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TRF6901 Datasheet(PDF) 4 Page - Texas Instruments

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Part # TRF6901
Description  SINGLE-CHIP RF TRANSCEIVER
PDF  29 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TRF6901 Datasheet(HTML) 4 Page - Texas Instruments

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TRF6901
SINGLECHIP RF TRANSCEIVER
SLWS110G − SEPTEMBER 2001 − REVISED JUNE 2004
4
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
functional block diagram
PA_OUT
Ceramic
Discriminator
Serial
Interface
LNA
CLK_OUT
CLOCK
DATA
STROBE
PA
TX_DATA
Band-gap
/N
/A-
Counter
Loop Filter
Limiter
Quadrature
Demodulator
RX_DATA
LPF Amplifier
Data Slicer
Ceramic
IF Filter
Brownout
MODE
8
5
/L
8
/Div. CTRL
8
6
RSSI
RSSI_OUT
860 MHz to 930 MHz
typical 9 dBm
DC-DC
Converter
PFD
CPs
/Ref
/K
/B-
RFIN
DC_DC_IN
Counter
2..254
2..62
Detector
VCO
33
41
18
20
19
26
21
32
DET_OUT
45
860 MHz to 930 MHz
LNA_IN1, LNA_IN2
DC_DC_OUT
25
22
4
32/33
1, 2
30
31
47
44, 43
35
37
36
39
34
27
15 CP_OUT
13
VCO_TUNE
2..255
Mixer
STDBY
10.7-MHz
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
C1
24
Connect to external capacitor for operation of dc-dc converter
C2
23
Connect to external capacitor for operation of dc-dc converter
CER_DIS
35
Connect to external ceramic discriminator
CLK_OUT
27
O
Clock signal output for connection to external microcontroller
CLOCK
18
I
Serial interface clock signal input
CP_GND
14
Charge pump ground
CP_OUT
15
O
Charge pump output
CP_VCC
16
I
Charge pump input VCC from dc-dc converter
DATA
20
I
Serial interface data signal input



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