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DATA SHEET TDA9605H Audio processor with head amplifier for VHS hi-fi Product specification File under Integrated Circuits, IC02 INTEGRATED CIRCUITS 1999 Apr 14...
RF converter output Audio dubbing 6.9.1 Output mix 6.9.2 Input mix C-BUS PROTOCOL Addresses and data bytes Valid transmissions to and from the TDA9605H Overview of the TDA9605H I Control byte at subaddress 00H 7.4.1 Audio FM mode 7.4.2 Playback mode 7.4.3 Record mode 7.4.4...
1999 Apr 14 C-bus GENERAL DESCRIPTION The TDA9605H is a single-chip device in a small package that contains all the required functions, including the head amplifier, to realize the audio FM hi-fi stereo system in a VHS video recorder (see Fig.1). The device is adjustment free by use of an integrated auto-calibration system.
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HF LFP FM (DE-)MODULATOR AUTN output select envelope output select record I/O CONTROL PEAK HOLD PEAK HOLD normal input level TDA9605H LINOUT LININ Fig.1 Block diagram. V ref I ref SUPPLY NOISE REDUCTION DETECTOR DETL RECTIFIER EMPHL DCFBL EXPANDER DETECTOR...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi PINNING SYMBOL PIN DESCRIPTION tuner input mono TUNL tuner input left TUNR tuner input right CINL CINCH input left CINR CINCH input right EXT1L external 1 input left EXT1R external 1 input right...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi handbook, full pagewidth TUNL TUNR CINL CINR EXT1L EXT1R EXT2L EXT2R AUXL AUXR FUNCTIONAL DESCRIPTION Input and output selections for the various modes are given in the following diagrams: Standard operating mode (see Fig.3) Dub-mix mode (see Fig.4)
white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ... TUNL input select TUNR TUNER CINL CINR CINCH EXT1L EXT1 EXT1R EXT2 EXT2L EXT2R AUXL DUB MIX AUXR...
white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ... TUNL input select TUNR CINL CINR EXT1L EXT1R EXT2L EXT2R AUXL DUB MIX AUXR Dub-mix mode: IS2 = 1, IS1 = 0 and IS0 = 1.
white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ... TUNL input select TUNR CINL CINR EXT1L EXT1R MUTE EXT2L EXT2R AUXL AUXR a. Active standby mode (bit STBA = 1, bit STBP = 0); over 80% power reduction. TUNL input select TUNR...
10 k resistor and the HID control signal is selected via a 18 k resistor. This set-up enables the two signals within the TDA9605H to be separated. The RM control signal is only in use during the record mode (bit AFM = 1);...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Table 2 Selection of recording modes LEVEL ON SIGNAL PIN RMHID lower than 2.35 V HIGH higher than 2.65 V record-mute mode 6.4.3 ECORD MODE The record mode is selected by setting bit AFM = 1 and setting bits DOC, SHH and DETH from logic 001 to 111 and switching the RM control signal to LOW-level.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Automatic calibration The integrated auto-calibration system is activated by means of bit CALS of the power byte (see Fig.7). The auto-calibration system ensures hi-fi processing is well in accordance with the VHS hi-fi system standard by an automated adjustment of carrier frequencies, band-pass filters and noise reduction filters.
DC voltages and causes strong disturbances on the output pins. The TDA9605H includes three integrated mute switches to block such disturbances so avoiding the need for an external mute circuit. Pop-free...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi During power muting the internal output signal is also muted. After the output DC voltage has been established power muting can be de-activated by setting bit MUTE = 0. Now the mute switches are opened resulting in a high-impedance path of 100 k to ground.
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi handbook, full pagewidth left channel audio: output select FULL-WAVE RECTIFIER hi-fi right channel audio: output select FULL-WAVE RECTIFIER hi-fi EOS • AFM Fig.9 Functional diagram of the envelope output circuit.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi handbook, halfpage ENVOUT output voltage left channel carrier amplitude (RMS value) (mV) 1.3 MHz (NTSC) or 1.4 MHz (PAL) at internal node between head amplifier and HF AGC. Fig.11 HF envelope output (playback carrier level).
