74HC/74HCT

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Vladislav Baliasov 22 years ago

ðpÉ×ÅÔ, Maxim!

*** 19 Oct 03 22:23, Maxim Parinov wrote to All:

MP> V1=GND to Vcc-1.5v (Õ hc - ÏÔ gnd ÄÏ vcc). hc ÓÅpÉÉ × ÐpÏÄÁÖÅ ÎÅÔ É × MP> ÂÌÉÖ ×pÅÍÑ ÎÅ ÏÖÉÄÁÅÔÓÑ, Á ÎÕÖÎÏ ÓpÏÞÎÏ. ðÏÓÅÍÕ ×ÏÐpÏÓ:"þÅÍ ÞpÅ×ÁÔÏ MP> ÐpÉÍÅÎÅÎÉÅ hct ×ÍÅÅÓÔÏ hc? ëÁËÏ×Á ÐpÉÍÅpÎÏ ×ÅpÏÑÔÎÏÓÔØ, ÞÔÏ MP> ÕÓÔpÏÊÓÔ×Ï ÂÕÄÅÔ ÎÏpÍÁÌØÎÏ pÁÂÏÔÁÔØ ÐpÉ ÚÁÍÅÎÅ hc ÎÁ hct?

÷ÓÑ ÒÁÚÎÉÃÁ - × ÐÏÒÏÇÅ ÐÅÒÅËÌÀÞÅÎÉÑ ÜÌÅÍÅÎÔÁ (Õ HCT ÏÎ ÓÍÅÝÅÎ Ë ÕÒÏ×ÎÑÍ, ÐÒÉÎÑÔÙÍ ÄÌÑ TTL, Á Õ HC - ×ÂÌÉÚÉ ÐÏÌÏ×ÉÎÙ ÐÉÔÁÀÝÅÇÏ ÎÁÐÒÑÖÅÎÉÑ), É ÎÏÒÍÁÍÉ ÎÁ ÄÉÁÐÁÚÏÎ ÎÁÐÒÑÖÅÎÉÑ ÐÉÔÁÎÉÑ (Õ HC ÏÎ ÎÅÓËÏÌØËÏ ÛÉÒÅ). Ó Õ×ÁÖÅÎÉÅÍ ÷ÌÁÄÉÓÌÁ×

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Maxim Parinov 22 years ago

ðÒÉ×ÅÔÓÔ×ÕÀ ÔÅÂÑ, All!
òÁÚpÁÂÏÔÁÌ ÄÅ×ÁÊÓ, ËÏÔÏpÙÊ ÐÏÄËÌÀÞÁÅÔÓÑ Ë ìðô ÐÏpÔÕ, × ËÁÞÅÓÔ×Å ÂÕÆÅpÁ ÉÓÐÏÌØÚÕÀÔÓÑ 74hc245. åÄÉÎÉÃÁ × ÓÈÅÍÅ pÁ×ÎÁ ÎÁÐpÑÖÅÎÉÀ ÐÉÔÁÎÉÑ. ðpÏÂÌÅÍÁ × ÔÏÍ, ÞÔÏ ÐpÉ ÐÏËÕÐËÅ ×ÍÅÓÔÏ hc ÐpÏÄÁÌÉ hct, Õ×ÅpÑÑ, ÞÔÏ ÉÈ ÐÁpÁÍÅÔpÙ ÐpÁËÔÉÞÅÓËÉ ÎÅ ÏÔÌÉÞÁÀÔÓÑ, É ÏÎÉ ÉÄÕÔ ËÁË ÏÄÎÏ ÎÁÉÍÅÎÏ×ÁÎÉÅ × ÐpÁÊÓÅ. ðpÉ ÐpÏÓÍÏÔpÅ ÄÁÔÁÛÉÔÁ ×ÙÑ×ÉÌ ÔÁËÕÀ ÆpÁÚÕ: Condition is V1=GND to Vcc-1.5v (Õ hc - ÏÔ gnd ÄÏ vcc). hc ÓÅpÉÉ × ÐpÏÄÁÖÅ ÎÅÔ É × ÂÌÉÖ ×pÅÍÑ ÎÅ ÏÖÉÄÁÅÔÓÑ, Á ÎÕÖÎÏ ÓpÏÞÎÏ. ðÏÓÅÍÕ ×ÏÐpÏÓ:"þÅÍ ÞpÅ×ÁÔÏ ÐpÉÍÅÎÅÎÉÅ hct ×ÍÅÅÓÔÏ hc? ëÁËÏ×Á ÐpÉÍÅpÎÏ ×ÅpÏÑÔÎÏÓÔØ, ÞÔÏ ÕÓÔpÏÊÓÔ×Ï ÂÕÄÅÔ ÎÏpÍÁÌØÎÏ pÁÂÏÔÁÔØ ÐpÉ ÚÁÍÅÎÅ hc ÎÁ hct? (ÐpÉ ÕÓÌÏ×ÉÉ, ÞÔÏ ÏÎÏ ÐpÁ×ÉÌØÎÏ ÓÄÅÌÁÎÏ ;) )"
ó Õ×ÁÖÅÎÉÅÍ, Maxim 00:23 20 ïËÔÑÂÒÑ ðÏÎÅÄÅÌØÎÉË 2003

