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| ICs for Information Equipment AN7090FHQ Peripheral analog IC for audio signal processing s Overview The AN7090FHQ is a one chip IC of audio signal processing analog circuit for use in various information systems including microcomputer. Small-sizing of system and low power dissipation are possible. 9.000.40 7.000.20 36 37 25 24 (0.75) 7.000.20 9.000.40 Unit : mm s Features * Built-in head phone amplifier * Built-in external/internal microphone switching circuit * Enables power save mode 48 1 12 0.20+0.10 -0.05 13 (0.75) 0.50 (0.625) 1.400.10 1.70 max. * Note-type personal computer, desk-top personal computer, portable information terminal and others Seating plane LQFP048- P-0707 s Block Diagram MGND COGN MDET CDOR CDOL MGAI MICO MSEL MVRE IMIC EMIC 35 34 33 29 26 36 32 31 30 28 GND CDR1 CDR2 CIGN CDL1 CDL2 PVDD NVDD GND HPOL PGND SPOL 37 38 39 40 0 dB 27 25 Mute 47 dB 27 dB 43 dB 23 dB 24 23 22 21 0 dB 0 dB 41 42 43 44 45 46 47 48 0 dB 20 19 18 17 16 POW 0 dB POW 0 dB 15 14 13 0 dB 0 dB 11 6 OUTL LOIL 7 10 1 5 9 OUTR SENB VINL MOUT PGND PON VINR NVDD PVDD LOIR 12 2 3 4 8 (0.625) 0.100.10 s Applications 0.15-0.05 +0.10 (1.00) 0 to 10 0.500.20 MVDD LINL LINR GND LIJR LIJL NVDD GND PVDD HPOR GND SPOR 1 AN7090FHQ s Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Description Power on control Line-out jack L-channel Line-out input L-channel VR-input L-channel Mono out -5VDD (power) +5VDD (power) Speaker enable VR-input R-channel Line-out input R-channel Line-out jack R-channel Power GND Speaker-out R-channel GND (power) Headphone-out R-channel +5VDD GND -5VDD Line-in jack L-channel Line-in jack R-channel GND Line-in output R-channel Line-in output L-channel Mic. amp. VDD Pin No. 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 ICs for Information Equipment Description Mic. VREF External mic. input Mic. GND Internal mic. input Mic. select (int./ext.) Mic. gain Mic. output Mic. mute Mic. NF CD-out L-channel CD-out GND CD-out R-channel GND CD-in R-channel 1 CD-in R-channel 2 CD-in GND CD-in L-channel 1 CD-in L-channel 2 +5VDD -5VDD GND Headphone-out L-channel Power GND Speaker-out L-channel s Absolute Maximum Ratings Parameter Supply voltage Supply current Power dissipation *2 *1 Symbol VCC ICC PD Topr Tstg Rating 6 15 180 -20 to +70 -55 to +125 Unit V mA mW C C Operating ambient temperature Storage temperature *1 Note) *1 : Ta = 25C except operating ambient temperature and storage temperature. *2 : Ta = 75C 2 ICs for Information Equipment s Recommended Operating Range Parameter Supply voltage Symbol VCC Range 4.5 to 5.0 typ. to 5.5 AN7090FHQ Unit V s Electrical Characteristics at VCC = 5 V, f = 1 kHz, Ta = 25C Parameter Line-out jack block Line-out gain *1 Line-out