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
u
t
Transceiver Set-Up, 3.0 Vdc, -40 to +85 0C
Item
Symbol
ASK
ASK
ASK
576
1.74
6.96
220
220
560
8.2
Units
kbps
µs
µs
pF
pF
pF
K
Notes
DRNOM
230.4
4.34
17.36
470
390
1000
8.2
460.8
2.17
8.68
300
270
680
8.2
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
4 bits of same value
10ꢀ ceramic
10ꢀ ceramic
BBOUT Capacitor
10ꢀ ceramic
TXMOD Resistor
5ꢀ, for 0 dBm output
LPFADJ Resistor
5.1
3.0
2.0
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
30
22
K
PWIDTH Resistor
RPW
1000 to Vcc
4.7
1000 to Vcc
4.7
1000 to Vcc
4.7
K
5ꢀ
DC Bypass Capacitor
RF Bypass Capacitor 1
RF Bypass Capacitor 2
RF Bypass Bead
CDCB
CRFB1
CRFB2
LRFB
LAT
µF
pF
pF
tantalum
5ꢀ NPO
5ꢀ NPO
100
100
100
100
100
100
Fair-Rite
68
Fair-Rite
68
Fair-Rite
68
vendor
nH
2506033017YO or equivalent
50 ohm antenna
5ꢀ NPO
Series Tuning Inductor
Shunt Tuning Capacitor
Shunt Tuning/ESD Inductor
CAT
6.8
6.8
6.8
pF
LESD
220
220
220
nH
50 ohm antenna
CAUTION: Electrostatic Sensitive Device. Observe precautions when handling.
3
RFM [ RF MONOLITHICS, INC ]
