Description
(the values of resistor and capacitor in the internal equivalent circuit are typical.)
Pin No.Pin Name Function Internal Equivalent Circuit
15 kΩ
1
OSC IN
Local oscillator input pin.1
2 pF 5 kΩ
2
VCC-Lo
Local’ power supply pin
3
LOBS
Lo switch pin.H: ×8 circuit pin.L: Through pass
3
70 kΩ
Mixer output pin.4 MIX OUT The output impedance of the pin is typically 330 Ω.4
245 Ω
5
VCC1
Power supply pin 1.
6
IF IN
IF amp input pin.3 kΩ 170 Ω 170 Ω
IF amp input pin.
Features
- RF frequency: 240 to 450 MHz (multiplication is used) 100 to 450 MHz (multiplication is not used) IF frequency: 10.7 MHz Operating voltage range: 2.4 to 5.5 V Current dissipation: 5.8 mA (FM)/5.4 mA (AM) (except current at oscillator circuit) Current dissipation at BS: 0 µA (typ. ) Small package: 24-pin SSOP (0.65 mm pitch) Weight: 0.09 g (typ. )
Block Diagram
SAW
22 20 19 18 17 16 15 14 13 21 24 23 LPF LPF AF RSSI REF AM/FM MIX GND1 R.