AS3977-BQFU austriamicrosystems, AS3977-BQFU Datasheet - Page 6

• 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 - P i n A s s i g n m e n t s
Table 1. Pin Descriptions
www.austriamicrosystems.com
VREGDIG
Pin Name
XTALOUT
Reserved
VREGRF
DATAIO
MCCLK
XTALIN
VCCPA
GND
VDD
CLK
VSS
Pin Number
10
11
12
13
14
15
16
17
6
7
8
9
DATAIO
VCCPA
VDD
Positive Power Pin
Positive Power Pin
GND Power Pin
CLK
GND Pin
VDD
VDD
Type
XTALOUT
Revision 3.5
VREGD IG
VDD
MC CCLK
VREGRF
SDI clock
XTAL oscillator input, DC Level approximately 1 Volt,
needs an DC Blocker in case of external clock
XTAL oscillator output, DC Level approximately 1
Volt
Voltage regulator2 (VRegDig) output, requires a
capacitor with nominal 100 nF.
Positive supply of digital part and voltage regulator2
(VRegDig)
Digital CMOS level input Pin, SDI data input / output
Micro controller clock output Digital output with
variable driver strength
Negative supply of digital part
Must be connected to GND
Positive supply of PA and voltage regulator
Voltage regulator output to feed the RF Amplifier. For
optimum performance a capacitor with nominal 1µF
and 100 nF is recommended.
Negative supply of analogue part (exposed paddle)
Description
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