
Asahi Kasei Microdevices
Super Integrated Cordless Telephone IC
1. Built-in voice filter for cordless telephone, MSK MODEM (2400 bps) and COMPANDOR circuit
2. Wide range operation: 1.9 V to 5.5 V
3. Built-in buffer amplifier for ceramic receiver driving.
4. Built-in electronic volume for microphone sensitivity and modulator/demodulator sensitivity
5. Receiving level switchable in 8 steps: –12 dB to +9 dB
6. Built-in muting function for voice transmitting and receiving
7. Built-in 3.58 MHz oscillator circuit
8. Built-in frame detection function for the MSK demodulator
9. 24-pin VSOP package
10. AK2361: Meets to the specification of the Japanese cordless telephones
AK2361E: Meets to the specification of the European cordless telephones (CT1, CT1+)
11. AK2358A/F pin compatible
12. Evaluation Board: AKD2361/E