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LLCC68 Datasheet(PDF) 21 Page - Semtech Corporation

Part # LLCC68
Description  Long Range, Low Power, sub-GHz RF Transceiver
PDF  111 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

LLCC68 Datasheet(HTML) 21 Page - Semtech Corporation

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LLCC68
Data Sheet
Rev. 1.1
DS.LLCC68.W.APP
Dec 2024
21 of 111
Semtech
LLCC68
www.semtech.com
3.5.4 Transmit Mode Specifications
3.5.5 Digital I/O Specifications
Table 3-9: Transmit Mode Specifications
Symbol
Description
Conditions
Min
Typ
Max
Unit
TXOP
Maximum RF output power
Highest power step setting
-
+22
-
dBm
TXDRP
RF output power drop
versus supply voltage
+22dBm, VBAT = 2.7V
+22dBm, VBAT = 2.4V
+22dBm, VBAT = 1.8V
-
-
-
2
3
6
-
-
-
dB
dB
dB
TXPRNG
RF output power range
Programmable in 31 steps, typical value
TXOP-31
-
TXOP
dBm
TXACC
RF output power step accuracy
-
± 2
-
dB
TXRMP
Power amplifier ramping time
Programmable
10
-
3400
s
TS_TX
Tx wake-up time
Frequency Synthesizer enabled
-
36 + PA
ramping
-
s
Table 3-10: Digital I/O Specifications
Symbol
Description
Conditions
Min
Typ
Max
Unit
VIH
Input High Voltage
-
0.7*VBAT_IO 1
1. Excluding pin DIO3, which is referenced to VBAT.
-
VBAT_IO 1+0.3
V
VIL
Input Low Voltage
-
-0.3
-
0.3*VBAT_IO 1
V
VIL_N
Input Low Voltage for pin NRESET
-
-0.3
-
0.2*VBAT
V
VOH
Output High Voltage
Imax = -2.5mA
0.9*VBAT_IO 1
-
VBAT_IO 1
V
VOL
Output Low Voltage
Imax = 2.5mA
0
-
0.1*VBAT_IO 1
V
Ileak
Digital input leakage current
(NSS, MOSI, SCK)
-
-1
-
1
A



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