CYWUSB6935 Cypress Semiconductor Corporation., CYWUSB6935 Datasheet - Page 21
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CYWUSB6935
Manufacturer Part Number
CYWUSB6935
Description
Lr 2.4-ghz Dsss Radio Soc
Manufacturer
Cypress Semiconductor Corporation.
Datasheet
1.CYWUSB6935.pdf
(32 pages)
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8.0
Table 8-1. Pin Description Table
Document #: 38-16008 Rev. *D
Analog RF
Crystal / Power Control
SERDES Bypass Mode Communications/Interrupt
SPI Communications
Power and Ground
42, 44, 45
43, 47, 48
1, 2, 3, 4,
Pin QFN
Exposed
6, 9, 16,
7, 8, 10,
28, 29,
32, 41,
15, 17,
18, 27,
30, 31,
36, 37,
39, 40,
11, 12,
paddle
46
38
35
26
33
14
34
20
19
21
23
24
25
22
13
5
Pin Descriptions
RFIN
RFOUT
X13
X13IN
X13OUT
PD
RESET
PACTL
DIO
DIOVAL
IRQ
MOSI
MISO
SCK
SS
VCC
GND
NC
GND
Name
Output /Hi-Z
Output/Hi-Z
Output/Hi-Z
Output
Type
Input
Input
Input
Input
Input
Input
Input
Input
VCC
GND
GND
N/A
I/O
I/O
I/O
Default
Output
Output
Input
Input
Input
Input
Hi-Z
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
H
L
L
RF Input . Modulated RF signal received.
RF Output . Modulated RF signal to be transmitted.
Crystal Input . (refer to Section 4.6 ).
Crystal Input . (refer to Section 4.6 ).
System Clock . Buffered 13-MHz system clock.
Power Down . Asserting this input (low), will put the IC in the Suspend
Mode (X13OUT is 0 when PD is Low).
Active LOW Reset . Device reset.
PACTL . External Power Amplifier control. Pull-down or make output.
Data Input/Output. SERDES Bypass Mode Data Transmit/Receive.
Data I/O Valid . SERDES Bypass Mode Data Transmit/Receive Valid.
IRQ . Interrupt and SERDES Bypass Mode DIOCLK.
Master-Output-Slave-Input Data . SPI data input pin.
Master-Input-Slave-Output Data . SPI data output pin.
SPI Input Clock . SPI clock.
Slave Select Enable . SPI enable.
V
Ground = 0V .
Must be tied to Ground.
Must be tied to Ground.
CC
= 2.7V to 3.6V.
Description
CYWUSB6935
Page 21 of 32
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