最新无码a∨在线观看,一本av高清一区二区三区,亚洲熟妇色l20p,宅男噜噜69av,中出あ人妻熟女中文字幕

首頁>NTE1690>規(guī)格書詳情

NTE1690中文資料NTE數(shù)據(jù)手冊PDF規(guī)格書

NTE1690
廠商型號

NTE1690

功能描述

Integrated Circuit Telephone DTMF Dialer

文件大小

31.7 Kbytes

頁面數(shù)量

4

生產(chǎn)廠商 NTE Electronics
企業(yè)簡稱

NTE

中文名稱

NTE Electronics官網(wǎng)

原廠標識
數(shù)據(jù)手冊

下載地址一下載地址二

更新時間

2025-7-23 18:35:00

人工找貨

NTE1690價格和庫存,歡迎聯(lián)系客服免費人工找貨

NTE1690規(guī)格書詳情

Description:

The NTE1690 is a low threshold voltage, field–implanted, metal gate CMOS integrated circuit in a 16–Lead DIP type package. This device interfaces directly to a standard telephone keypad and generates all dual tone multi–frequency pairs required in tone dialing systems. The tone synthesizers are locked to an on–chip reference oscillator using an inexpensive 3.579545MHz crystal for high tone accuracy. The crystal and an output load resistor are the only external components required for tone generation. A MUTE OUT logic signal, which changes state when any key is depressed is also provided.

Features:

? 3V to 10V Operation When Generating Tones

? 2V Operation of Keyscan and MUTE Logic

? Static Sensing of Key Closures or Logic Inputs

? On–Chip 3.579545MHz Crystal–Controlled Oscillator

? Output Amplitudes Proportional to Supply Voltage

? High Group Pre–Emphasis

? Low Harmonic Distortion

? Open Emitter–Follower Low–Impedance Output

? SINGLE TONE INHIBIT Pin

產(chǎn)品屬性

  • 型號:

    NTE1690

  • 制造商:

    NTE Electronics

  • 功能描述:

    IC-TELEPHONE DTMF DIALER

  • 功能描述:

    Bulk

  • 功能描述:

    DIP-16 DTMF DIALER

  • 功能描述:

    IC, TELEPHONE DTMF DIALER, DIP-16; IC

  • Function:

    Telephone DTMF Dialer; Brief

  • Features:

    High Group Pre Emphasis, Low Harmonic Distortion, Open Emitter Follower Low Impedance Output; Supply Voltage

  • Min:

    3V; Supply Voltage

  • Max:

    10V ;RoHS

  • Compliant:

    Yes

  • 功能描述:

    Telephone DTMF Dialer 16-Pin PDIP

供應商 型號 品牌 批號 封裝 庫存 備注 價格
IC
1950+
980
只做原裝正品現(xiàn)貨!或訂貨假一賠十!
詢價
NTE
22+
NA
500000
萬三科技,秉承原裝,購芯無憂
詢價
NTE
6000
面議
19
DIP
詢價
NTE
23+
39200
原廠授權(quán)一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種
詢價
142
全新原裝 貨期兩周
詢價
24+
N/A
57000
一級代理-主營優(yōu)勢-實惠價格-不悔選擇
詢價
2022+
138
全新原裝 貨期兩周
詢價