SX1233 Просмотр технического описания (PDF) - Semtech Corporation
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SX1233 Datasheet PDF : 81 Pages
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SX1233
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
1.3. Pin Description
Table 1 SX1233 Pinouts
Number
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Name
GROUND
VBAT1
VR_ANA
VR_DIG
XTA
XTB
RESET
DIO0
DIO1/DCLK
DIO2/DATA
DIO3
DIO4
DIO5
VBAT2
GND
SCK
MISO
MOSI
NSS
RXTX
GND
RFIO
GND
PA_BOOST
VR_PA
Type
-
-
-
-
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
-
-
I
O
I
I
O
-
I/O
-
O
-
Description
Exposed ground pad
Supply voltage
Regulated supply voltage for analogue circuitry
Regulated supply voltage for digital blocks
XTAL connection
XTAL connection
Reset (Refer to section 7.2)
Digital I/O, software configured
Digital I/O, software configured
Digital I/O, software configured
Digital I/O, software configured
Digital I/O, software configured
Digital I/O, software configured
Supply voltage
Ground
SPI Clock input
SPI Data output
SPI Data input
SPI Chip select input
Rx/Tx switch control: high in Tx
Ground
RF input / output
Ground
Optional high-power PA output
Regulated supply for the PA
Note PA_BOOST can be left floating if unused
Rev 3.April 2010
Page 10
www.semtech.com
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