CYWUSB6935-28SEI Cypress Semiconductor Corp, CYWUSB6935-28SEI Datasheet - Page 28
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CYWUSB6935-28SEI
Manufacturer Part Number
CYWUSB6935-28SEI
Description
IC WIRELESS USB 2.4GHZ 28-SOIC
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CYWUSB6935-28SEI.pdf
(32 pages)
Specifications of CYWUSB6935-28SEI
Frequency
2.4GHz
Data Rate - Maximum
62.5kbps
Modulation Or Protocol
DSSS, GFSK
Applications
AMR, ISM, RKE
Power - Output
0dBm
Sensitivity
-95dBm
Voltage - Supply
2.7 V ~ 3.6 V
Current - Receiving
57.7mA
Current - Transmitting
69.1mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Memory Size
-
Other names
428-1576-5
12.1
Table 12-3. Radio Parameters
Document 38-16008 Rev. **
RF Frequency Range
Radio Receiver
Sensitivity
Maximum Received Signal
RSSI value for PWR
RSSI value for PWR
Interference Performance
Co-channel Interference rejection Carrier-to-Interference (C/I) C = –60 dBm
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 – 2399 MHz except (FO/N & FO/N±1 MHz)
2498 MHz – 12.75 GHz,
Intermodulation
Spurious Emission
30 MHz – 1 GHz
1 GHz – 12.75 GHz
4.8 GHz – 5.0 GHz
Radio Transmitter
Maximum RF Transmit Power
RF Power Control Range
RF Power Range Control Step Size
Frequency Deviation
Frequency Deviation
Zero Crossing Error
Occupied Bandwidth
Initial Frequency Offset
In-band Spurious
Second Channel Power (
> Third Channel Power (>3 MHz)
Non-Harmonically Related Spurs
30 MHz – 12.75 GHz
Harmonic Spurs
Second Harmonic
Third Harmonic
Fourth and Greater Harmonics
Notes:
17. FO = Tuned Frequency, N = Integer.
18. Subject to regulation.
19. Antenna matching network and antenna will attenuate the output signal at these frequencies to meet regulatory requirements.
20. Image frequency is +4 MHz from desired channel (2 MHz low IF, high side injection).
[20]
±
1 MHz
Radio Parameters
Frequency Interference, C/I Image
(V
Parameter Description
CC
(V
except (4.8GHz - 5.0GHz)
in
in
= 3.3V, fosc = 13.000 MHz, X13OUT off, 64 chips/bit, Threshold Low = 8, Threshold High = 56, BER < 10
CC
> -40 dBm
< -95 dBm
= 3.3V, fosc = 13.000 MHz)
except (FO*N & FO*N±1 MHz)
±
2 MHz)
[17]
PRELIMINARY
[17]
C = –60 dBm
C = –60 dBm
C = –67 dBm
C = –67 dBm
C = –64 dBm
PA = 7
seven steps, monotonic
[18]
C = –67 dBm
C = –67 dBm
C = –67 dBm
∆
PN Code Pattern 10101010
PN Code Pattern 11110000
100-kHz resolution
bandwidth, –6 dBc
f = 5,10 MHz
Conditions
2.400
Min.
–85
–20
500
28 - 31
±44.6
0 -10
Typ.
–0.5
28.9
–95
–32
–40
–31
–38
–24
–22
–31
276
317
±
898
–41
–49
4.1
–6
-2
9
80
CYWUSB6935
–3
)
–37
2.483
Max.
–57
–47
–30
–40
–57
–20
–30
–47
Page 28 of 32
[19]
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
Unit
GHz
kHz
kHz
kHz
kHz
dB
dB
dB
dB
dB
dB
dB
dB
ns