ICs for VCR AN3389SB Recording/Playback Amplifier IC for 4-Head VCR ■ Overview 0.35±0.1 Unit : mm The AN3389SB is a multi-functional recording and playback IC with built-in auto-tracking interface, and automatic head selector at special playback for 4-head VCR. 1.3±0.25 8.4±0.3 11.93±0.3 + 0.1 0.5 0.2 – 0.05 0.1±0.1 1.3±0.25 2.85±0.2 0.8 • Single power supply : VCC=5V typ. • Built-in AGC circuit for recording current control • Automatic head switching for special playback • Built-in an automatic tracking interface 15.2±0.3 ■ Features 36-Pin SSOP Package (SSOP036-P-0450A) ■ Absolute Maximum Ratings (Ta=25 ˚C) Parameter Supply voltage Note 2) Supply voltage Note 2) Symbol Rating Unit VCC 5.6 V ICC 160 mA mW Power dissipation Note 3) PD 930 Operating ambient temperature Note 1) Topr –20 to + 70 ˚C Storage temperature Note 1) Tstg –55 to + 125 ˚C Note 1) Ta=25˚C except operating ambient temperature and storage temperature. Note 2) Guaranteed values if RADJ is 20kΩ or more. If RADJ is less than 20kΩ, ensure that the stated power dissipation is not exceeded. Note 3) The power dissipation is that of a package at Ta=70˚C as mounted on the standard PC board. ■ Recommended Operating Range (Ta=25˚C) Parameter Operating supply voltage range Symbol Range VCC 4.5V to 5.5V 1 2 + – 33 VCC (typ.5V) µF 100µF VCC1 0.002 µF 2 Rec Det. 34 3 EF 1kΩ MUTE SW 35 0.01 µF 0.1 µF 0.01 µF 0.1µF 0.002 µF (+) EP 4 V–I 33 30 HEAD HEAD 7 0.1µF CH4 68pF SW4 0.1µF 68pF 5 6 CH3 GND1 SW6 31 SW9 SW10 CH4 SW3 CH3 HASW2 Amp. AGC Det. 32 0.01 µF 390pF 10kΩ EPSPSW (EP : H, 390kΩ PB REF 8 (–) EP 9 SP 10 EP (–) ENV (+) SP 11 ENV COMP SW 0.01 µF 1kΩ 0.01 µF 1kΩ DUMP2 DUMP1 SPCOM EP HASW Amp. SW1 (–) SP CHARGE Det. V–I (–) SP VCA MUTE SW HPF HEAD 0.1µF HEAD 0.1µF 0.01µF 12 13 14 15 16 17 18 CH1 GND2 CH2 HOLD DUMP2 AGCTL VGCTL 68pF MINDCFB 1kΩ 0.1 68pF µF SW5 2 S/H TIM SW8 SW7 CH4 SW2 CH3 HASW1 AT OUT LOGIC (EvSWControl) 19 47kΩ VCC 47kΩ VCC AUDIO IN Amp. MUTE 0.022 µF VC C 2 PB OUT GND3 ATOUT SP : L) DEF OUT DEF IN SYNC CONT SW 29 28 27 26 25 24 23 22 21 20 ICCADJ RECAGCADJ RADJ 47kΩ AGC OUT AGC DET PBRECSW PLUSCFB AGC RECIN IN CHARGE DUMP3 EPCOM RECAGC DET 1kΩ 1 36 VASEL SLOW SW(VIDEO : H, RECEQ AUDIO : L) 0.01µF VCC AN3389SB ICs for VCR ■ Block Diagram ICs for VCR AN3389SB ■ Electrical Characteristics (Ta=25±2˚C) max Unit PB quiescent current Parameter Symbol IPCQ At PB Condition min 60 typ 85 110 mA Rec quiescent current IRCQ At Rec 90 120 150 mA SLOW SW input "L" (Pin36) VSL Input level at SLOW 0 1.8 V Rec/PB input "L" (Pin33) VRP Input level at Rec 0 1.3 V MUTE SW input "L" (Pin20) VMS Input level at MUTE OFF 0 1.4 V EP/SP input "H" (Pin25) VESH 2.9 5.0 V EP/SP input "L" (Pin25) VESL 0 2.1 V DRUM FF input "H" (Pin23) VDFH 1.7 5.0 V DRUM FF input "L" (Pin23) VDFL 0 1.0 V SYNC input "H" (Pin22) VSYH 1.5 5.0 V Note SYNC input "L" (Pin22) VSYL 0 0.7 V PB CONT input "H" (Pin21) VPCH 3.8 5.0 V PB CONT input "M" (Pin21) VPCM 1.9 3.1 V PB CONT input "L" (Pin21) VPCL 0 1.1 V DRUM FF output "H" (Pin24) VDOH 4.0 5.0 V DRUM FF output "L" (Pin24) VDOL IIN= 2mA 1.0 V PB voltage gain GV f= 4MHz, 