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RF65 Datasheet(PDF) 31 Page - List of Unclassifed Manufacturers

Part # RF65
Description  Low Power Integrated UHF Receiver With -120dBm High Sensitivity
PDF  72 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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RF65 Datasheet(HTML) 31 Page - List of Unclassifed Manufacturers

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Page 31
RF65
Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
Rx startup request
(sequencer or user)
TS_RE
XO Started and PLL is locked
Analog FE
‟s
group delay
Channel Filter
‟s
group delay
DC Cutof
f‟s
group delay
RSSI
sampling
RSSI
sampling
Reception of Packet
Tana
Tcf
Tdcc
Trssi
Trssi
ModeReady
RxReady
Figure 14. Rx Startup - No AGC, no AFC
Rx startup request
(sequencer or user)
TS_RE_AGC
The LNA gain is adjusted by
the AGC, according to the
RSSI result
XO Started and PLL is locked
Analog FE
‟s
group delay
Channel Filte
r‟s
group delay
DC Cutoff
‟s
group delay
RSSI
sampling
RSSI
sampling
Channel Filter
‟s
group delay
DC Cutof
f‟s
group delay
RSSI
sampling
Reception of Packet
Tana
Tcf
Tdcc
Trssi
Trssi
Tcf
Tdcc
Trssi
ModeReady
RxReady
Figure 15. Rx Startup - AGC, no AFC
Rx startup request
(sequencer or user)
TS_RE_AGC&AFC
The LNA gain is adjusted by
the AGC, according to the
RSSI result
Carrier Frequency is adjusted
by the AFC
XO Started and
PLL is locked
Analog FE
‟s
group delay
Channel Filte
r‟s
group delay
DC Cutof
f‟s
group delay
RSSI
sampling
RSSI
sampling
Channel Filter
‟s
group delay
DC Cutof
f‟s
group delay
RSSI
sampling
AFC
PLL
lock
Channel Filter
‟s
group delay
DC Cutof
f‟s
group delay
Reception of Packet
Tana
Tcf
Tdcc
Trssi
Trssi
Tcf
Tdcc
Trssi
Tafc
Tpllafc
Tcf
Tdcc
ModeReady
RxReady
Figure 16. Rx Startup - AGC and AFC
The different timings shown above are as follows:
Note
The above timings represent maximum settling times, and shorter settling times may be observed in real cases



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