參數(shù)資料
型號: CYWUSB6935
廠商: Cypress Semiconductor Corp.
英文描述: WirelessUSB LR 2.4-GHz DSSS Radio SoC(WirelessUSB LR 2.4-GHz DSSS無線SoC)
中文描述: 的WirelessUSB LR 2.4 GHz的無線擴頻系統(tǒng)芯片(的WirelessUSB LR 2.4 GHz的無線擴頻芯片)
文件頁數(shù): 25/32頁
文件大?。?/td> 395K
代理商: CYWUSB6935
CYWUSB6935
Document #: 38-16008 Rev. *D
Page 25 of 32
Table 12-2. DIO Interface
Parameter
Transmit
t
TX_DIOVAL_SU
t
TX_DIO_SU
t
TX_DIOVAL_HLD
t
TX_DIO_HLD
t
TX_IRQ_HI
Description
Min.
Typ.
Max.
Unit
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
2.1
2.1
0
0
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
8
16
32
8
16
32
t
TX_IRQ_LO
Receive
t
RX_DIOVAL_VLD
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
–0.01
–0.01
–0.01
–0.01
–0.01
–0.01
6.1
8.2
16.1
6.1
8.2
16.1
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
t
RX_DIO_VLD
t
RX_IRQ_HI
1
1
1
8
16
32
t
RX_IRQ_LO
Figure 12-3. DIO Receive Timing Diagram
Figure 12-4. DIO Transmit Timing Diagram
data
DIO/
DIOVAL
IRQ
data
t
RX_IRQ_HI
t
RX_IRQ_LO
SAMPLE
t
RX_DIOVAL_VLD
t
RX_DIO_VLD
data
SAMPLE
DIO/
DIOVAL
IRQ
data
data
t
TX_IRQ_HI
t
TX_IRQ_LO
t
TX_DIO_SU
t
TX_DIOVAL_SU
t
TX_DIOVAL_HLD
t
TX_DIO_HLD
SAMPLE
SAMPLE
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