AK2365A Datasheet, PDF (1/33 Pages) Asahi Kasei Microsystems – FM IF Detector with Narrow Band Filter

[AK2365A]
AK2365A
FM IF Detector with Narrow Band Filter
1. Features
The AK2365A includes 2nd-Mixer, AGC+BPF, PLL FM detector, noise squelch, and RSSI circuit.
This device can eliminate E to J type ceramic filters, quadrature discriminator, and other external
components.
• Low operating voltage: VDD = 2.6 to 5.5 V
• Wide operating temperature: Ta = -40 to 85 C
• High sensitivity: -102dBm at 12dB SINAD *De-emphasis + BPF
• Built-in PGA and 2nd Mixer
• Local frequency: 45.9MHz, 50.4MHz, 57.6MHz (Triple of 15.3, 16.8 and 19.2MHz)
• Built-in programmable AGC+BPF circuits corresponding to E to J type ceramic filters
• Built-in PLL FM detector
• RSSI function
• Built-in noise squelch circuits
• Low consumption current: 6mA
• Compact plastic packaging: 32-pin QFNJ (4.0 x 4.0 x 0.75mm, 0.4mm pitch)
2. Applications
• Narrowband high performance professional digital wireless systems
(Channel spacing for 6.25kHz,12.5kHz)
• Digital convenience radio systems
MS1591-E-03
-1-
2015/4