CYWUSB6935-28SEI Cypress Semiconductor Corp, CYWUSB6935-28SEI Datasheet - Page 27
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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
Table 12-2. DIO Interface
Document 38-16008 Rev. **
t
t
t
t
t
t
t
t
t
t
TX_DIOVAL_SU
TX_DIO_SU
TX_DIOVAL_HLD
TX_DIO_HLD
TX_IRQ_HI
TX_IRQ_LO
RX_DIOVAL_VLD
RX_DIO_VLD
RX_IRQ_HI
RX_IRQ_LO
Parameter
Transmit
Receive
D IO V A L
D IO V A L
D IO /
IR Q
D IO /
IR Q
DIOVAL Set-up Time
DIO Set-up Time
DIOVAL Hold Time
DIO Hold Time
Minimum IRQ High Time - 32 chips/bit DDR
Minimum IRQ High Time - 32 chips/bit
Minimum IRQ High Time - 64 chips/bit
Minimum IRQ Low Time - 32 chips/bit DDR
Minimum IRQ Low Time - 32 chips/bit
Minimum IRQ Low Time - 64 chips/bit
DIOVAL Valid Time - 32 chips/bit DDR
DIOVAL Valid Time - 32 chips/bit
DIOVAL Valid Time - 64 chips/bit
DIO Valid Time - 32 chips/bit DDR
DIO Valid Time - 32 chips/bit
DIO Valid Time - 64 chips/bit
Minimum IRQ High Time - 32 chips/bit DDR
Minimum IRQ High Time - 32 chips/bit
Minimum IRQ High Time - 64 chips/bit
Minimum IRQ Low Time - 32 chips/bit DDR
Minimum IRQ Low Time - 32 chips/bit
Minimum IRQ Low Time - 64 chips/bit
t
R X _ IR Q _ H I
d a ta
Figure 12-4. DIO Transmit Timing Diagram
Figure 12-3. DIO Receive Timing Diagram
t
TX _D IO V A L_S U
t
Description
T X _D IO _S U
t
TX _IR Q _H I
PRELIMINARY
t
R X _ D IO V A L _ V L D
t
R X _ D IO _ V L D
t
data
R X _ IR Q _ L O
t
T X _IR Q _LO
t
T X _D IO V A L_H LD
t
T X _D IO _H LD
-0.01
-0.01
-0.01
-0.01
-0.01
-0.01
Min.
Min.
2.1
2.1
0
0
d a ta
Typ.
Typ.
16
32
16
32
16
32
8
8
1
1
1
8
data
CYWUSB6935
Max.
Max.
16.1
16.1
6.1
8.2
6.1
8.2
Page 27 of 32
d a ta
Unit
Unit
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs