BU2624中文资料PLL frequency synthesizer for tuners数据手册ROHM规格书

描述 Description

The BU2624AF is a PLL frequency synthesizer IC designed for use in car stereos, high-fidelity audio systems, and CD radio cassettes. Featuring low current dissipation, low superfluous radiation, two frequency measurement counter systems, and two phase comparison outputs, this chip is ideal for high-performance multi-band systems.\u0001

特性 Features

1) Built-in high-speed prescaler can divide 130MHzVCO.
2) Low current dissipation (during operation: 6.0mA, PLL OFF: 300µA Typ.)
3) Seven standard frequencies: 50kHz, 25kHz,12.5kHz, 10kHz, 9kHz, 5kHz, and 1kHz.
4) Two counters for intermediate frequency detection
5) Unlock detection circuit
6) Five output ports (open drain)
7) SD input port
8) Two charge pump outputs
9) Serial data input (CE, CK, DA)
10) Control of phase comparison output

简介

BU2624属于集成电路（IC）的时钟发生器PLL频率合成器。由制造生产的BU2624时钟发生器，PLL，频率合成器时钟发生器、PLL 和频率合成器集成电路 (IC) 可为逻辑器件提供参考信号的稳定定时脉冲，这些器件包括计算机、微控制器、数据通信系统和图形/视频发生器。这些集成电路可能包括缓冲器、驱动器、分频器、倍频器、多路复用器、合成器、扇出分配器和预分频器。