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Characteristics
LNA gain
IF filter lower cutoff frequency 1
IF filter higher cutoff frequency 1
IF filter lower cutoff frequency 2
IF filter higher cutoff frequency 2
RSSI output voltage 1
RSSI output voltage 2
RSSI output voltage 3
RSSI output resistance
Duty ratio
(Unless otherwise specified, Ta = 25°C, V
Vin(X_IN) = 1.5Vp-p, FSK modulation, ENB = High, RF transmitting, Unmodulated, Set register:h'0A[D7] = "1", Set
other registers initial)
Characteristics
Output level (315MHz) 1
Table 9-3 RF-Receiving Characteristics
Test
Symbol
Circuit
G
11-4
v (LNA)
IF
-
L1
IF
-
H1
IF
-
L2
IF
-
H2
V
11-5
RSSI1
V
11-5
RSSI2
V
11-5
RSSI3
R
11-3
RSSI
DR
11-5
fm
= 5.0V (For 5V use), fin(RF) = 314.94MHz, fin(X_IN) = 30.32MHz,
DD
Table 9-4 RF-Transmitting Characteristics
Test
Symbol
Circuit
P
11-6
TX (315)1
power, Via a matching circuit,
80
Test Condition
50 Ω termination
fo-3dB point
IF = 230kHz / Wide band
fo-3dB point
IF = 230kHz / Wide band
fo-3dB point
IF = 280kHz / Middle band
fo-3dB point
IF = 280kHz / Middle band
V
= -80dBm,
IN (MIX)
Unmodulated
V
= -60dBm,
IN (MIX)
Unmodulated
V
= -30dBm,
IN (MIX)
Unmodulated
-
V
= -60dBm,
IN (MIX)
DATA_IO pin output,
Data pattern: 010101···
Test Condition
FSK,
314.94MHz,Unmodulated,
Via a matching circuit,
Set maximum output,
ASK, 314.94MHz, Peak
Set maximum output,
TC32306FTG
Min
Typ.
Max
Unit
-11
-8
-5
dB
-
70
90
kHz
370
390
-
kHz
-
140
160
kHz
390
410
-
kHz
0.30
0.55
0.80
V
0.85
1.25
1.60
V
1.85
2.35
2.80
V
37.5
50
62.5
kΩ
45
50
55
%
Min
Typ.
Max
Unit
8
10
12
dBm
2015-10-01
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