XE1205I074TRLF Semtech, XE1205I074TRLF Datasheet - Page 40

• Manufacturer Part Number: XE1205I074TRLF
• Description: IC TXRX 433/868/915MHZ 48-VQFN
• Manufacturer: Semtech

Specifications of XE1205I074TRLF

• Frequency: 180MHz Center
• Data Rate - Maximum: 152.3kbps
• Modulation Or Protocol: FSK
• Applications: AMR, ISM, Home Automation, Process Control
• Power - Output: 0 ~ 15dBm
• Sensitivity: -121dBm
• Voltage - Supply: 2.4 V ~ 3.6 V
• Current - Receiving: 14mA
• Current - Transmitting: 62mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-VQFN
• Receiving Current: 14mA
• Transmitting Current: 62mA
• Data Rate: 4.8Kbps
• Modulation Type: FSK
• Rf Ic Case Style: VQFN
• No. Of Pins: 48
• Supply Voltage Range: 2.4V To 3.6V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (max): 3.6V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant
• Other names: XE1205I074TR

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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