BU2624 - PLL frequency synthesizer for tuners

Product Overview

Rohm

Datasheet Details

Part number	BU2624
Manufacturer	ROHM
File Size	136.37 KB
Description	PLL frequency synthesizer for tuners
Datasheet	BU2624 Datasheet
Additional preview pages of the BU2624 datasheet.

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 |