AS3977BQFU austriamicrosystems, AS3977BQFU Datasheet - Page 2

• Manufacturer Part Number: AS3977BQFU
• Description: Ultra-High Frequency FSK Transmitter IC
• Manufacturer: austriamicrosystems

Specifications of AS3977BQFU

• Modulation Type: FSK
• Supply Voltage Range: 2V To 3.6V
• Module Interface: Serial
• Supply Current: 17mA
• Ic Function: Multi-Channel Narrowband FSK Transmitter
• Termination Type: SMD
• No. Of Pins: 16
• Rohs Compliant: Yes
• Operating Temperature Range: -40°C To +85°C
• Filter Terminals: SMD
• Digital Ic Case Style: QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AS3977
Data Sheet - A p p l i c a t i o n s
Figure 1. AS3977 Block Diagram
www.austriamicrosystems.com/AS3977
XTAL OUT
DATA I/O
ENABLE
MC CLK
XTAL IN
CLOCK
Baudrate Gen.
sync.
Data
CLK Gen
÷T
Deviation
÷4
RF-power
RFchannel
RF-band
Temp
detector
LPR
Phase
ΔΦ
RFchannel
ΣΔ
GND
Charge
pump
±Q
VCCPLL
÷N
VSS
Revision 3.6
RF Band
Loop
filter
Synthesizer
GND exposed paddle
VCO
÷
P
VCC PA
Amplifier
Pre
VDD
RF-power
amplifier
Driving
U
U
VREGDIG
VREGRF
Pre Out
PA Out
2 - 47