The LR48061 is a CMOS pulse/tone dialer LSI providing auto-dialing and redialing. It features a built-in 16-digit x 20-channel automatic dialing memory including a 16-digit x 5 one-touch memory and a 32-digit redial memory.The mode immediately after going on...
The LR4558 consists of two high performance operational amplifiers. The IC features high gain, high input resistance, excellent channel separation, wide range of operating voltage and internal frequency compensation.It can work with ±18V maximum power supply...