CYWUSB6935-48LTXI Cypress Semiconductor Corp, CYWUSB6935-48LTXI Datasheet - Page 25
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CYWUSB6935-48LTXI
Manufacturer Part Number
CYWUSB6935-48LTXI
Description
CYWUSB6935-48LTXI
Manufacturer
Cypress Semiconductor Corp
Series
WirelessUSB™r
Specifications of CYWUSB6935-48LTXI
Frequency
2.4GHz
Data Rate - Maximum
62.5kbps
Modulation Or Protocol
GFSK
Applications
General Purpose
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
48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
Operating Temperature (min)
0C
Operating Temperature (max)
70C
Operating Temperature Classification
Commercial
Product Depth (mm)
7mm
Product Length (mm)
7mm
Operating Supply Voltage (min)
2.7V
Operating Supply Voltage (typ)
3V
Operating Supply Voltage (max)
3.6V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Memory Size
-
Lead Free Status / Rohs Status
Compliant
Other names
428-2985
AC Characteristics
Table 37. SPI Interface
Notes
Document #: 38-16008 Rev. *E
t
t
t
t
t
t
t
t
t
14. AC values are not guaranteed if voltages on any pin exceed V
15. This stretch only applies to every 9th SCK HI pulse for SPI Burst Reads only.
16. For F
17. SCK must start low, otherwise the success of SPI transactions are not guaranteed.
SCK_CYC
SCK_HI (BURST READ)
SCK_HI
SCK_LO
DAT_SU
DAT_HLD
DAT_VAL
SS_SU
SS_HLD
M ISO
M O S I
M IS O
Parameter
SCK
OSC
S C K
SS
S S
= 13 MHz, 3.3V @ 25°C.
t
D A T _ S U
[15]
t
S S _ S U
data to m cu
[16]
SPI Clock Period
SPI Clock High Time
SPI Clock High Time
SPI Clock Low Time
SPI Input Data Set-up Time
SPI Input Data Hold Time
SPI Output Data Valid Time
SPI Slave Select Set-up Time before first positive edge of SCK
SPI Slave Select Hold Time after last negative edge of SCK
d a ta fro m m c u
[14]
every 8
Figure 11. SPI Burst Read Every 9th SCK HI Stretch Timing Diagram
t
SCK_HI
th
SCK_HI
t
S C K _ H I
t
D A T _ H L D
t
SC K_CYC
t
S C K _ C Y C
t
DAT_VAL
t
SCK_LO
Figure 10. SPI Timing Diagram
CC
Description
t
S C K _ L O
.
t
D A T _ V A L
d a ta fro m m c u
d a ta to m c u
data to m cu
t
SCK_H I (BURST READ)
every 9
th
SCK_HI
[17]
d a ta fro m m c u
d a ta to m c u
97
77
Min.
476
238
158
158
250
10
80
[16]
[16]
data to m cu
Typ.
every 10
CYWUSB6935
th
t
SCK_HI
174
S S _ H L D
Max.
[16]
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d a ta
d a ta
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
data
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