CYWUSB6935 Cypress Semiconductor Corporation., CYWUSB6935 Datasheet - Page 6

• Manufacturer Part Number: CYWUSB6935
• Description: Lr 2.4-ghz Dsss Radio Soc
• Manufacturer: Cypress Semiconductor Corporation.

6.0
Figure 6-1 shows a block diagram example of a typical battery
powered device using the CYWUSB6935 chip.
Document #: 38-16008 Rev. *D
Application
Hardware
Application Examples
Battery
W ir elessU S B LR +
ALAR M P AN E L
+
-
P S oC
DC2DC
LDO/
8-bit MCU
PSoC
Figure 6-1. CYWUSB6935 Battery Powered Device
Vcc
Figure 6-2. WirelessUSB LR Alarm System
3.3 V
RESET
SPI
IRQ
PD
4
Figure 6-2 shows an application example of a WirelessUSB
LR alarm system where a single hub node is connected to an
alarm panel. The hub node wirelessly receives information
from multiple sensor nodes in order to control the alarm panel.
WirelessUSB LR
W ir elessU S B LR
W ir elessU S B LR
W ir elessU S B LR
W ir elessU S B LR
Vcc
RFOUT
RFIN
…
0.1µF
Crystal
13MHz
2.0 pF
P S oC + K E YP AD
3.3 nH
P S oC + MO TIO N
P S oC + S MO K E
P S oC + D O O R
2.2 nH
D E TE C TO R
D E TE C TO R
2.0 pF
CYWUSB6935
S E N S O R
27 pF
PCB Trace
1.2 pF
Antenna
Page 6 of 32
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