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UBA2051

Part Number	UBA2051
Manufacturer	NXP
Description	(UBA2050) One-chip telephone ICs with speech / dialler and ringer functions
Published	Sep 12, 2005
Detailed Description	INTEGRATED CIRCUITS DATA SHEET UBA2050(A); UBA2051(A;C) One-chip telephone ICs with speech, dialler and ringer functio...
Datasheet	UBA2051 PDF File

Overview

INTEGRATED CIRCUITS DATA SHEET UBA2050(A); UBA2051(A;C) One-chip telephone ICs with speech, dialler and ringer functions Product speciﬁcation Supersedes data of 1998 Mar 24 File under Integrated Circuits, IC03 2000 May 19 Philips Semiconductors Product speciﬁcation One-chip telephone ICs with speech, dialler and ringer functions FEATURES Speech/transmission part • Low DC line voltage; operates down to 1.
45 V (excluding voltage drop over external polarity guard) • Line voltage regulator with adjustable DC voltage • Regulated 3.
3 V supply (VDD) for the dialler part and peripherals compatible with: – Speech mode – Ringer mode – Trickle mode.
• Unregulated supply (VCC) for the transmission ...

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