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1999 Apr 14 37
Philips Semiconductors Product specification
Audio processor with head amplifier for VHS hi-fi TDA9605H
Hi-fi detector (bit AUTN)
V
th(rms)
threshold level (RMS value) playback mode (HPD = 1);
left channel carrier
2.4 3.3 4.6 mV
V
th(acc)
accuracy of threshold level left channel carrier on pins PBIN1
and PBIN2
−5 0 +5 dB
t
d(sw)
switch-on delay carrier to no-carrier 150 300 500 µs
Hi-fi dropout cancelling (bit DOC)
V
th
threshold level with respect to threshold level of
bit AUTN
−7 −4 −2dB
t
d(sw)
switch-off delay no-carrier to carrier 5 9 14 µs
Head switching noise suppression
t
h
hold time sample-and-hold time bit SHH = 0 5 6 7 µs
sample-and-hold time bit SHH = 1 7 8 9 µs
THD total harmonic distortion test 25c; note 2 −−−73 dB
t
d
delay between HID control signal and
hold status
− 0.3 −µs
PLL FM demodulator (test 25c)
V
i
sensitivity ∆f
FM
= 150 kHz; S/N = 35 dB − 0.3 1 mV
THD total harmonic distortion normal; ∆f
FM
= 50 kHz − 0.05 0.3 %
maximum; ∆f
FM
= 150 kHz − 0.2 1.5 %
S/N signal-to-noise ratio ∆f
FM
= 50 to 0 kHz 54 60 − dB
α
ct(ch)
channel crosstalk left or right carrier; ∆f
FM
= 0 kHz −−80 − dB
Noise reduction (test 26c)
V
n
noise level tuner input signal level
at −∞ dBV; note 3
−−95 −90 dBV
THD total harmonic distortion tuner input signal level
at −6.5 dBV
− 0.05 0.2 %
α
lin
linearity tuner input signal level
from −6.5 to −36.5 dBV
58 59.6 62 dB
α
res(f1)
frequency response 300 Hz tuner input frequency from
300 to 1000 Hz
−0.6 +0.4 +1.4 dB
α
res(f2)
frequency response 10 kHz tuner input frequency from
10 to 1 kHz
−9.2 −7.7 −6.2 dB
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT