PCD3312 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
PCD3312 Datasheet PDF : 28 Pages
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Philips Semiconductors
DTMF/modem/musical-tone generators
Product specification
PCD3311C; PCD3312C
handbook−, 1h1alfpage
VTONE
(dBm)
−12
−13
Tamb =
−25 ˚C
+25 ˚C
+70 ˚C
MGG518
HIGH GROUP
−14
−15
0
−25 ˚C
+25 ˚C
+70 ˚C
2
LOW GROUP
4 VDD (V) 6
Fig.20 DTMF output voltage levels as a function of
operating supply voltage; RL = 1 MΩ.
0.4
handbook, halfpage
VTONE
(dB)
0
−0.4
MGG519
Tamb =
−25 ˚C
+25 ˚C
+70 ˚C
−0.8
106
105
104 RL (Ω) 103
Fig.21 Dual tone output voltage level as a function
of output load resistance.
handbook, full pagewidth 0
level
(dBm)
−20
−40
CS203
MGG520
−60
−80
−100
0
1
2
3
4 frequency (kHz) 5
handbook, full pagewidth
0
level
(dBm)
−20
MGG521
−40
−60
CS203
−80
−100
0
10
20
30
40 frequency (kHz) 50
Fig.22 Typical frequency spectrum of a dual tone signal after flat-band amplification of 6 dB.
1996 Nov 21
20
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