BU2624 - PLL frequency synthesizer for tuners

Rohm

BU2624 Datasheet Preview — Preview of BU2624 PDF

Datasheet Details

Part number	BU2624
Manufacturer	ROHM ↗
File Size	136.37 KB
Description	PLL frequency synthesizer for tuners
Datasheet	BU2624_Rohm.pdf

BU2624 Product details

Description

BU2624AF 163 Audio ICs FElectrical characteristics (unless otherwise noted, Ta = 25_C, VDD = 5.0V) BU2624AF 164 Audio ICs FCircuit operation Input data format BU2624AF Output data format CE output is set to LO.165 Audio ICs BU2624AF Explanation of the data (1) Division data: For D0 through D15 (When S = 1, use D4 through D15.) (2) (3) (4) CT: Frequency measurement beginning data 1: Begins measurement.0: Resets internal counter, IF1 and IF2 go to pul down.Output port control d

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 FAbsolute maximum ratings (Ta = 25_C) 5) 6) 7) 8) 9) 10) Unlock detection circuit Five output ports (open drain) SD input port Two charge pump outputs Serial data input (CE, CK, DA) Control of phase comparison output FRecommended op.

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Published: Apr 17, 2005 |