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參數(shù)資料
| 型號(hào)： | CYWUSB6942 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | WirelessUSB EX Radio |
| 中文描述： | 前電臺(tái)的WirelessUSB |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 201K |
| 代理商： | CYWUSB6942 |
PRELIMINARY
CYWUSB6941
Document #: 38-16004 Rev. *A
Page 5 of 14
4.0
Pin Description
Table 4-1. Pin Description Table for the CYWUSB6941
Ball
RF Pins
E1
F5
Filter/Crystal/Power Control Pins
D7
X13
E7
X13IN
B7
X13OUT
Radio Control Interface (Data Pins)
A5
BTXD
A6
BRXD
D5
PACTL
Name
Type
Default
Description
RFIN
RFOUT
Input
Output
N/A
N/A
Antenna Input
. Modulated RF signal received.
Antenna Output
. Modulated RF signal to be transmitted.
Input
Input
Output
N/A
N/A
Crystal Differential Input
. Input for a differential crystal oscillator.
Crystal Differential Input
. Input for a differential crystal oscillator.
System Clock
. Buffered 13-MHz system clock.
Input
Output
Output
Transmit Data
. Transmit data input port.
Receive Data
. Demodulated and sliced digital receive data.
Power Amplifier Control.
High is an enable for external power amplifier in the transmit
mode.
Radio Control Interface (Control Pins)
B5
BRCLK
Output
Transmit Clock
. 1-MHz clock associated with the transmit data.
C5
BPAEN
Input
Power Amplifier Enable
. Enables the PA in transmit mode. Active HIGH.
C6
BRXEN
Input
Receive Circuitry Enable
. This signal enables the receive circuitry. Active HIGH.
B6
BTXEN
Input
Transmit Circuitry Enable
. This signal enables the transmit circuitry. Active HIGH.
C4
BSEN
Input
Synthesizer Enable
. This signal enables the hop synthesizer. Active HIGH.
A2
BnPWR
Input
Power-on Reset
. This signal is active LOW. Connects to CYWUSB6942 signal BnPWR
D6
BXTLEN
Input
Crystal Oscillator Enable
. This signal enables the crystal oscillator. Active HIGH.
Serial Interface Pins
A3
BMOSI
Input
Input Data
. This is the serial data input pin.
B3
BMISO
Output
Output Data
. This is the serial data output pin.
A4
BDCLK
Input
Input Clock
. This is the serial input clock.
B4
BnDEN
Input
Enable
. This signal enables the serial communication.
Power and Ground Pins
B2
VCC1
V
CC
H
V
CC
pins for RF and analog baseband signals
.
D1
VCC2
F6
VCC3
E6
VCC4
V
CC
H
V
CC
pin for digital signals
.
A1
GND
GND
L
Ground pins
.
A7
C2
C3
C7
D2
D3
D4
E2
E3
E4
E5
F1
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