total harmonic distortion Line-out output residual noise Cross talk 1 *1 *2 *1 Symbol Conditions VIN = 1 V[rms], f = 1 kHz Min -1 -1 Typ Max Unit VLOLR 0 0.01 -90 -70 1 0.02 -80 -60 dB % dB dB VLOTH VIN = 1 V[rms], f = 1 kHz VLOSN VIN = 0 V[rms], Rg = 4.7 k CT1 VIN = 1 V[rms], f = 1 kHz VIN = 1 V[rms], f = 1 kHz Speaker-out block Sp-out gain *1 Sp-out total harmonic distortion 2 Sp-out residual noise *1 *2 *1 *1 VSPLR 0 0.01 -85 -85 -70 1 0.02 -80 -80 -60 dB % dB dB dB VSPTH VIN = 1 V[rms], f = 1 kHz VSPSN VIN = 0 V[rms], Rg = 4.7 k VMU1 CT2 VIN = 1 V[rms], f = 1 kHz VIN = 1 V[rms], f = 1 kHz Sp-out mute attenuation 1 Cross talk 2 Headphone amplifier block Rated output *1 HP-out total harmonic distortion 3 *1 HP-out residual noise *2 HP-out mute attenuation 2 *1 Cross talk 3 *1 Line-in jack block L-jack gain *1 L-jack total harmonic distortion 4 L-jack output residual noise Cross talk 4 *1 *2 *1 HPTHD4 f = 1 kHz, distortion : 1%, load : 32 THD3 HS/N VMU2 CT3 VIN = 1 V[rms], f = 1 kHz, load : 32 VIN = 0 V[rms], f = 1 kHz, Rg = 4.7 k, load : 32 VIN = 1 V[rms], f = 1 kHz, load : 32 VIN = 1 V[rms], f = 1 kHz, load : 32 VIN = 1 V[rms], f = 1 kHz VIN = 1 V[rms], f = 1 kHz VIN = 0 V[rms], Rg = 4.7 k VIN = 1 V[rms], f = 1 kHz 80 100 0.01 -85 -85 -70 120 0.02 -80 -80 -60 mW % dB dB dB VLJ THDJ LJSN CT4 -1 -1 0 0.01 -90 -70 1 0.02 -80 -60 dB % dB dB CD-ROM block CD in gain *1 CD in total harmonic distortion 5 CD in output residual noise Cross talk 5 *1 *2 *1 VCDIN VIN = 1 V[rms], f = 1 kHz CDTHD5 VIN = 1 V[rms], f = 1 kHz CDSN CT5IN VIN = 0 V[rms], Rg = 4.7 k VIN = 1 V[rms], f = 1 kHz 0 0.01 -85 -70 1 0.02 -80 -60 dB % dB dB Note) *1 : Using the DIN audio filter. *2 : Using the A curve filter. 3 AN7090FHQ ICs for Information Equipment s Electrical Characteristics at VCC = 5 V, f = 1 kHz, Ta = 25C (continued) Parameter Internal-mic. block Mic.-out voltage 1 *1 Mic.-out voltage 2 *1 Mic.-out output residual noise *2 Mic.-out total harmonic distortion 6 Mic.-out mute attenuation 3 *1 External-mic. block Mic.-out voltage 1 *1 Mic.-out voltage 2 *1 Mic.-out output residual noise *2 Mic.-out total harmonic distortion 7 Mic.-out mute attenuation 4 *1 Mic. use VREF voltage Mic. use VREF DC voltage * 1 *1 *1 Symbol Conditions VIN = 3 mV[rms], f = 1 kHz VIN = 3 mV[rms], f = 1 kHz Min Typ Max Unit VINT0 VINT1 0.3 0.03 0.7 0.07 -80 0.02 -75 1 0.1 -75 0.1 -70 V[rms] V[rms] dB % dB MICSN1 VIN = 0 V[rms], Rg = 2.2 k THDM6 VIN = 25 mV[rms], f = 1 kHz VMIMU1 VIN = 3 mV[rms], f = 1 kHz VIN = 5 mV[rms], f = 1 kHz VIN = 5 mV[rms], f = 1 kHz VEXT0 VEXT1 0.3 0.03 2.3 0.7 0.07 -80 0.02 -75 2.5 1 0.1 -75 0.1 -70 2.7 0.01 V[rms] V[rms] dB % dB V V[p-p] MICSN2 VIN = 0 V[rms], Rg = 2.2 k THDM7 VIN = 25 mV[rms], f = 1 kHz VMIMU2 VIN = 5 mV[rms], f = 1 kHz