CYWUSB6935-28SEI Cypress Semiconductor Corp, CYWUSB6935-28SEI Datasheet - Page 27

• Manufacturer Part Number: CYWUSB6935-28SEI
• Description: IC WIRELESS USB 2.4GHZ 28-SOIC
• Manufacturer: Cypress Semiconductor Corp

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