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Audio dubbing The TDA9605H includes unparalleled functionality supporting the audio dubbing function of hi-fi video recorders. Audio dubbing is a feature which enables the recording of new sound material on the linear audio track (i.e.
Audio processor with head amplifier for VHS hi-fi C-BUS PROTOCOL Addresses and data bytes Full control of the TDA9605H is accomplished via the 2-wire I accordance with the I C-bus fast-mode specification. Seven data byte registers are available for programming the device (write mode) and one data byte register is available for reading data from the device (read mode).
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Valid transmissions to and from the TDA9605H Table 7 Examples of valid transmissions FUNCTION Write Write with auto-increment Write with auto-increment ‘wrap-around’ Write without auto-increment Read Read (continued) Overview of the TDA9605H I...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi FUNCTION Playback head amplifier disable Power output muting Operating mode Control byte at subaddress 00H The control byte is used to set the parameters of hi-fi processing and head amplifier control.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.4.3 ECORD MODE During the record-mute mode, the recording output current on pin RECOUT is muted and the head amplifier is partly disabled. The record mode, set by I signal on pin RMHID. Sometimes the record-mute mode is named loop-through mode or EE mode.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.4.5 EAD AMPLIFIER PLAYBACK AMPLIFICATION Eight settings of playback amplification can be selected for the head amplifier. The amplification values are valid for the head signals from pins PBIN1 or PBIN2 to the internal node between the head amplifier and HF AGC circuit. The setting of the playback amplification results in a selection of the hi-fi detection level (auto-normal function).
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Select byte at subaddress 01H The select byte is used for decoder output select, record current range select and linear audio volume control. 7.5.1 ECODER OUTPUT SELECT By setting bit DOS = 0 of the output byte, the decoder output signal on pins DECL and DECR is defined by the output select function.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.5.3 ORMAL INPUT LEVEL Fifteen settings of amplification and mute can be selected for the linear audio input signal on pin LININ. The normal input level control can replace the manual adjustment of the playback level at the linear audio circuit.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.6.2 ORMAL SELECT The normal select function defines which of the input signals is forwarded to pin LINOUT for the connection to an external linear audio circuit. Table 19 Normal select (bits NS2, NS1 and NS0) Note 1.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Table 21 Output select normal, right and left (bits OSN, OSR and OSL) Note 1. Power-on reset state. In case the dub-mix mode is selected via the input select function, the performance of mix-left, mix-right and mix-stereo modes is changed to support audio dubbing input mixing.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.7.4 INE OUTPUT SELECT An independent selection of the input signals from pins EXT2L and EXT2R to the line outputs on pins LINEL and LINER is offered by the line select function.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Table 27 Volume left sign (bit VLS), volume left (bits VL5 to VL0), volume right sign (bit VRS) and volume right (bits VR5 to VR0); note 1 Notes 1. X = don’t care.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.9.3 EST MODE Several special tests can be selected for test, evaluation and measurement purposes. The selection of these tests is made by setting bit HRL and bits NIL3 to NIL0.
The selected output signal is muted during the active standby mode. The TDA9605H is switched in the minimum power passive standby mode by setting bit STBP = 1. All circuits are switched inactive to obtain minimum power consumption except for the power mute circuit, the I input reference buffer (i.e.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 7.10.3 ALIBRATION ERROR An unreliable calibration result is indicated when reading bit CALE = 1. The calibration result is not reliable when during calibration the control signal on pin RMHID is disturbed due to an external cause.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER supply voltage head amplifier supply voltage storage temperature operating ambient temperature electrostatic handling voltage latch-up protection current on...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL PARAMETER Internally generated voltage levels DC voltage on pins SAP, TUNL, TUNR, CINL, CINR, EXTL1, EXTLR, AUXL, AUXR, LININ and RFCOUT DC voltage on pin LINOUT DC voltage on pins LINEL,...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL PARAMETER channel balance noise level mute volume mute(v) mute output mute(o) crosstalk between channels ct(ch) crosstalk between input ct(ch)(i) channels RF converter output: pin RFCOUT output voltage total harmonic distortion...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 12 RECORD MODE CHARACTERISTICS = 12 V; T = 25 C; tuner audio input level 8 dBV at f = 1 kHz; auto-calibrated; measured in typical application circuit of Fig.14; unless otherwise specified.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 13 PLAYBACK MODE CHARACTERISTICS = 12 V; T = 25 C; measured in typical application circuit of Fig.14; unless otherwise specified. SYMBOL PARAMETER Play back input on pins PBIN2 and PBIN1...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL PARAMETER Hi-fi detector (bit AUTN) threshold level (RMS value) th(rms) accuracy of threshold level th(acc) switch-on delay d(sw) Hi-fi dropout cancelling (bit DOC) threshold level switch-off delay d(sw) Head switching noise suppression...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL PARAMETER Envelope output: pin ENVOUT output voltage FM demodulator and noise reduction: pins LINEL and LINER output voltage channel balance Notes 1. Amplitude modulated single carrier signal of 60 mV (RMS) on pin HMSW; for playback mode HPD = 1. Control bandwidth is defined as the modulation frequency at which the amplitude modulation is attenuated with 3 dB by the HF AGC.
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AUTN output select volume right envelope output select record I/O CONTROL PEAK HOLD PEAK HOLD normal input level TDA9605H 10 F 220 nF 3.3 M linear audio Fig.14 Application diagram. 39 k 2.2 F (2%) SUPPLY NOISE REDUCTION 10 F...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 14.1 RM and HID control signals To assure proper input conditions on pin RMHID the RM and HID control signals (see Fig.15) should satisfy the requirements given in Table 39.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 14.3 Setting line output level The audio level can be set by selecting the external filter components connected to the emphasis noise reduction pins 24 and 32 (pins EMPHL and EMPHR).
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi Table 41 Test modes for evaluation and measurement purposes TEST HRL NIL3 NIL2 NIL1 NIL0 Notes 1. This test can be used with a HIGH-level input signal by setting bit HPD = 1; test input signal applied to pin HMSW.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 15 INTERNAL CIRCUITRY The indicated DC voltages are given for the record-mute mode in the typical application circuit without audio signal; unless otherwise specified. SYMBOL VOLTAGE 3.8 V TUNL TUNR...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL VOLTAGE LINOUT 4.5 V LININ 3.8 V DCFBL 3.8 V DCFBR EMPHL 3.8 V EMPHR 3.8 V 1999 Apr 14 EQUIVALENT CIRCUIT 30 k 17.7 k 3.8 V 96.4 k...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL VOLTAGE DETL 0.7 V DETR 3.8 V 9 to 12 V 1999 Apr 14 EQUIVALENT CIRCUIT V CC 7.5 k 0.5 V substrate MGR860 3.8 V from reference generator (3.8 a) V...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL VOLTAGE PBIN2 0.7 V; 4.3 V (recording) RECOUT PBIN1 HMSW 0 V; 4.3 V (recording) GNDH 1999 Apr 14 EQUIVALENT CIRCUIT V CCH playback or record-mute mode V CC...
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Philips Semiconductors Audio processor with head amplifier for VHS hi-fi SYMBOL VOLTAGE RMHID 0 to 5 V 0 or 5 V 0 or 5 V ENVOUT 1999 Apr 14 EQUIVALENT CIRCUIT V CC 2.5 V 0.8 V 4.05 V bit ACK...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 16 PACKAGE OUTLINE QFP44: plastic quad flat package; 44 leads (lead length 1.3 mm); body 10 x 10 x 1.75 mm pin 1 index DIMENSIONS (mm are the original dimensions) UNIT max.
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 17 SOLDERING 17.1 Introduction to soldering surface mount packages This text gives a very brief insight to a complex technology. A more in-depth account of soldering ICs can be found in our “Data Handbook IC26;...
Philips Semiconductors Audio processor with head amplifier for VHS hi-fi 17.5 Suitability of surface mount IC packages for wave and reflow soldering methods PACKAGE BGA, SQFP HLQFP, HSQFP, HSOP, HTSSOP, SMS not suitable PLCC , SO, SOJ LQFP, QFP, TQFP...
Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale.