 English |
|
|
|
|
|
|
|
| U2731B Datasheet, PDF (22/25 Pages) ATMEL Corporation – DAB ONE- CHIP FRONT END | |||
| |||
| ◁ |
Figure 10. RFAGC Voltage-generation Block Circuit
V REF
VAGC,INT
SAW1 SAW2
IDA
TBI
D/A
BUF_IN
AGC_BP AGC_RECT AGC_TP
SLI WAGC
V REF
R
AGC_COMP
IDA AGC_THRESH
CHARGE
PUMP
AGCRF
voltage
CPRF
TAI
D/A
CAGC
Figure 11. IFAGC Voltage-generation Block Circuit
IFAMP
IFMX
IFAD
Antialiasing
filter
A/D
converter
VAGC
IFAGC1
VREF
R
AGC_THRESH
IDA
TCI
D/A
CHARGE
PUMP
IFAGC2
CPRF
SLI
WAGC
R1
R2
AGCIF
22 U2731B
4671CâDABâ06/04
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese