PCF5078T/F1 Просмотр технического описания (PDF) - Philips Electronics
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PCF5078T/F1 Datasheet PDF : 20 Pages
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Philips Semiconductors
Power amplifier controller for GSM and
PCN systems
BLOCK DIAGRAM
Product specification
PCF5078
handbook, full pagewidth
RF
PA
sensor
antenna
D1
D2
VS2 VS1
4
3
S1
VINT
VC
2
1
C1
6 pF
C2
6 pF
30 µA 30 µA
VDD VDD
56
C3
5 pF
C4
10 pF
S5 R1
S2 R2
1 kΩ
OP1
20 kΩ
PCF5078
R6
S4
15 kΩ
VDD
OP4
S3
VDD
10 µA
Vprebias
R4
6 kΩ
R3
50 kΩ
7
10 µA
Vhome
S1 S2 S3 S4 S5
VDAC
CONTROL
VDD
LOGIC
8
VSS
VDAC
VHOME
VDD
MGS193
AUXDAC3
PCF5073x
1999 Apr 12
Fig.1 Block diagram.
3
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