AXSIGFOX
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Table 1. PIN FUNCTION DESCRIPTIONS
DescriptionTypePin(s)Symbol
CLKP 40 A TCXO interface
GND Center pad P Ground on center pad of QFN, must be connected
A = analog input
I = digital input signal
O = digital output signal
PU = pullup
I/O = digital input/output signal
N = not to be connected
P = power or ground
PD = pulldown
All digital inputs are Schmitt trigger inputs, digital input
and output levels are LVCMOS/LVTTL compatible. Pins
GPIO[3:0] must not be driven above VDD_IO, all other
digital inputs are 5 V tolerant. All GPIO pins and UARTRX
start up as input with pullup. For explanations on how to
use the GPIO pins, see chapter “AT Commands”.
Table 2.
Pin Possible GPIO Modes
GPIO0 0, 1, Z, U, A, T
GPIO1 0, 1, Z, U, A
GPIO2 0, 1, Z, U, A
GPIO3 0, 1, Z, U, A
GPIO4 0, 1, Z, U, T
GPIO5 0, 1, Z, U
GPIO6 0, 1, Z, U
GPIO7 0, 1, Z, U
GPIO8 0, 1, Z, U
GPIO9 0, 1, Z, U
0 = pin drives
1 = not to be connected
Z = pin is high impedance input
U = pin is input with pullup
A = pin is analog input
T = pin is driven by clock or DAC
Pinout Drawing
Figure 2. Pinout Drawing (Top View)
AXSigfox
QFN40
8
7
6
5
4
3
2
1
9 10 11 12 13 14 15 16 17 18 19 20
21
22
23
24
25
26
27
28
40 39 38 37 36 35 34 33 32 31 30 29
VDD_ANA
ANTP
GND
ANTN
NC
GND
GND
VDD_ANA
FILT
CLKP
CLKN
NC
CAL
VDD_IO
NC
GPIO0
VDD_IO
GND
RESET_N
GPIO1
GPIO2
NC
GPIO3
L2
L1
NC
GPIO8
GPIO7
GPIO6
GPIO5
GPIO4
CPU_LED
TX_LED
VTCXO
GPIO9
UARTTX
UARTRX
RXLED
TXLED
NC
AXSIGFOX
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SPECIFICATIONS
Table 3. ABSOLUTE MAXIMUM RATINGS
Symbol Description Condition Min Max Units
VDD_IO Supply voltage 0.5 5.5 V
IDD Supply current 200 mA
P
tot
Total power consumption 800 mW
P
i
Absolute maximum input power at receiver input ANTP and ANTN
pins in RX mode
10 dBm
I
I1
DC current into any pin except ANTP, ANTN 10 10 mA
I
I2
DC current into pins ANTP, ANTN 100 100 mA
I
O
Output Current 40 mA
V
ia
Input voltage ANTP, ANTN pins 0.5 5.5 V
Input voltage digital pins 0.5 5.5 V
V
es
Electrostatic handling HBM 2000 2000 V
T
amb
Operating temperature 40 85 °C
T
stg
Storage temperature 65 150 °C
T
j
Junction Temperature 150 °C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
AXSIGFOX
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DC Characteristics
Table 4. SUPPLIES
Conditions for all current and charge values unless otherwise specified are for the hardware configuration described in the AXSigfox
Application Note: Sigfox Compliant Reference Design.
Symbol Description Condition Min Typ Max Units
T
AMB
Operational ambient temperature 40 27 85 °C
VDD
IO
I/O and voltage regulator supply
voltage
1.8 3.0 3.6 V
VDD
IO_R1
I/O voltage ramp for reset activation;
Note 1
Ramp starts at VDD_IO 0.1 V 0.1 V/ms
VDD
IO_R2
I/O voltage ramp for reset activation;
Note 1
Ramp starts at 0.1 V < VDD_IO < 0.7 V 3.3 V/ms
I
DS
Deep sleep mode current AT$P=2 100 nA
I
SLP
Sleep mode current AT$P=1 1.3
mA
I
STDBY
Standby mode current
Note 3
0.5 mA
I
RX_CONT
Current consumption continuous RX AT$SR=1,1,1 10 mA
Q
SFX_OOB_0
Charge to send a Sigfox out of band
message, 0 dBm
AT$S0 0.12 C
Q
SFX_BIT_0
Charge to send a bit, 0 dBm AT$SB=0 0.08 C
Q
SFX_BITDL_0
Charge to send a bit with downlink
receive, 0 dBm
AT$SB=0,1 0.27 C
Q
SFX_LFR_0
Charge to send the longest possible
Sigfox frame (12 byte) , 0dBm
AT$SF=00112233445566778899aabb 0.14 C
Q
SFX_LFRDL_0
Charge to send the longest possible
Sigfox frame (12 byte) with downlink
receive, 0 dBm
AT$SF=00112233445566778899aabb,1 0.27 C
Q
SFX_OOB_14
Charge to send a Sigfox out of band
message, 14 dBm
AT$S0 0.28 C
Q
SFX_BIT_14
Charge to send a bit, 14 dBm AT$SB=0 0.20 C
Q
SFX_BITDL_14
Charge to send a bit with downlink
receive, 14 dBm
AT$SB=0,1 0.35 C
Q
SFX_LFR_14
Charge to send the longest possible
Sigfox frame (12 byte) , 14 dBm
AT$SF=00112233445566778899aabb 0.39 C
Q
SFX_LFRDL_14
Charge to send the longest possible
Sigfox frame (12 byte) with downlink
receive, 14 dBm
AT$SF=00112233445566778899aabb,1 0.46 C
I
TXMOD0AVG
Modulated Transmitter Current,
Note 2
Pout=0 dBm; average 19.0 mA
I
TXMOD14AVG
Modulated Transmitter Current,
Note 2
Pout=14 dBm; average 49.0 mA
1. If VDD_IO ramps cannot be guaranteed, an external reset circuit is recommended, see the AX8052 Application Note: Power On Reset
2. The output power of the AXSigfox can be programmed in 1 dB steps from 0 dBm – 14 dBm. Current consumption values are given for a
matching network that is optimized for 14 dBm output. 0 dBm transmission with typically 10 mA can be achieved with other networks that
are optimized for 0 dBm operation.
3. Internal 20 MHz iscillator, voltage conditioning and supervisory circuit running.

AX-SFEU-API-1-01-TX30

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
RF System on a Chip - SoC RF-MICROCONTROLLER
Lifecycle:
New from this manufacturer.
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