RFRXD0420T-I/LQ Microchip Technology, RFRXD0420T-I/LQ Datasheet - Page 4

• Manufacturer Part Number: RFRXD0420T-I/LQ
• Description: IC RCVR 315/433MHZ ASK/FSK32LQFP
• Manufacturer: Microchip Technology

Specifications of RFRXD0420T-I/LQ

• Frequency: 300MHz ~ 450MHz
• Sensitivity: -106dBm
• Data Rate - Maximum: 80 kbps
• Modulation Or Protocol: ASK, FM, FSK
• Applications: Home Automation, Remote Sensing, RKE
• Current - Receiving: 9.2mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• For Use With: DV164102 - KIT DEV RFPICKIT KIT 1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -

rfRXD0420/0920
TABLE 1-1:
DS70090A-page 4
LNA
LNA
1IF
1IF+
1IF-
1IF
2IF
FBC1
FBC2
2IF
DEM
OPA
OPA-
OPA+
RSSI
DEM
DEM
XTAL
ENRX
LF
LNA
V
V
Legend: I = Input, O = Output, I/O = Input/Output, P = Power, CMOS = CMOS compatible input or output
DD
SS
Pin Name
IN
OUT
IN
OUT
GAIN
OUT
IN
IN
OUT
OUT
+
-
rfRXD0420/0920 PINOUT I/O DESCRIPTION
8, 14, 17, 27, 32
1, 5, 10, 25, 30
Pin Number
12
13
15
16
18
19
20
21
23
24
26
28
29
31
11
2
3
4
6
7
9
Pin Type
O
O
O
O
O
O
O
--
--
--
--
P
P
I
I
I
I
I
I
I
I
I
I
Preliminary
Buffer Type
CMOS
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
CMOS
Analog
Analog
LNA gain control (with hysteresis)
LNA output (open collector)
1st IF stage input
MIXER1 bias (open collector)
MIXER1 bias (open collector)
1st IF stage output
2nd IF stage input
Limiter IF Amplifier external feedback capacitor
Limiter IF Amplifier external feedback capacitor
2nd IF stage output
Demodulator input
Operational amplifier output
Operational amplifier input (negative)
Operational amplifier input (positive)
Received signal strength indicator output
Demodulator output (positive)
Demodulator output (negative)
Crystal oscillator input
Receiver enable input
External loop filter connection. Common node of
charge pump output and VCO tuning input.
LNA input
Positive supply
Ground reference
Description
 2003 Microchip Technology Inc.