AS3977-BQFU austriamicrosystems, AS3977-BQFU Datasheet - Page 31

• Manufacturer Part Number: AS3977-BQFU
• Description: IC RF TRANSMITTER FSK 16-QFN
• Manufacturer: austriamicrosystems

Specifications of AS3977-BQFU

• Frequency: 300MHz ~ 928MHz
• Applications: ISM
• Modulation Or Protocol: FSK
• Data Rate - Maximum: 100 kbps
• Power - Output: 10dBm
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Current - Transmitting: -

AS3977
Data Sheet - A p p l i c a t i o n I n f o r m a t i o n
Table 23. Configuration Registers Description
www.austriamicrosystems.com
Baud Rate Generator, Data Generator and Digital Test Multiplexer section
K<15:11>
J<12:11>
J<14:13>
Register
K<10:9>
K<3:0>
K<8:7>
L<7:1>
L<9:8>
J<15>
K<4>
K<5>
K<6>
L<0>
PREOP1
PREOP2
RPAOV1
RPAOV2
PAOP1
PAOP2
MCCS
Name
<1:0>
<1:0>
<4:0>
<1:0>
<1:0>
<4:0>
<1:0>
FSK1
FSK2
LS
LT
-
application dependent
application dependent
application dependent
application dependent
Default Value
0000000
Revision 3.5
11
11
11
0
0
0
0
PA voltage regulator setting 1
0 (00): V
1 (01): V
2 (10): V
3 (11): V
Power amplifier power level setting 1
0 (00): maximum power
:
3 (11): minimum power
Preamplifier power level setting 1
0 (00000): power off
1 (00001): minimum power
:
31 (11111): maximum power
Modulation type selection 1
0: FSK
1: reserved for test purposes only
Lock transmit, active=high
Low power supply indicator, active=high
PA voltage regulator setting 2
0 (00): V
1 (01): V
2 (10): V
3 (11): V
Power amplifier power level setting 2
0 (00): maximum power
:
3 (11): minimum power
Preamplifier power level setting 2
0 (00000): power off
0 (00001): minimum power
:
31 (11111): maximum power
Modulation type selection 2
0: FSK
1: reserved for test purposes only
reserved Bits: set to Binary 0000000 for
normal mode of operation
Micro controller clock output
0 (00): reserved
1 (01): reserved
2 (10): Micro controller clock is on during
transmit (MCCLK is output)
3 (11): Micro controller clock is always on
(MCCLK is output)
REG
REG
REG
REG
REG
REG
REG
REG
=2.0V
=2.0V
=1.7V
=1.8V
=1.9V
=1.7V
=1.8V
=1.9V
Description
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