XE1205SKC868XE1 Semtech, XE1205SKC868XE1 Datasheet - Page 40

• Manufacturer Part Number: XE1205SKC868XE1
• Description: KIT STARTER FOR XE1205 868MHZ
• Manufacturer: Semtech
• Series: TrueRF™r
• Type: Transceiver, ISMr

Specifications of XE1205SKC868XE1

• Frequency: 868MHz
• For Use With/related Products: XE1205 (868MHz)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

The table below gives the pad configuration for the different chip modes and settings.
…….Mode
PAD
SW0
SW1
NSS_CONFIG
NSS_DATA
IRQ_0
IRQ_1
DATA
CLKOUT
MISO
MOSI
SCK
© Semtech 2008
CHIP
7.7
PAD CONFIGURATION VERSUS CHIP MODES
Sleep
OUTPUT when
Select_mode = ‘0’
else
Input
OUTPUT when
Select mode = ‘0’
else
Input
INPUT
INPUT
High impedance
High impedance
High impedance
OUTPUT
OUTPUT if
NSS_CONFIG=’0’
or NSS_DATA = ‘0’
else
High Impedance
INPUT
INPUT
Standby
OUTPUT when
Select_mode = ‘0’
else
Input
OUTPUT when
Select mode = ‘0’
else
Input
INPUT
INPUT
High impedance
High impedance
High impedance
OUTPUT
OUTPUT if
NSS_CONFIG=’0’
or NSS_DATA = ‘0’
else
High Impedance
INPUT
INPUT
Table 28. Pad configuration vs chip modes
INPUT
Receive
OUTPUT when
Select_mode = ‘0’
else
Input
OUTPUT when
Select mode = ‘0’
else
Input
INPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT if
NSS_CONFIG=’0’
or NSS_DATA = ‘0’
else
High Impedance
INPUT
INPUT
40
Transmit
OUTPUT when
Select_mode = ‘0’
else
Input
OUTPUT when
Select mode = ‘0’
else
Input
INPUT
INPUT
OUTPUT
OUTPUT
Input if Data_unidir
is low ELSE output
(refer to 5.2.5)
OUTPUT
OUTPUT if
NSS_CONFIG=’0’
or NSS_DATA = ‘0’
else
High Impedance
INPUT
INPUT
Comment
If Select_mode = ‘1’,
SW0 and SW1
defines the chip
mode
If Select_ mode = ‘1’,
SW0 and SW1
defines the chip
mode
NSS_CONFIG has
the priority over
NSS_DATA
NSS_DATA is used
as data modulation
input if Data_unidir is
high
Condition on
NSS_DATA only
applies in buffered
mode
XE1205
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