gain 2 GMID2 VAGC = 1.2 V, Pin = 30 dBm Note 1 18 21 24 dB Minimum Voltage Gain GMIN VAGC = 0.5 V, Pin = 30 dBm Note 1 6 10 14 dB Gain Control Range (input prescribe) GCRin VAGC = 0.5 to 3.0 V Note 1 43 50 dB Gain Control Range (output prescribe) GCRout Vout = 1.0 Vp-p Note 1 36 40 dB 26.5 29.5 32.5 dB/V Gain Slope Gslope Gain (@ VAGC = 2.2 V) Gain (@ VAGC = 1.2 V) Maximum Output Voltage Noise Figure 3rd Order Intermodulation Distortion 1 Note 1 Voclip VAGC = 3.0 V (@ Maximum gain) Note 1 2.0 2.8 Vp-p NF VAGC = 3.0 V (@ Maximum gain) Note 3 4.2 5.7 dB IM31 f1 = 44 MHz, f2 = 45 MHz, ZL = 250 , 43 47 dBc 50 56 dBc 0.5 0 +0.5 dB Pin = 30 dBm/tone, Vout = 0.7 Vp-p/tone (@ single-ended output) 3rd Order Intermodulation Distortion 2 IM32 Note 1 f1 = 44 MHz, f2 = 45 MHz, ZL = 250 , VAGC = 3.0 V (@ Maximum gain), Vout = 0.7 Vp-p/tone (@ single-ended output) Gain Difference of OUTPUT1 and OUTPUT2 G Note 1 VAGC = 3.0 V, Pin = 60 dBm, G = G (@ Pout1) G (@ Pout2) Note 1, 2 Notes 1. By measurement circuit 1 2. By measurement circuit 2 3. By measurement circuit 3 Data Sheet PU10171EJ03V0DS 5 PC3221GV STANDARD CHARACTERISTICS (T A = +25C, VCC = 5 V, ZS = 50 ) Parameter Symbol Test Conditions Reference Value Unit Noise Figure 2 NF2 Gain reduction = 10 dBm Note 2 6.0 dB Noise Figure 3 NF3 Gain reduction = 20 dBm Note 2 9.5 dB Output Voltage Vout Pin = 56 to 16 dBm Note 1 1.0 Vp-p Input Impedance Zin VAGC = 0.5 V, f = 45 MHz Note 3 0.9 k j1.4 k Output Impedance Zout VAGC = 0.5 V, f = 45 MHz Note 3 9.0 + j1.9 Input 3rd Order Distortion IIP3 VAGC = 0.5 V (@ Minimum gain), +2.5 dBm Intercept Point f1 = 44 MHz, f2 = 45 MHz, ZL = 250 (@ 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 PC3221GV MEASUREMENT CIRCUIT 1 Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) MEASUREMENT CIRCUIT 2 Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) Data Sheet PU10171EJ03V0DS 7 PC3221GV MEASUREMENT CIRCUIT 3 Note Balun Transformer: TOKO 617DB-1010 B4F (Double balanced type) MEASUREMENT CIRCUIT 4 The application circuits and their parameters are for reference only and are not intended for use in actual design-ins. 8 Data Sheet PU10171EJ03V0DS PC3221GV ILLUSTRATION OF THE TEST CIRCUIT ASSEMBLED ON EVALUATION BOARD (MEASUREMENT CIRCUIT 1) Note Balun Transformer Remarks 1. Back side: GND pattern 2. Solder plated on pattern 3. : Through hole Data Sheet PU10171EJ03V0DS 9 PC3221GV TYPICAL CHARACTERISTICS (T A = +25C , unless otherwise specified) Remark The graphs indicate nominal characteristics. 10 Data Sheet PU10171EJ03V0DS PC3221GV Remark The graphs indicate nominal characteristics. Data Sheet PU10171EJ03V0DS 11 PC3221GV Remark The graphs indicate nominal characteristics. 12 Data Sheet PU10171EJ03V0DS PC3221GV Remark The graphs indicate nominal characteristics. Data Sheet PU10171EJ03V0DS 13 PC3221GV S-PARAMETERS (T A = +25C, VCC = VAGC = 5.0 V) S11FREQUENCY S22FREQUENCY 14 Data Sheet PU10171EJ03V0DS PC3221GV PACKAGE DIMENSIONS 8-PIN PLASTIC SSOP (4.45 mm (175)) (UNIT: mm) Data Sheet PU10171EJ03V0DS 15 PC3221GV NOTES ON CORRECT USE (1) Observe precautions for handling because of electro-static sensitive devices. (2) Form a ground pattern as widely as possible to minimize ground impedance (to prevent undesired oscillation). All the ground pins must be connected together with wide ground pattern to decrease impedance difference. (3) The bypass capacitor should be attached to VCC line. RECOMMENDED SOLDERING CONDITIONS This product should be soldered and mounted under the following recommended conditions. For soldering methods and conditions other than those recommended below, contact your nearby sales office. Soldering Method Infrared Reflow VPS Wave Soldering Partial Heating Soldering Conditions Condition Symbol Peak temperature (package surface temperature) : 260C or below Time at peak temperature : 10 seconds or less Time at temperature of 220C or higher : 60 seconds or less Preheating time at 120 to 180C : 12030 seconds Maximum number of reflow processes : 3 times Maximum chlorine content of rosin flux (% mass) : 0.2%(Wt.) or below Peak temperature (package surface temperature) : 215C or below Time at temperature of 200C or higher : 25 to 40 seconds Preheating time at 120 to 150C : 30 to 60 seconds Maximum number of reflow processes : 3 times Maximum chlorine content of rosin flux (% mass) : 0.2%(Wt.) or below Peak temperature (molten solder temperature) : 260C or below Time at peak temperature : 10 seconds or less Preheating temperature (package surface temperature) : 120C or below Maximum number of flow processes : 1 time Maximum chlorine content of rosin flux (% mass) : 0.2%(Wt.) or below Peak temperature (pin temperature) : 350C or below Soldering time (per side of device) : 3 seconds or less Maximum chlorine content of rosin flux (% mass) : 0.2%(Wt.) or below Caution Do not use different soldering methods together (except for partial heating). 14 Data Sheet PU10171EJ03V0DS IR260 VP215 WS260 HS350