[Team ÷çôõ, ËÁÆÅÄÒÁ áï, ÁÓÐÉÒÁÎÔÕÒÁ] E-Mail : snipped-for-privacy@mail.ru

... óÍÅÎÉ ÄÒÁÊ×ÅÒ ÒÕËÉ.sys ÇÏ×ÏÒÑÔ ÐÏÍÏÇÁÅÔ ...

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Valentin Davydov 22 years ago

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Vladislav Baliasov 22 years ago

ðpÉ×ÅÔ, Valentin!

*** 20 Oct 03 16:53, Valentin Davydov wrote to Maxim Parinov:

VD> ÷ Ô×ÏÅÊ ÓÈÅÍÅ (ÐÑÔÉ×ÏÌØÔÏ×ÏÅ ÐÉÔÁÎÉÅ, ÓÉÇÎÁÌÙ Ó LPT-ÐÏÒÔÁ) ÐÒÁ×ÉÌØÎÅÅ VD> ÐÒÉÍÅÎÉÔØ HCT, ÎÅÖÅÌÉ HC.

ó ÕÞÅÔÏÍ ÔÏÇÏ, ÞÔÏ 100% ÓÏ×ÒÅÍÅÎÎÙÈ LPT ÉÍÅÀÔ CMOS-×ÙÈÏÄ - Ó ÜÔÏÊ ÓÔÏÒÏÎÙ ÒÁÚÎÉÃÙ ÎÅÔ. HÉËÁËÏÊ. Ó Õ×ÁÖÅÎÉÅÍ ÷ÌÁÄÉÓÌÁ×

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Vladislav Baliasov 22 years ago

ðpÉ×ÅÔ, Valentin!

*** 22 Oct 03 22:33, Valentin Davydov wrote to Vladislav Baliasov:

VD> CMOS-ÔÏ ÏÎ, ËÏÎÅÞÎÏ, CMOS, ÎÏ ÔÙ ÏÓÃÉÌÌÏÇÒÁÆÏÍ ÇÌÑÎØ ×ӣ-ÔÁËÉ. VD> ïÓÏÂÅÎÎÏ ÎÁ ×ÙÓÏËÏÊ ÞÁÓÔÏÔÅ (ECP ÉÌÉ EPP).

á ÞÅÇÏ ÅÇÏ ÇÌÑÄÅÔØ ? õ ÍÅÎÑ ÎÁ ×ÙÈÏÄÁÈ ÒÁÂÏÞÅÇÏ ÐÏÒÔÁ ÐÏÍÅÈÏÄÁ×ÑÝÉÈ ÃÅÐÅÊ ÎÅÔ, ËÏÇÄÁ ÐÏÓÌÅÄÎÉÊ ÒÁÚ ÓÍÏÔÒÅÌ (ÐÏ ÎÅÏÂÈÏÄÉÍÏÓÔÉ) ÎÁ ÞÁÓÔÏÔÅ ÐÏÒÑÄËÁ 300 kHz (ÍÅÁÎÄÒ) - ÞÉÓÔÙÅ ÆÒÏÎÔÙ Ó ÒÁÚÍÁÈÏÍ 5 ×ÏÌØÔ. Ó Õ×ÁÖÅÎÉÅÍ ÷ÌÁÄÉÓÌÁ×

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Vladislav Baliasov 22 years ago

ðpÉ×ÅÔ, Vladimir!

