參數(shù)資料
型號(hào): BU2615
廠商: Rohm CO.,LTD.
英文描述: PLL frequency synthesizer for tuners
中文描述: 鎖相環(huán)頻率合成器的調(diào)諧器
文件頁(yè)數(shù): 8/9頁(yè)
文件大小: 143K
代理商: BU2615
132
Audio ICs
BU2615S / BU2615FS
How the frequency counter and unlock detection circuit operate
(1)
When CT = 1: Frequency count and unlock detec-
tion are carried out.
(2)
carried out.
When CT = 0 and GT = 1: Only unlock detection is
Explanation of CD terminal
When frequency measurement or unlock detection is fin-
ished, the CD terminal goes to LO to indicate that the
count and unlock detection have finished. It also syn-
chronizes with CK to output counter data. When the next
data is input, it goes to HI.
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