A
S
H
T
r
a
n
s
c
e
i
v
e
r
A
p
p
l
i
c
a
t
i
o
n
C
i
r
c
u
A
S
K
C
o
n
f
i
g
u
r
a
t
i
o
n
+
3
V
D
C
C
C
D
R
F
B
2
C
B
+
R
T
H
1
R
R
P
P
W
R
T
/
R
/
S
R
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
T
H
2
G
N
D
C
N
T
C
N
T
V
C
C
P
P
T
H
L
T
D
H
L
D
L
A
T
3
R
L
0
R
L
1
2
W
I
D
R
T
A
H
T
E
1
2
R
G
F
I
O
R
R
N
E
F
1
1
1
0
2
0
R
T
O
P
V
I
E
W
R
E
F
L
N
D
1
G
D
2
E
S
D
1
C
V
C
C
A
G
C
P
P
K
B
B
C
M
P
R
X
T
X
L
P
F
A
T
1
C
A
D
E
T
O
U
T
I
N
D
A
T
M
A
O
D
A
D
J
2
3
4
5
6
7
8
9
L
R
R
F
B
L
P
F
R
T
X
M
C
B
B
O
C
R
F
B
1
+
3
V
D
C
C
A
C
P
G
C
K
D
M
o
d
u
l
a
t
i
o
n
I
n
p
u
t
D
a
t
a
O
u
t
p
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t
Transceiver Set-Up, 3.0 Vdc, -40 to +85 0C
Item
Symbol
ASK
256
ASK
512
1.95
7.80
220
220
560
4.7
ASK
Units
kbps
µs
µs
pF
pF
pF
K
Notes
DRNOM
1000
1.00
4.00
100
100
270
4.7
see pages 1 & 2
single bit
Nominal NRZ Data Rate
Minimum Signal Pulse
Maximum Signal Pulse
AGCCAP Capacitor
PKDET Capacitor
SPMIN
SPMAX
CAGC
CPKD
CBBO
RTXM
RLPF
RREF
RTH2
RTH1
RPR
3.91
15.64
470
390
1000
4.7
4 bits of same value
10ꢀ ceramic
10ꢀ ceramic
BBOUT Capacitor
10ꢀ ceramic
TXMOD Resistor
5ꢀ, for 0 dBm output
LPFADJ Resistor
5.1
2.0
1.0
K
5ꢀ
1ꢀ
RREF Resistor
100
100
27
100
100
27
100
100
27
K
THLD2 Resistor
K
1ꢀ, for 6 dB below peak
THLD1 Resistor
K
1ꢀ, typical values
5ꢀ
PRATE Resistor
47
22
11
K
PWIDTH Resistor
RPW
1000 to Vcc
1000 to Vcc
1000 to Vcc
K
5ꢀ
DC Bypass Capacitor
RF Bypass Capacitor 1
RF Bypass Capacitor 2
RF Bypass Bead
CDCB
CRFB1
CRFB2
LRFB
LAT
4.7
27
4.7
27
4.7
27
µF
pF
pF
tantalum
5ꢀ NPO
5ꢀ NPO
100
100
100
Fair-Rite
22
Fair-Rite
22
Fair-Rite
22
vendor
nH
2506033017YO or equivalent
50 ohm antenna
5ꢀ NPO
Series Tuning Inductor
Shunt Tuning Capacitor
Shunt Tuning/ESD Inductor
CAT
3.3
3.3
3.3
pF
LESD
100
100
100
nH
50 ohm antenna
CAUTION: Electrostatic Sensitive Device. Observe precautions when handling.
3
RFM [ RF MONOLITHICS, INC ]