*** 22 Oct 03 23:02, Vladimir Vassilevsky wrote to Vladislav Baliasov:

VB>> ÐÏÍÅÈÏÄÁ×ÑÝÉÈ ÃÅÐÅÊ ÎÅÔ, ËÏÇÄÁ ÐÏÓÌÅÄÎÉÊ ÒÁÚ ÓÍÏÔÒÅÌ (ÐÏ VB>> ÎÅÏÂÈÏÄÉÍÏÓÔÉ) ÎÁ ÞÁÓÔÏÔÅ ÐÏÒÑÄËÁ 300 kHz (ÍÅÁÎÄÒ) - ÞÉÓÔÙÅ VB>> ÆÒÏÎÔÙ Ó ÒÁÚÍÁÈÏÍ 5 ×ÏÌØÔ.

VV> ðÏÇÌÑÄÅÔØ ÐÏÌÅÚÎÏ. âÙ×ÁÀÔ ÚÁÎÑÔÎÙÅ ÓÌÕÞÁÉ. VV> õ ÍÅÎÑ × ÎÏÕÔÅ HP ÎÁ LPT ÛÉÎÁ ÄÁÎÎÙÈ 3.3-×ÏÌØÔÏ×ÁÑ, VV> Á ÓÉÇÎÁÌÙ - ÐÑÔÉ×ÏÌØÔÏ×ÙÅ.

÷ ÓÍÙÓÌÅ, ÕÒÏ×ÎÉ ×ÈÏÄÎÙÈ ÓÉÇÎÁÌÏ×, ÐÏÓÔÕÐÁÀÝÉÈ ÎÁ LPT, ÉÌÉ ËÁËÉÈ ?

VV> ïÄÎÁËÏ ÐÒÏÂÌÅÍ ÎÉËÁËÉÈ ÎÅ ÂÙÌÏ.

HÕ, ÅÓÌÉ ÔÒÅÈ×ÏÌØÔÏ×ÙÅ ÕÒÏ×ÎÉ ÐÏÄÁ×ÁÔØ ÎÁ 74HC, ÜÔÏ ÐÏÔÅÎÃÉÁÌØÎÙÊ ÉÓÔÏÞÎÉË ÐÒÏÂÌÅÍ, Ï ÔÁËÏÍ ×ÁÒÉÁÎÔÅ Ñ ËÁË-ÔÏ É ÎÅ ÐÏÄÕÍÁÌ. ÷ÏÔ ÞÔÏ Õ ÂÕËÏ× LPT ÂÙ×ÁÀÔ ÓÏ×ÓÅÍ-ÓÏ×ÓÅÍ ÄÏÈÌÅÎØËÉÅ - ÎÁÒ×ÁÌÓÑ (ÐÒÉ×ÙË, ÐÏÎÉÍÁÛØ, ËÏÇÄÁ ÍÉÎÉÍÕÍ 8 mA ×ÙÔÅËÁÀÝÉÈ ÅÓÔØ...)

Ó Õ×ÁÖÅÎÉÅÍ ÷ÌÁÄÉÓÌÁ×

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Valentin Davydov 22 years ago

CMOS-ÔÏ ÏÎ, ËÏÎÅÞÎÏ, CMOS, ÎÏ ÔÙ ÏÓÃÉÌÌÏÇÒÁÆÏÍ ÇÌÑÎØ ×ӣ-ÔÁËÉ. ïÓÏÂÅÎÎÏ ÎÁ ×ÙÓÏËÏÊ ÞÁÓÔÏÔÅ (ECP ÉÌÉ EPP).

÷ÁÌ. äÁ×.

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Vladimir Vassilevsky 22 years ago

Wed Oct 22 2003 22:17, Vladislav Baliasov wrote to Valentin Davydov:

VD>> CMOS-ÔÏ ÏÎ, ËÏÎÅÞÎÏ, CMOS, ÎÏ ÔÙ ÏÓÃÉÌÌÏÇÒÁÆÏÍ ÇÌÑÎØ ×ӣ-ÔÁËÉ. VD>> ïÓÏÂÅÎÎÏ ÎÁ ×ÙÓÏËÏÊ ÞÁÓÔÏÔÅ (ECP ÉÌÉ EPP).

