NXP Semiconductors
TDA1566
I2C-bus controlled dual channel/single channel amplifier
9.1 Performance diagrams
All graphs Tamb = 25 °C.
102
THD
(%)
10
001aad 019
1
10−1
(1)
10−2
(2)
10−3
10−1
1
(3)
10
102
Po (W)
RL = 4 Ω; 80 kHz measurement filter.
(1) f = 10 kHz.
(2) f = 1 kHz.
(3) f = 100 Hz.
Fig 12. THD as a function of output power
10
THD
(%)
1
001aad020
10−1
10−2
10−3
10
(1)
(2)
102
103
104
105
f (Hz)
RL = 4 Ω; 80 kHz measurement filter.
(1) Po = 1 W.
(2) Po = 10 W.
Fig 13. THD as a function of frequency
10
THD
(%)
1
001aad 021
10−1
10−2
10−3
10−4
10−1
1
10
102
Vo(rms) (V)
RL = 100 Ω; 80 kHz measurement filter; f = 1 kHz.
Fig 14. THD as a function of output voltage in line
driver mode
0
SVRR
(dB)
−20
operating
001aad 022
−40
−60
−80
−100
10
102
103
104
105
f (Hz)
Rs = 1 kΩ; CSVR = 10 µF.
Fig 15. SVRR as a function of frequency (operating)
TDA1566_2
Product data sheet
Rev. 02 — 20 August 2007
© NXP B.V. 2007. All rights reserved.
28 of 46