atr2434 ATMEL Corporation, atr2434 Datasheet - Page 31

• Manufacturer Part Number: atr2434
• Description: Wirelessusb 2.4-ghz Dsss Radio Soc - Atmel Corporation
• Manufacturer: ATMEL Corporation

Figure 12. DIO Transmit Timing Diagram
Radio Parameters
4822C–ISM–09/04
Parameter Description
RF frequency range
Radio Receiver (V
Sensitivity
Maximum received signal
RSSI value for PWRin > -40 dBm
RSSI value for PWRin < -95 dBm
Interference Performance
Co-channel interference rejection Carrier-to-Interference (C/I)
Adjacent (1 MHz) channel selectivity C/I 1 MHz
Adjacent (2 MHz) channel selectivity C/I 2 MHz
Adjacent (> 3 MHz) channel selectivity C/I > 3 MHz
Image
Adjacent (1 MHz) interference to in-band image frequency,
C/I image
Out-of-band Blocking Interference Signal Frequency
30 MHz to 2399 MHz except (FO/N and FO/N ±1 MHz)
2498 MHz to 12.75 GHz, except (FO/N and FO × N ±1 MHz)
Intermodulation
Spurious Emission
30 MHz to 1 GHz
1 GHz to 12.75 GHz except (4.8 GHz to 5.0 GHz)
4.8 GHz to 5.0 GHz
Radio Transmitter (V
Maximum RF transmit power
RF power control range
Notes:
(2)
frequency interference, C/I image
1. Subject to regulation.
2. Image frequency is +4 MHz from desired channel (2 MHz low IF, high side injection).
3. FO = Tuned Frequency, N = Integer.
4. Antenna matching network and antenna will attenuate the output signal at these frequencies to meet regulatory
±
IRQ
1 MHz
DIO/
DIOVAl
requirements.
CC
= 3.3 V, f
CC
= 3.3 V, f
osc
osc
= 13.000 MHz, X13OUT off, 64 chips/bit, Threshold Low = 8, Threshold High = 56, BER < 10-3)
= 13.000 MHz)
t
t
TX_DIO_SU
TX_DIOVAL_SU
t
TX_IRQ_HI
(3)
(3)
data
Conditions
(1)
C = -60 dBm
C = -60 dBm
C = -60 dBm
C = -67 dBm
C = -67 dBm
C = -67 dBm
C = -67 dBm
C = -67 dBm
C = -64 dBm
∆
PA = 7
t
f = 5,10 MHz
TX_IRQ_LO
t
t
TX_DIO_HLD
TX_DIOVAL_HLD
ATR2434 [Preliminary]
2.400
Min.
-85
-20
data
0 -10
Typ.
28.9
28 -
-0.5
-95
-32
-40
-31
-38
-24
-22
-31
31
-6
-2
9
2.483
-37
Max.
-47
-57
(4)
Unit
GHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dB
dB
dB
dB
dB
dB
dB
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