MAX3509 Datasheet | Maxim Integrated

19-1700; Rev 0; 4/00 UAL IT MAN TION K A ET U E L H A S EV TA WS DA FOLLO Upstream CATV Amplifier Features o Ultra-Low Power-Up/Down Transients, 25mV (typ) at 66dBmV Output o Single-Supply Operation o Output Level Ranges from <12dBmV to 67dBmV (QPSK) o Gain Programmable in 1dB Steps o Low Transmit Output Noise Floor: -41dBmV (160kHz BW) o Low Transmit-Disable Output Noise: -70dBmV o Shutdown Mode General Description The MAX3509 is a programmable power amplifier for use in CATV upstream applications. The device outputs up to 66dBmV QPSK through a 1:1 transformer. It Features variable gain controlled by a 3-wire digital serial bus. Gain control is available in 1dB steps. The device...