U3741BM-P3FL Atmel, U3741BM-P3FL Datasheet - Page 2
![IC RECEIVER PLL 600KHZ 20-SOIC](/photos/6/80/68042/453-20-soic_sml.jpg)
U3741BM-P3FL
Manufacturer Part Number
U3741BM-P3FL
Description
IC RECEIVER PLL 600KHZ 20-SOIC
Manufacturer
Atmel
Datasheet
1.U3741BM-P3FLG3.pdf
(32 pages)
Specifications of U3741BM-P3FL
Frequency
300MHz ~ 450MHz
Sensitivity
-109dBm
Data Rate - Maximum
10 kBaud
Modulation Or Protocol
ASK, FSK
Applications
RKE, Remote Control Systems
Current - Receiving
8.2mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 105°C
Package / Case
20-SOIC (0.300", 7.50mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Features
-
Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
U3741BM-P3FLG3
Manufacturer:
DIODES
Quantity:
460 000
Company:
Part Number:
U3741BM-P3FLG3
Manufacturer:
Atmel
Quantity:
1 868
System Block Diagram
Block Diagram
2
Keys
1 Li cell
U3741BM
ATARx9x
Encoder
LNAGND
FSK/ASK
MIXVCC
LNA_IN
CDEM
AGND
DGND
AVCC
SENS
Remote control transmitter
U2741B
XTO
UHF ASK/FSK
LNA
RSSI
Power
VCO
amp.
PLL
and data filter
Demodulator
FSK/ASK-
4
IF Amp
IF Amp
th
3 MHz
3 MHz
LPF
LPF
Order
Antenna
Limiter out
Sensitivity
reduction
DEMOD_OUT
Antenna
f
VCO
U3741BM
64
Standby logic
LNA
Polling circuit
control logic
FE
Remote control receiver
and
Demod
UHF ASK/FSK
XTO
CLK
50 k
VCO
PLL
V
S
DATA
ENABLE
TEST
POUT
MODE
DVCC
LFGND
LFVCC
XTO
LF
Control
XTO
1...3
µC
4662B–RKE–10/04