Philips Semiconductors
Product specification
Dual common-mode rejection
differential line receiver
TDA8579
MBD214
40
CMR
(dB)
50
60
70
80
90
100
300
500
700
900
1100
1300
V
(mV)
CM (rms)
Fig.7 Common-mode rejection ratio as a function of common-mode input voltage; f = 1 kHz (Rs = 0 Ω).
MBD211
0
CMR
(dB)
20
40
60
(1)
(2)
(3)
80
100
2
3
4
5
10
10
10
10
10
f (Hz)
(1) C2 = 22 µF.
(2) C2 = 47 µF.
(3) C2 = 100 µF.
Fig.8 Common-mode rejection ratio as a function of frequency; VCM = 1 V (RMS).
8
1995 Dec 15