MICVREFDC Flow out current at pin 25 : 3.3 mA *1 Mic. use VREF voltage ripple noise Circuit current Circuit current at no load 1 Circuit current at no load 2 Circuit current at power save 1 Circuit current at power save 2 Low-level mic. balance High-level mic. balance Note) *1 : Using the DIN audio filter. *2 : Using the A curve filter. MICVREFRI Flow out current at pin 25 : 3.3 mA ITOTA1 ITOTA2 IPWON1 IPWON2 No input signal (+VCC side) No input signal (-VCC side) No input signal (+VCC side) No input signal (-VCC side) 5 5 0.3 0.3 7 7 1 1 0 0 10 10 5 5 30 200 mA mA mA mA mV[rms] mV[rms] MICBL VEXT1 - VINT1 MICBH VEXT0 - VINT0 4 ICs for Information Equipment s Terminal Equivalent Circuits Pin No. 1 Equivalent circuit Description AN7090FHQ Pin voltage (V) PON : Switching control pin of power save mode 1 -VCC 1.3 V 1.6 V -VCC -VCC 0.8 V -VCC 2 VCC 500 OUTL : Output pin of L-channel lineout jack 0 2 100 k -VCC 3 47 LOIL : Input pin of L-channel line-out jack 0 VCC 3 20 k -VCC 47 5 AN7090FHQ s Terminal Equivalent Circuits (continued) Pin No. 4 VCC ICs for Information Equipment Equivalent circuit VCC Description VINL : Input pin of L-channel VR Pin voltage (V) 0 4 20 k -VCC VCC 12 20 k 20 k 20 k -VCC 9 -VCC 5 VCC 500 MOUT : Mono output pin of L-channel and R-channel VR 0 5 100 k -VCC 6 7 8 12 NVDD : -VDD for power stage PVDD : +VDD for power stage SENB : Speaker enable -5 +5 3.8 V 60 k 8 500 -VCC 6 ICs for Information Equipment s Terminal Equivalent Circuits (continued) Pin No. 9 VCC AN7090FHQ Equivalent circuit VCC Description VINR : Input pin of R-channel VR Pin voltage (V) 0 4 20 k -VCC VCC 12 20 k 20 k 20 k -VCC 9 -VCC 10 VCC 10 20 k LOIR : Input pin of R-channel line-out jack 0 -VCC 12 11 OUTR : Output pin of R-channel lineout jack 0 VCC 500 11 100 k -VCC 12 12 PGND : Ground pin 0 7 AN7090FHQ s Terminal Equivalent Circuits (continued) Pin No. 13 VCC 500 ICs for Information Equipment Equivalent circuit Description SPOR : Output pin of R-channel speaker 13 Pin voltage (V) 0 100 k -VCC 12 14 15 VCC 5 GND : Ground pin HPOR : Output pin of R-channel headphone 15 0 0 5 -VCC 1 k 14 16 17 18 19 PVDD : VDD GND : Ground pin NVDD : -VDD LIJL : Input pin of L-channel line-in jack +5 0 -5 0 VCC 19 47 k -VCC 21 8 ICs for Information Equipment s Terminal Equivalent Circuits (continued) Pin No. 20 Equivalent circuit Description AN7090FHQ Pin voltage (V) 0 VCC 20 47 k LIJR : Input pin of R-channel line-in jack -VCC 21 21 22 GND : Ground pin LINR : Output pin of R-channel linein jack 22 0 0 VCC 500 100 k -VCC 21 23 VCC 500 LINL : Output pin of L-channel linein jack 0 23 100 k -VCC 24 25 21 +5 2.5 MVDD : Power supply for mic. amp. MVRE : Power supply for mic. VCC 100 25 2.5 V 50 k -VCC 9 AN7090FHQ s Terminal Equivalent Circuits (continued) Pin