AX5042-QFN28-TU AXSEM, AX5042-QFN28-TU Datasheet - Page 14

• Manufacturer Part Number: AX5042-QFN28-TU
• Description: RF Transceiver Narrow-Band-IC
• Manufacturer: AXSEM

Specifications of AX5042-QFN28-TU

• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 433 MHz, 868 MHz, 915 MHz
• Interface Type: SPI, UART
• Output Power: 14.5 dBm
• Operating Supply Voltage: 2.3 V to 2.8 V
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 54 mA
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK, PSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14
Specifications
RF Frequency Generation Subsystem (Synthesizer)
SYMBOL
f
f
f
f
BW
BW
BW
BW
T
T
T
T
T
T
T
T
PN1
PN1
PN2
Version 2.4
REF
range_hi
range_low
RESO
PN2
set1
set2
set3
set4
start1
start2
start3
start4
1
2
3
4
868
433
868
868
DESCRIPTION
Reference frequency
Frequency range
Frequency resolution
Synthesizer loop
bandwidth
Internal loop filter, pin
LPFILT is unconnected
Synthesizer settling time
for 1MHz step as
typically required for
RX/TX switching
Internal loop filter, pin
LPFILT is unconnected
Synthesizer start-up time
if crystal oscillator and
reference are running
Internal loop filter, pin
LPFILT is unconnected
Synthesizer phase noise
Loop filter configuration:
FLT=01
Charge pump current:
PLLCPI=111
Internal loop filter, pin
LPFILT is unconnected
Synthesizer phase noise
Loop filter configuration:
FLT=01
Charge pump current:
PLLCPI=001
Internal loop filter, pin
LPFILT is unconnected
CONDITION
BANDSEL=0
BANDSEL=1
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=111
default
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=001
Loop filter configuration: FLT=11
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=10
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=001
Loop filter configuration: FLT=11
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=10
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=111
default
Loop filter configuration: FLT=01
Charge pump current: PLLCPI=001
Loop filter configuration: FLT=11
Charge pump current: PLLCPI=111
Loop filter configuration: FLT=10
Charge pump current: PLLCPI=111
868 MHz; 50 kHz from carrier
868 MHz; 100 kHz from carrier
868 MHz; 300 kHz from carrier
868 MHz; 2 MHz from carrier
433 MHz; 50 kHz from carrier
433 MHz; 100 kHz from carrier
433 MHz; 300 kHz from carrier
433 MHz; 2 MHz from carrier
868 MHz; 50 kHz from carrier
868 MHz; 100 kHz from carrier
868 MHz; 300 kHz from carrier
868 MHz; 2 MHz from carrier
433 MHz; 50 kHz from carrier
433 MHz; 100 kHz from carrier
433 MHz; 300 kHz from carrier
433 MHz; 2 MHz from carrier
MIN.
800
400
1
TYP.
-100
-105
-105
-110
-115
100
200
500
-77
-75
-85
-85
-80
-90
-65
-90
-75
-80
-93
16
50
15
30
25
50
12
7
3
5
Datasheet AX5042
MAX.
930
470
dBc/Hz
dBc/Hz
UNIT
MHz
MHz
MHz
kHz
Hz
µs
µs