TR8000 Datasheet, PDF (3/15 Pages) Murata Manufacturing Co., Ltd. – 916.5 MHz Hybrid Transceiver

3G ASH Transceiver Application Circuit
2G Default OOK/ASK Configuration
+3
VDC
Host
Microcontroller
RX Data
TX Data
C_DCB
R_TH1
L_AT
L_ESD
C_RFB
R_TH2
19 18
17 16
15 14 13
12
CFG CFG CFG VCC GND RXD THLD THLD
CLK DAT 2
3 CLK 1
2
RFIO
20
TOP VIEW
RREF ₁₁
GND1
1 _{VCC VCC}
1
3
PK
DET
BB
OUT
CMP RX
GND2 ₁₀
TX LPF
IN DATA MOD ADJ
2
3
L_RFB
4
5
6
7
8
9
R_LPF
R_REF
C_BBO
R_TXM
+3
VDC
C_PKD
3G ASH Transceiver Application Circuit
3G OOK/ASK Configuration
+3
VDC
Host
Microcontroller
RX Data
TX Data
RX Clock
C_DCB
R_TH1
L_AT
L_ESD
C_RFB
19 18
17 16
R_TH2
15 14 13 12
CFG CFG CFG VCC GND RXD THLD THLD
CLK DAT 2
3 CLK 1
2
RFIO
20
TOP VIEW
RREF ₁₁
GND1
1 _{VCC VCC}
1
3
PK
DET
BB
OUT
CMP RX
TX
GND2
LPF
10
IN DATA MOD ADJ
2
3
L_RFB
4
5
6
7
8
9
R_LPF
R_REF
C_BBO
R_TXM
+3
VDC
C_PKD
Tranceiver Set-Up, 3.0 Vdc, -40 to +85 °C
Item
Encoded Data Rate
Minimum Signal Pulse
Maximum Signal Pulse
PKDET Capacitor
BBOUT Capacitor
TXMOD Resistor
LPFADJ Resistor
RREF Resistor
THLD2 Resistor
THLD1 Resistor²
DC Bypass Capacitor
RF Bypass Capacitor
Series Tuning Inductor
Shunt Tuning/ESD Inductor
RF Bypass Bead
Symbol
DR_NOM
SP_MIN
SP_MAX
C_PKD
C_BBO
R_TXM
R_LPF
R_REF
R_TH2
R_TH1
C_DCB
C_RFB
L_AT
L_ESD
L_RFB
OOK
4.8
208.32
833.28
.022
0.01
6.2
470
100
-
20
4.7
27
15
100
Fair-Rite
OOK
19.2
52.08
208.32
.0056
0.0027
6.2
160
100
-
20
4.7
27
15
100
Fair-Rite
ASK
115.2
8.68
34.72
820 pF
390 pF
6.2
24
100
100
20
4.7
27
15
100
Fair-Rite
Units
kb/s
µs
µs
µF
µF
K
K
K
K
K
µF
pF
nH
nH
Notes
see pages 1 & 2
single bit
4 bits of same value
±10% ceramic
±10% ceramic
±5%, for 10 dBm output
±5%
±1%
±1%, typical values
±1%, typical values
tantalum
±5% NPO
50 ohm antenna
50 ohm antenna
2506033017YO or equivalent
Notes:
1. When using internal data and clock recovery, a THLD1 value of 47K is recommended to minimize start vector “nuisance tripping” due
to random noise.
CAUTION: Electrostatic Device. Observe precautions when handling.
RF Monolithics, Inc. Phone: [phone]
Fax: [phone]
RFM Europe
Phone: [phone]
Fax: [phone]
©1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc.
E-mail: [e-mail]
http://www.rfm.com
TR8000-10182007
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