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Winbond Electronics, Corp.
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| Part No. |
w91F840ALN
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| OCR Text |
...t transistor turns on with a lo w level during a dialing sequence (both pulse and tone mode). otherwise, it is off. k mute 17 19 ...redial function key r/p: redial and pause function key */t: * in tone mode and p ? t key i... |
| Description |
23-Flash Memory Tone/Pulse Dialer with Handfree,Hold And Lock Functions(具有23个闪速存储器、免提、保持和上锁功能的音脉冲拨号 TELEPHONE DIALER CKT, PDIP24
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| File Size |
209.69K /
23 Page |
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it Online |
Download Datasheet
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ST Microelectronics
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| Part No. |
ST3917B ST3917A
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| OCR Text |
...3) an external resistor of 3.6k w connected between iref and gnd will set the internal current level. any change of this resistor value wil...redial 4 6 7 8 15 17 23 mode hks sel pulse ln led v dd 24 5 osc mu/mfi ci ri 1 2 3 4 5 6 7 8 9 * 0 #... |
| Description |
SPEECH - TONE/PULSE DIALER - LED INDICATOR
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| File Size |
349.12K /
16 Page |
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it Online |
Download Datasheet
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NXP
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| Part No. |
UBA2050
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| OCR Text |
... earpiece ampli?er r e1 = 100 k w- 14 - +12 db d g v(trx) gain control range for microphone and receive ampli?ers i line = 85 ma; referenced...redial if this key is the ?rst key pressed after going off-hook; access pause if this key is not the... |
| Description |
(UBA2051) One-chip telephone ICs with speech / dialler and ringer functions
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| File Size |
292.88K /
52 Page |
View
it Online |
Download Datasheet
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Price and Availability
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