0.5mVP–P, CH1 to CH4 57.5 60.0 62.5 dB PB Between CHs gain difference ∆GV f= 4MHz, 0.5mVP–P, CH1 to CH4 –1.0 0 1.0 dB PB PB output 2nd harmonics distortion HDP2 f= 4MHZ, 0.5mVP–P, 8MHz/4MHz – 45 – 40 Input-conversion noise NV Rg= 10Ω, 1MHzBPF, output/GV Head change-over DC unbalance ∆V23 Rg= 10Ω, output DC difference SP selection in AUTO VSP CH1, CH4 input,Pin24 DC measurement 0 EP selection in AUTO VEP CH2, CH3 input,Pin24 DC measurement 4.0 IOUT= –2mA VAGC f= 4MHz, 40mVP–P AGC control characteristics ∆VAGC f= 4MHz, 500mVP–P AGC output 2nd harmonics distortion HDA2 f= 4MHz, 500mVP–P Rec amp. gain IOR Rec AGC level IAGC AGC level 0 dB PB 1.0 µVrms PB 100 mV PB 1.0 V PB 5.0 V PB 390 mVP–P PB 2 dB PB –50 – 40 dB PB 260 360 465 mS Rec 17.8 20.0 22.4 mAP–P Rec 1.2 dB Rec – 40 –35 dB Rec – 45 – 40 dB Rec –100 255 0 320 0 Muting ratio MR f= 4MHz, 20mVP–P f= 4MHz, 125mVP–P RAGC= 18kΩ f= 4MHz, 250mVP–P RAGC= 18kΩ f= 4MHz, 125mVP–P RAGC= 18kΩ f= 4MHz, 125mVP–P RAGC= 18kΩ Common terminal ON resistance RC SW5, SW6 ON 5 10 Ω Input terminal ON resistance RI SW1 to SW4 ON Supply voltage when Rec circuit is not operating in PB Video side 6dB amp. f= 4MHz, 1mVP–P Video side 6dB amp. f= 4MHz/6MHz, 1mVP–P AUDIO–SP mode 1.2VP–P input VIR= 120kΩ AUDIO–SP mode 0.2VP–P input VIR= 120kΩ 5 10 Ω Rec AGC control characteristics ∆IAGC Recording current 2nd harmonics distortion HDR2 Output DC drift VCA output voltage 1 (amp. gain) VCA output voltage 2 (amp. f characteristics) ∆VCC VCA1 VCA2 VCA output voltage 3 CHARGE Pin2 VCA3 VCA output voltage 4 CHARGE Pin2 VCA4 0 4.5 V – 0.15 0.05 0.30 V PB – 0.15 0.05 0.30 V PB 0.30 0.70 1.20 V PB 0.50 0.75 1.00 V PB 3 ICs for VCR AN3389SB ■ Electrical Characteristics (cont.) (Ta=25±2˚C) Parameter Symbol Condition AUDIO–SP mode 0.1VP–P input VIR=120kΩ AUDIO–SP mode 0.4VP–P input HOLDC= 0.01µF AUDIO –SP mode 0.6VP–P input HOLDC= 0.01µF AUDIO–SP mode 0.6VP–P input HOLDC= 0.01µF VCA output voltage 5 CHARGE Pin2 VCA5 Droop voltage HOLD Pin15 VDLP Saturation voltage (VCC side) ATOUT Pin26 VSAT Saturation voltage(GND side) ATOUT Pin26 GSAT Offset voltage ATOUT Pin26 VOFS AUDIO–SP mode in no signal V/A SEL input "L" (Pin35) VATH Input condition Crosstalk CT min typ max Unit 0.50 0.75 1.00 V PB 50 150 mV PB V PB 4.6 4.9 0.1 0.4 V PB 0.1 0.4 V PB 0.7 V PB (–35) dB (– 40) dB 0 HSW, HASW change-over Rg=10Ω f= 4MHz, 0.5mVP–P 12MHz/4MHz PB output 3rd harmonics distortion HDP3 AGC output 3rd harmonics distortion HDA3 f= 4MHz, 500mVP–P (–50) (– 40) dB Recording current 3rd harmonics distortion HDR3 (– 45) (– 40) dB Recording current cross modulation (±fc) Recording current cross modulation (±2fc) CM1 f= 4MHz, 125mVP–P fy= 4MHz, 20mAP–P fc= 630kHz, –13dB fy= 4MHz, 20mAP–P fc= 630kHz, –13dB (–50) dB (–50) dB CM2 Note (– 45) Note) Values with an asterisk are typical ones and not guaranteed values. ■ Pin Descriptions Pin No. 2 3 4 5 6 7 VCC Pin name 17 AFM signal gain control input 18 VFM signal gain control input Rec AGC detection 19 AFM signal input 1600 Ch3 damping adjustment 20 Rec. mute switch input 1453 1400 Playback common 21 Playback mode control input