CYWUSB6935-48LFXC Cypress Semiconductor Corp, CYWUSB6935-48LFXC Datasheet - Page 20

• Manufacturer Part Number: CYWUSB6935-48LFXC
• Description: IC USB WIRELESS 2.4GHZ 48VQFN
• Manufacturer: Cypress Semiconductor Corp

Specifications of CYWUSB6935-48LFXC

• 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: 0°C ~ 70°C
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Transmitting Current: 69.1mA
• Data Rate: 62.5Kbps
• Frequency Range: 2.4GHz To 2.483GHz
• Modulation Type: GFSK
• Rf Ic Case Style: QFN
• No. Of Pins: 48
• Supply Voltage Range: 2.7V To 3.6V
• Operating: RoHS Compliant
• Sensitivity Dbm: -95dBm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 428-1625

Table 29. VCO Calibration
\
Table 30. Reg Power Control
Table 31. Carrier Detect
Table 32. Clock Manual
Document #: 38-16008 Rev. *E
7:0 Manual Clock Overrides This register must be written with 0x41 after reset for correct operation
Bit
7:6 VCO Slope Enable
5:0 Reserved
Bit
Carrier Detect
6:0 Reserved
Bit
6:0 Reserved
Bit
7
7
Reg Power
Override
Control
(Write-Only)
Carrier Detect Override When set, this bit overrides carrier detect. The user must set Reg 0x20, bit 6=1 to enable writes to
Reg Power
Control
VCO Slope Enable
7
7
7
7
Name
Addr: 0x2E
Addr: 0x26
Addr: 0x2F
Addr: 0x32
Name
Name
Name
These bits are reserved and should be written with zeroes.
When set, this bit disables unused circuitry and saves radio power. The user must set Reg 0x20, bit 6 = 1 to
enable writes to Reg 0x2E. The application MCU must set this bit during initialization.
6
6
6
6
The Voltage Controlled Oscillator (VCO) Slope Enable bits are used to specify the amount of variance
automatically added to the VCO.
11 = –5/+5 VCO adjust. The application MCU must configure this option during initialization
10 = –2/+3 VCO adjust
01 = Reserved
00 = No VCO adjust
These bits are undefined for read operations.
These bits are reserved and should be written with zeroes.
Reg 0x2F.
These bits are reserved and should be written with zeroes.
5
5
5
5
REG_CARRIER_DETECT
REG_CLOCK_MANUAL
Manual Clock Overrides
4
4
4
4
REG_VCO_CAL
REG_PWR_CTL
Reserved
Description
Reserved
Description
3
3
3
3
Description
Description
Reserved
2
2
2
2
1
1
1
1
CYWUSB6935
Default: 0x00
Default: 0x00
Default: 0x00
Default: 0x00
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