No. 26 VCC 26 47 k ICs for Information Equipment Equivalent circuit Description EMIC : Input pin of external mic. amp. Pin voltage (V) 0 -VCC 27 27 28 MGND : Ground pin for mic. IMIC : Input pin of internal mic. amp. 0 0 VCC 28 47 k -VCC 27 29 MSEL : Mic. selector (int./ext.) 3.8 V 21 k 29 500 -VCC 30 MGAI : Mic. gain control 3.8 V 21 k 30 500 -VCC 10 ICs for Information Equipment s Terminal Equivalent Circuits (continued) Pin No. 31 VCC 500 AN7090FHQ Equivalent circuit Description MICO : Output pin of mic. amp. 31 Pin voltage (V) 0 100 k -VCC 27 32 MDET : Mic. mute control 3.8 V 21 k 32 500 -VCC 33 VCC VCC 28 k Mic. NF : Negative feedback pin of mic. amp. 0 33 -VCC -VCC 2.1 k -VCC 34 VCC 500 CDOL : Output pin of L-channel CDROM 0 34 100 k -VCC 35 11 AN7090FHQ s Terminal Equivalent Circuits (continued) Pin No. 35 Equivalent circuit ICs for Information Equipment Description COGN : Ground pin Pin voltage (V) 0 22 k 35 36 22 k 40 VCC 500 CDOR : Output pin of R-channel CDROM 0 36 100 k -VCC 37 38 VCC VCC 35 GND : Ground pin CDR1 : Input pin of R-channel CDROM1 0 0 38 22 k -VCC 22 k 39 VCC 22 k -VCC 39 CDR2 : Input pin of R-channel CDROM2 0 -VCC 22 k 35 22 k 40 40 Refer to pin 35. CIGN : Ground pin 0 12 ICs for Information Equipment s Terminal Equivalent Circuits (continued) Pin No. 41 VCC AN7090FHQ Equivalent circuit VCC Description CDL1 : Input pin of L-channel CDROM1 Pin voltage (V) 0 41 22 k -VCC VCC 22 k 42 42 22 k -VCC CDL2 : Input pin of L-channel CDROM2 0 -VCC 22 k 35 22 k 40 43 44 45 46 VCC 5 PVDD : +power supply NVDD : -power supply GND : Ground pin HPOL : Output pin of L-channel headphone 46 +5 -5 0 0 5 -VCC 1 k 45 47 48 VCC PGND : Ground pin SPOL : Output pin of L-channel speaker 48 0 0 500 100 k -VCC 47 13 AN7090FHQ s Technical Information * Description of each control pin Parameter POWERON SPKENB MICGAIN MICSEL MICDET Pin No. 1 8 30 29 32 Low Power save mode on Headphone output mute Mic. amp. gain low External mic. selection Mic. amp. output mute on ICs for Information Equipment High Power save mode off Speaker output mute Mic. amp. gain high Internal mic. selection Mic. amp. output mute off s Application Circuit Example 10 k MDET 10 F CDOR CDOL MICO 10 F 10 k MGAI 10 F 10 k MSEL 10 F MGND COGN MVRE 25 24 23 22 21 20 19 18 17 16 15 14 13 10 F 10 11 6 PON 10 k 10 F OUTL 10 F LOIL 10 F VINL 10 F MOUT 22 F NVDD 22 F PVDD 10 F SENB 10 k VINR 10 F LOIR 10 F OUTR 10 F PGND 7 12 1 2 3 5 8 4 9 100 F EMIC IMIC 28 10 F 27 36 10 F 34 10 F 16 F GND CDR1 CDR2 CIGN CDL1 CDL2 10 F PVDD NVDD GND HPOL PGND SPOL 37 10 F 38 10 F 39 40 10 F 41 10 F 42 43 10 F 44 45 100 F 46 47 10 F 48 33 26 10 F 35 32 31 30 29 MVDD LINL LINR GND LIJR LIJL NVDD GND PVDD HPOR GND SPOR 14 10 F |
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