Rec. EP (+) amp. output 22 SYNC signal input Playback amp. ch3 signal input 23 DRUM FF signal input Rec. EP (–) amp. output 24 DRUM FF signal output GND 25 EP/SP switch input Playback amp. ch4 signal input 26 Automatic tracking signal output Rec. EP (–) amp. output 27 GND 400 200 Playback ref. voltage output 28 Playback amp. output 9 Ch4 damping adjustment 29 VCC 10 Ch1 damping adjustment 30 Rec. AGC level adjustment Playback common 31 Playback AGC signal input 12 Rec. SP (+) amp. output Playback amp. ch1 signal input Rec. SP (–) amp. output 13 GND 14 15 PD—Ta CHARGE 8 11 32 33 Playback AGC detection Rec. positive amp. DCFB Playback AGC signal output Playback/Rec. switch input Playback amp. ch2 signal input 34 Rec. amp. signal input Rec. SP (–) amp. output 35 VFM/AFM switch input HOLD Rec. (–) amp. DCFB 16 Ch2 damping adjustment 4 ■ Reference Pin No. 36 Slow switch input Rec. equalization 1800 Power dissipation PD (mW) 1 Pin name Glass-epoxy board (50mm × 50mm × t 0.8mm) Rthj—a=86˚C/W PD=1453mW (25˚C) 1200 1008 1000 IC without heatsink Rthj-a=124˚C/W PD=1008mW (25˚C) 800 600 0 0 25 50 75 100 125 Ambient temperature Ta (˚C) 150 ICs for VCR AN3389SB ■ Pin Descriptions Pin No. Pin name DC voltage (VCC=5V) Description Equivalent circuit VCC (5V) 1 VCC1 Power supply input for playback and recording amplifiers 5V 1 (For playback) 2 CHARGE 5kΩ 5kΩ 200Ω 1.25V (PB) 2 0.1µF Integration output of automatic tracking interface peak detection signal for the playback mode. An external capacitor is connected to this pin for integration function. (For recording) 2 Rec. AGC Det. 200Ω Recording AGC detection. Connected to an external capacitor for the recording mode 15kΩ 15kΩ 2 0.1µF 3 DUMP3 9 DUMP4 10 DUMP1 16 DUMP2 36kΩ 70kΩ 1.65V (PB) 3 (9) (10) (16) 5kΩ Head amplifier damping adjustment. Connected to an external resistor (For recording) 10Ω 4 EPCOM 11 SPCOM 2.2V (Rec) 4 100Ω 100Ω (11) Recording current output for the recording mode. Pin4 (EPCOM) is terminated in the SP mode, and Pin11 (SPCOM) is terminated in the EP mode. 10Ω 5 ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. Pin name Equivalent circuit DC voltage (VCC=5V) Description (For playback) 5 CH3 7 CH4 12 CH1 14 CH2 5 CH3 7 CH4 15kΩ 5 0.69V (PB) (7) (12) (14) 50kΩ Playback amplifier input for the playback mode (For recording) 12 CH1 14 CH2 20Ω 2.2V (Rec) 5 150Ω 100Ω (7) (12) (14) Recording current output for the recording mode 20Ω 6 GND1 Ground for playback and recording amplifiers in the EP mode 6 0V 5kΩ 8 REF 8 3.2V 5kΩ 13 6 GND2 0V Reference voltage output for playback amplifiers 24kΩ 13 Ground for playback and recording amplifiers in the SP mode ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. PIn name DC voltage (VCC=5V) Description Equivalent circuit (For playback) 15 200Ω 15 HOLD 1.25V (PB) 0.1µF (For recording) 15 MIN DCFB 2.2V (Rec) Peak hold of automatic tracking interface peak detection integration signal for the playback mode. An external capacitor is connected to this pin for peak hold function. 100Ω 15 150Ω 0.1µF Connecting to an external capacitor for recording amplifier DC voltage feedback at the recording mode 100Ω 46KΩ 17 AGCTL 2.5V 18 VGCTL 2.5V 17 2.8KΩ 18 46KΩ 2.8KΩ Gain control of automatic tracking interface amplifiers.Pin17(AGCTL) controls the gain in the audio mode, and Pin18 (VGCTL) controls the gain in the video mode. (For playback) 19 AUDIO -IN 2.5V for playback, and 0.7V for recording 20kΩ 25kΩ 25kΩ MUTE 200Ω 20 SW Automatic tracking interface audio FM signal input 20kΩ (For recording) 20 19 200Ω 10kΩ Mute control for the recording mode. Muting is on at low and OFF at high (open). 7 ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. Pin name DC voltage (VCC=5V) Description Equivalent circuit (For playback) 20kΩ 21 PBCONT Playback mode control. Manual, auto, or still/slow mode is selected when this pin is high, middle, or low respectively. Pin36 selects still or slow mode. 21 200Ω 20Ω 50kΩ 200Ω 22 SYNC 23 DFF IN 22 SYNC signal input. Recording AGC operates when this pin is high. 200Ω 23 DRUM.FF signal input 20kΩ 20kΩ Color rotation control signal output. 24 24 DFF OUT This pin goes low when + azimuth head (ch1 or ch3) is selected, and goes high when – azimuth head (ch2 or ch4)is selected. EP/SP mode selection control. 200Ω 25 8 EPSPSW 5V 25 The EP mode is selected when this pin is high, and the SP mode is selected when this pin is low. ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. Pin name 26 AT OUT 27 GND3 DC voltage (VCC=5V) FM OUT Peak hold voltage output of automatic tracking interface peak detection integration signal for the playback mode. In the recording mode, this pin is forcibly terminated. 26 0.1V 27 0V 4.8kΩ 28 Description Equivalent circuit Ground 200Ω 3.2V for playback 28 Playback amplifier output 420Ω VCC (5V) 29 VCC2 5V 29 ICC ADJ 30 Rec AGC ADJ 3.4V 30 200Ω VCC Recording amplifier idle-current control as well as recording AGC level control 9 ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. Pin name DC voltage (VCC=5V) Description Equivalent circuit 31 31 AGC IN 3.6V for playback 200Ω 6kΩ AGC amplifier input 400Ω (For playback) 32 32 AGC Det. AGC amplifier detection. Connected to an external capacitor 0.1µF 32 PLUS DCFB 2.2V for recording 32 100Ω 100Ω 0.1µF Connecting to an external capacitor for recording amplifier DC voltage feedback for the recording mode. 50kΩ AGC OUT 33 PB Rec SW 3.1V for playback 33 AGC amplifier output as well as playback/recording mode selection control. Recording mode is selected when this pin is low. 34 34 Rec IN 200Ω 3V 5kΩ 10 Recording signal input ICs for VCR AN3389SB ■ Pin Descriptions (cont.) Pin No. Pin name DC voltage (VCC=5V) Equivalent circuit 50kΩ 35 VASEL 5V Video/audio mode-selection control for automatic tracking interface. Video mode is selected when this pin is high (open), and audio mode is selected when this pin is low. 35 200Ω Still/slow mode selection control. Still mode is selected when this pin is high (open), and slow mode is selected when this pin is low, under the condition that Pin21 (PB CONT) is low. 50kΩ SLOW SW 5V for playback 36 Description 200Ω 36 36 Rec EQ 200Ω 3.7V for recording Recording equalization 960Ω 11