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1999 Apr 14 36
Philips Semiconductors Product specification
Audio processor with head amplifier for VHS hi-fi TDA9605H
13 PLAYBACK MODE CHARACTERISTICS
V
CC
= 12 V; T
amb
=25°C; measured in typical application circuit of Fig.14; unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Play back input on pins PBIN2 and PBIN1
R
i
input resistance − 700 −Ω
C
i
input capacitance − 35 − pF
V
n(i)
input noise voltage − 0.5 − nV/√Hz
I
n(i)
input noise current − 2.5 − pA/√Hz
Head mode switch: pin HSMW
R
i
input impedance with respect to ground − 12Ω
Head amplifier
G
acc
gain accuracy test 8 −3 0 +3 dB
G
bal
gain balance between pins PBIN1 and PBIN2 −1 0 +1 dB
α
ct
head-to-head crosstalk between pins PBIN1and PBIN2 −−45 − dB
HF AGC (test 5)
V
i(p-p)
AGC start level
(peak-to-peak value)
playback mode (HPD = 1);
left plus right channel
47 67 94 mV
B control bandwidth note 1 − 10 − kHz
Left channel band-pass filter (test 3)
α
f
output voltage ratio (f
0
− 400 kHz)/f
0
−−30 −20 dB
(f
0
− 150 kHz)/f
0
−9 −6 − dB
(f
0
+ 150 kHz)/f
0
−9 −5 − dB
(f
0
+ 250 kHz)/f
0
−−17 −12 dB
(f
0
+ 250 kHz)/(f
0
+ 150 kHz) −−12 −9dB
(f
0
+ 400 kHz)/f
0
−−−30 dB
t
d(g)
ripple group delay (f
0
− 150 kHz) to (f
0
+ 150 kHz) − 0.5 −µs
Right channel band-pass filter (test 4)
α
f
output voltage ratio (f
0
− 400 kHz)/f
0
−−−30 dB
(f
0
− 250 kHz)/f
0
−−17 −10 dB
(f
0
− 250 kHz)/(f
0
− 150 kHz) −−12 −9dB
(f
0
1 150 kHz)/f
0
−9 −5 − dB
(f
0
+ 150 kHz)/f
0
−9 −6 − dB
(f
0
+ 400 kHz)/f
0
−−30 −20 dB
t
d(g)
ripple group delay (f
0
− 150 kHz) to (f
0
+ 150 kHz) − 0.5 −µs