參數(shù)資料
型號(hào)： TEA1093
廠商： NXP SEMICONDUCTORS
元件分類： 通信及網(wǎng)絡(luò)
英文描述： Hands-free IC
中文描述： SPECIALTY TELECOM CIRCUIT, PDIP28
封裝： 0.600 INCH, PLASTIC, SOT-117-1, MO-015AH, DIP-28
文件頁數(shù)： 2/28頁
文件大小： 208K
代理商： TEA1093
1996 Feb 09
2
Philips Semiconductors
Product specification
Hands-free IC
TEA1093
FEATURES
Line powered supply with:
– adjustable stabilized supply voltage
– power down function
Microphone channel with:
– externally adjustable gain
– microphone mute function
Loudspeaker channel with:
– externally adjustable gain
– dynamic limiter to prevent distortion
– rail-to-rail output stages for single-ended or
bridge-tied load drive
– logarithmic volume control via linear potentiometer
– loudspeaker mute function
Duplex controller consisting of:
– signal envelope and noise envelope monitors for both
channels with:
externally adjustable sensitivity
externally adjustable signal envelope time constant
externally adjustable noise envelope time constant
– decision logic with:
externally adjustable switch-over timing
externally adjustable idle mode timing
externally adjustable dial tone detector in receive
channel
– voice switch control with:
adjustable switching range
constant sum of gain during switching
constant sum of gain at different volume settings.
APPLICATIONS
Line-powered telephone sets with
hands-free/listening-in functions.
GENERAL DESCRIPTION
The TEA1093 is a bipolar circuit intended for use in
line-powered telephone sets. In conjunction with a
member of the TEA1060 family or PCA1070 transmission
circuits, the device offers a hands-free function for line
powered telephone sets. It incorporates a supply, a
microphone channel, a loudspeaker channel and a duplex
controller with signal and noise monitors on both channels.
ORDERING INFORMATION
TYPE NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TEA1093
TEA1093T
DIP28
SO28
plastic dual in-line package; 28 leads (600 mil)
plastic small outline package; 28 leads; body width 7.5 mm
SOT117-1
SOT136-1
相關(guān)PDF資料
PDF描述
TEA1093T Hands-free IC
TEA1094 Hands free IC
TEA1094A Hands free IC
TEA1094AM Hands free IC
TEA1094AT Hands free IC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TEA1093T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Hands-free IC
TEA1094 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Hands free IC
TEA1094A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Hands free IC
TEA1094AM 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Hands free IC
TEA1094AT 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Hands free IC
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