at86rf211 ATMEL Corporation, at86rf211 Datasheet - Page 43

• Manufacturer Part Number: at86rf211
• Description: Fsk Transceiver For Ism Radio Applications
• Manufacturer: ATMEL Corporation

Synthesizer
Specification
Notes:
Receiver Specification
Note:
1942C–WIRE–06/02
Input IP3
Max Input Power
Parameter
Frequency Range
Frequency Range
Crystal Frequency
Crystal Frequency
Oscillator Settling Time
Lock Time
Lock Time
Phase Noise 400 to 480 MHz
Phase Noise 800 to 950 MHz
Phase Noise 400 to 480 MHz
Phase Noise 800 to 950 MHz
Parameter
IF1
IF1 Filter Impedance
IF2
IF2 Filter Impedance
FSK Sensitivity
Noise Figure
1. Crystal frequency can be slightly changed but since IF2 = IF1 - Crystal frequency, IF2 will shift and must remain within the
2. With the "typical implementation" loop filter.
1. The overall sensitivity depends on measurements conditions and external components, i.e.:
(2)
(2)
IF2 filter and discriminator bandwidth.
-100 dBm for BW = ± 10 kHz, F = ± 7.5 kHz, Brate = 4800 bps with RF switch used and external SAW filter
Min
Unless otherwise specified, data is given for T = 25°C, V
ii
Unless otherwise specified, data is given for T = 25°C V
10.235
20.925
Min
400
800
5
1700
10.7
-105
Typ
330
455
-15
15
10.245
20.945
Max
Typ
300
-5
-80
-75
-91
-86
30
8
Unit
MHz
dBm
dBm
dBm
kHz
dB
10.255
20.965
Max
480
950
Comments
21.4 MHz also possible
Typical performance with a BER of 1% at input pin
RXIN (45). BW = ± 10 kHz, F = ± 7.5 kHz; Brate =
4800 bps
Input matched, complete RX chain
BER < 10%
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
(1)
Unit
MHz
MHz
MHz
MHz
ms
µs
µs
SUPPLY
SUPPLY
Comments
Digital programming
Digital programming
IF 1 = 10.7 MHz
IF 1 = 21.4 MHz
Depending on crystal
specifications
From oscillator settling
100 kHz shift
At 10 kHz from the carrier
At 10 kHz from the carrier
At 100 kHz from the carrier
At 100 kHz from the carrier
= 2.7V
= 2.7V
AT86RF211
(1)
(1)
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