xe1205 Semtech Corporation, xe1205 Datasheet - Page 5

• Manufacturer Part Number: xe1205
• Description: Low-power, High Link Budget Integrated Uhf Transceiver
• Manufacturer: Semtech Corporation

4
Stresses above the values listed below may cause permanent device failure. Exposure to absolute maximum ratings for
extended periods may affect device reliability.
The device is ESD sensitive and should be handled with precaution.
4.2.1
4.2.2
The table below gives the electrical specifications of the transceiver under the following conditions:
Supply Voltage = 3.3V, temperature = 25 °C, 2-level FSK without pre-filtering, fc = 915 MHz, Df = 5 kHz,
Bit rate = 4.8 kbit/s, BW
environment as defined in section 8, unless otherwise specified.
© Semtech 2007
Symbol
IDDSL
IDDST
IDDR
IDDT
RFS
RFS_12
FDA
CCR
IIP3
BW
4.1
4.2
ELECTRICAL CHARACTERISTICS
Symbol
VDDop
Trop
Clop
Symbol
VDDmax
Tmr
ML
Operating Range
Electrical Specifications
ABSOLUTE MAXIMUM OPERATING RANGES
SPECIFICATIONS
Description
Supply current in sleep mode
Supply current in standby mode
Supply current in receiver mode
Supply current in transmitter mode
RF sensitivity
RF sensitivity at 1.2 kbit/s
Frequency deviation
Co-channel rejection
Input intercept point (from LNA input
to base-band filter output)
Base band filter bandwidth (SSB)
Description
Supply voltage
Temperature
Load capacitance on digital ports
Description
Supply voltage
Storage temperature
Receiver input level
SSB
= 10 kHz, BER = 0.1% (at the output of the bit synchronizer), matched impedances,
Table 2: Absolute Maximum Operation Ranges
Table 3: Operating Range
Conditions
Quartz oscillator (39 MHz)
enabled
RFOP = 5 dBm
RFOP = 15 dBm
Mode A
Mode B
Mode A
Mode B
Programmable
funw = f
f
Mode A
Mode B
Programmable (1)
LO
+ 1.995 MHz
LO
5
+ 1 MHz and
Min.
2.4
-40
Min.
-0.5
-55
-
Min
-13
-37
-21
1
-
-
-
-
-
-
-
-
-
-
-
-
-
Max.
Max.
3.6
85
25
125
3.9
0
Typ
0.85
-116
-102
-121
-107
200
0.2
-10
-33
-18
14
33
62
10
20
40
-
XE1205
Max
-113
-118
-104
1.10
16.5
Unit
255
-99
dBm
Unit
°C
pF
40
75
V
1
°C
-
-
-
-
-
-
-
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V
dBm
dBm
dBm
dBm
dBm
dBm
Unit
kHz
dBc
kHz
kHz
kHz
kHz
mA
mA
mA
mA
uA