RF68 Datasheet, PDF (6/21 Pages) List of Unclassifed Manufacturers – Low Cost Integrated Transmitter IC

RF68
2.4. Electrical Specifications
The table below gives the electrical specifications of the transmitter under the following conditions: Supply voltage = 3.3 V,
temperature = 25 °C, f_XOSC = 26 MHz, f_RF = 915 MHz, 2-FSK modulation with Fdev=+/-10 kHz, bit rate = 10 kbit/s and
output power = +10 dBm terminated in a matched 50 Ohm impedance, unless otherwise specified.
Table 4 Transmitter Specifications
Symbol Description
Current Consumption
IDDSL
Supply current in Sleep mode
IDDT_315 Supply current in Transmit mode
at 315 MHz*
IDDT_915 Supply current in Transmit mode
at 915 MHz*
RF and Baseband Specifications
FBAND Accessible Frequency Bands
See details in Table 7.
FDA
BRF
BRO
OOK_B
RFOP
RFOPFL
DRFOPV
PHN
Frequency deviation, FSK
Bit rate, FSK
Bit rate, OOK
OOK Modulation Depth
RF output power in 50 Ohms
in either frequency band
RF output power flatness
Variation in RF output power with
supply voltage
Transmitter phase noise
STEP_22
STEP_24
STEP_26
RF frequency step
RF frequency step
RF frequency step
Conditions
Min
-
RFOP=+10dBm 50% OOK -
RFOP=+10dBm FSK -
RFOP=0dBm FSK
-
RFOP=+10dBm FSK -
RFOP=0dBm FSK -
Band 0, with FXOSC=22 MHz
310
Band 0, with FXOSC=24 MHz
312
Band 0, with FXOSC=26 MHz
338
Band 1, with FXOSC=26 MHz
860
902
10
Permissible Range
0.5
Permissible Range
0.5
-
High Power Setting 7
Low Power Setting* -3
From 315 to 390 MHz, 50 Ohms load -
2.5 V to 3.3 V -
1.8 V to 3.7 V -
At offset:
100 kHz -
350 kHz -
550 kHz -
1.15 MHz -
FXOSC = 22 MHz, Band 0
-
FXOSC = 24 MHz, Band 0
-
FXOSC = 26 MHz, Band 0
-
FXOSC = 26 MHz, Band 1
-
Typ
0.5
11
15
9
17.5
10.5
-
-
-
-
-
-
-
-
45
10
0
2
-
-
-82
-92
-96
-103
1.34277
1.46484
1.58691
3.17383
Max Unit
1 µA
- mA
- mA
- mA
- mA
- mA
450 MHz
450 MHz
450 MHz
870 MHz
928 MHz
200 kHz
100 kbps
10 kbps
- dB
- dBm
- dBm
- dB
3 dB
7 dB
-76
-81
-91
-101
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
- kHz
- kHz
- kHz
- kHz
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