Philips TDA8542 - Manual (Page 10)

1998 Apr 01 10
Philips Semiconductors Product specification
2
×
1 W BTL audio amplifier TDA8542
Fig.6 THD as a function of frequency.
P
o
= 0.5 W, G
v
= 20 dB.
(1) V
CC
= 5 V, R
L
= 8 Ω .
(2) V
CC
= 9 V, R
L
= 16 Ω .
handbook, halfpage
10
1
10
− 1
10
− 2
MGD892
10 10 2 10 3 10 4
THD
(%)
f (Hz)
10 5
(1)
(2)
Fig.7 Channel separation as a function of
frequency.
V
CC
= 5 V, V
o
= 2 V, R
L
= 8
Ω
.
(1) G
v
= 30 dB.
(2) G
v
= 20 dB.
(3) G
v
= 6 dB.
handbook, halfpage
− 100
−
90
− 80
− 70
− 60
MGD893
10 10 2 10 3 10 4 10 5
f (Hz)
α
cs
(dB)
(1)
(2)
(3)
Fig.8 SVRR as a function of frequency.
V
CC
= 5 V, R
s
= 0
Ω
, V
r
100 mV.
(1) G
v
= 30 dB.
(2) G
v
= 20 dB.
(3) G
v
= 6 dB.
handbook, halfpage
−
80
− 60
− 40
− 20
MGD894
10 2 10 10 3
SVRR
(dB)
f (Hz)
10 4 10 5
(1)
(2)
(3)
Fig.9 P
o
as a function of V
CC
.
(1) THD = 10%, R
L
= 8
Ω
.
(2) THD = 10%, R
L
= 16
Ω
.
handbook, halfpage
0 4 8
Po
(W)
VCC (V)
12
2.5
0
2
1.5
1
(1) (2)
0.5
MGD895