VB> á ÞÅÇÏ ÅÇÏ ÇÌÑÄÅÔØ ? õ ÍÅÎÑ ÎÁ ×ÙÈÏÄÁÈ ÒÁÂÏÞÅÇÏ ÐÏÒÔÁ ÐÏÍÅÈÏÄÁ×ÑÝÉÈ ÃÅÐÅÊ VB> ÎÅÔ, ËÏÇÄÁ ÐÏÓÌÅÄÎÉÊ ÒÁÚ ÓÍÏÔÒÅÌ (ÐÏ ÎÅÏÂÈÏÄÉÍÏÓÔÉ) ÎÁ ÞÁÓÔÏÔÅ ÐÏÒÑÄËÁ VB> 300 kHz (ÍÅÁÎÄÒ) - ÞÉÓÔÙÅ ÆÒÏÎÔÙ Ó ÒÁÚÍÁÈÏÍ 5 ×ÏÌØÔ.

ðÏÇÌÑÄÅÔØ ÐÏÌÅÚÎÏ. âÙ×ÁÀÔ ÚÁÎÑÔÎÙÅ ÓÌÕÞÁÉ. õ ÍÅÎÑ × ÎÏÕÔÅ HP ÎÁ LPT ÛÉÎÁ ÄÁÎÎÙÈ 3.3-×ÏÌØÔÏ×ÁÑ, Á ÓÉÇÎÁÌÙ - ÐÑÔÉ×ÏÌØÔÏ×ÙÅ. ïÄÎÁËÏ ÐÒÏÂÌÅÍ ÎÉËÁËÉÈ ÎÅ ÂÙÌÏ.

VLV

"OÐÁÓÎÏ ÏÔÎÉÍÁÔØ Õ ÞÅÌÏ×ÅËÁ ÅÇÏ ÚÁÂÌÕÖÄÅÎÉÑ" (c) ûÅÒÌÏË èÏÌÍÓ

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Vladimir Vassilevsky 22 years ago

Wed Oct 22 2003 23:32, Vladislav Baliasov wrote to Vladimir Vassilevsky:

VV>> õ ÍÅÎÑ × ÎÏÕÔÅ HP ÎÁ LPT ÛÉÎÁ ÄÁÎÎÙÈ 3.3-×ÏÌØÔÏ×ÁÑ, VV>> Á ÓÉÇÎÁÌÙ - ÐÑÔÉ×ÏÌØÔÏ×ÙÅ.

VB> ÷ ÓÍÙÓÌÅ, ÕÒÏ×ÎÉ ×ÈÏÄÎÙÈ ÓÉÇÎÁÌÏ×, ÐÏÓÔÕÐÁÀÝÉÈ ÎÁ LPT, ÉÌÉ ËÁËÉÈ ?

÷ ÔÏÍ-ÔÏ É ÄÅÌÏ, ÞÔÏ ÓÏ×ÅÒÛÅÎÎÏ ÞÅÔËÉÅ 3.3V ÕÒÏ×ÎÉ ÎÁ D0...D7 ÒÁÚØÅÍÁ LPT ÐÒÉ ÒÁÂÏÔÅ ÎÁ ×Ù×ÏÄ. A ÎÁ ÓÉÇÎÁÌÁÈ 5V ËÁË ÐÏÌÏÖÅÎÏ.

VV>> ïÄÎÁËÏ ÐÒÏÂÌÅÍ ÎÉËÁËÉÈ ÎÅ ÂÙÌÏ.

VB> HÕ, ÅÓÌÉ ÔÒÅÈ×ÏÌØÔÏ×ÙÅ ÕÒÏ×ÎÉ ÐÏÄÁ×ÁÔØ ÎÁ 74HC, ÜÔÏ ÐÏÔÅÎÃÉÁÌØÎÙÊ VB> ÉÓÔÏÞÎÉË ÐÒÏÂÌÅÍ, Ï ÔÁËÏÍ ×ÁÒÉÁÎÔÅ Ñ ËÁË-ÔÏ É ÎÅ ÐÏÄÕÍÁÌ.

åÝÅ ÍÏÖÎÏ ÐÏÄÁÔØ 5V ÕÒÏ×ÎÉ ÎÁ 3.3V ×ÈÏÄÙ, ÞÔÏ ÔÏÖÅ ÈÏÒÏÛÏ.

VLV

"OÐÁÓÎÏ ÏÔÎÉÍÁÔØ Õ ÞÅÌÏ×ÅËÁ ÅÇÏ ÚÁÂÌÕÖÄÅÎÉÑ" (c) ûÅÒÌÏË èÏÌÍÓ

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Aleksei Pogorily 22 years ago

Thu Oct 23 2003 02:51, Vladimir Vassilevsky wrote to Vladislav Baliasov:

VV>>> õ ÍÅÎÑ × ÎÏÕÔÅ HP ÎÁ LPT ÛÉÎÁ ÄÁÎÎÙÈ 3.3-×ÏÌØÔÏ×ÁÑ, VV>>> Á ÓÉÇÎÁÌÙ - ÐÑÔÉ×ÏÌØÔÏ×ÙÅ.

VB>> ÷ ÓÍÙÓÌÅ, ÕÒÏ×ÎÉ ×ÈÏÄÎÙÈ ÓÉÇÎÁÌÏ×, ÐÏÓÔÕÐÁÀÝÉÈ ÎÁ LPT, ÉÌÉ ËÁËÉÈ ?

VV> ÷ ÔÏÍ-ÔÏ É ÄÅÌÏ, ÞÔÏ ÓÏ×ÅÒÛÅÎÎÏ ÞÅÔËÉÅ 3.3V ÕÒÏ×ÎÉ ÎÁ D0...D7 ÒÁÚØÅÍÁ VV> LPT ÐÒÉ ÒÁÂÏÔÅ ÎÁ ×Ù×ÏÄ. A ÎÁ ÓÉÇÎÁÌÁÈ 5V ËÁË ÐÏÌÏÖÅÎÏ.

VV>>> ïÄÎÁËÏ ÐÒÏÂÌÅÍ ÎÉËÁËÉÈ ÎÅ ÂÙÌÏ.

VB>> HÕ, ÅÓÌÉ ÔÒÅÈ×ÏÌØÔÏ×ÙÅ ÕÒÏ×ÎÉ ÐÏÄÁ×ÁÔØ ÎÁ 74HC, ÜÔÏ ÐÏÔÅÎÃÉÁÌØÎÙÊ VB>> ÉÓÔÏÞÎÉË ÐÒÏÂÌÅÍ, Ï ÔÁËÏÍ ×ÁÒÉÁÎÔÅ Ñ ËÁË-ÔÏ É ÎÅ ÐÏÄÕÍÁÌ.

VV> åÝÅ ÍÏÖÎÏ ÐÏÄÁÔØ 5V ÕÒÏ×ÎÉ ÎÁ 3.3V ×ÈÏÄÙ, ÞÔÏ ÔÏÖÅ ÈÏÒÏÛÏ.

ðÏÒÏÊ ÐÒÉÈÏÄÉÔÓÑ ÓÔÁ×ÉÔØ 74ALS. ðÏÒÏÇ ÏÔÎÏÓÉÔÅÌØÎÏ ÎÉÚËÉÊ É, ÅÓÌÉ ÎÅ × ÛÉÒÏËÏÍ ÔÅÍÐÅÒÁÔÕÒÎÏÍ ÄÉÁÐÁÚÏÎÅ, ÉÍÅÅÔ ÏÞÅÎØ ÍÁÌÙÊ ÒÁÚÂÒÏÓ. 5÷ ÔÏÌÅÒÁÎÔÎÙÅ ×ÈÏÄÙ. íÁÌÙÅ ×ÈÏÄÎÙÅ ÔÏËÉ.

Aleksei Pogorily 2:5020/1504

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Yuriy K 22 years ago

Thu Oct 23 2003 15:35, Aleksei Pogorily wrote to Vladimir Vassilevsky:

VB>>> HÕ, ÅÓÌÉ ÔÒÅÈ×ÏÌØÔÏ×ÙÅ ÕÒÏ×ÎÉ ÐÏÄÁ×ÁÔØ ÎÁ 74HC, ÜÔÏ ÐÏÔÅÎÃÉÁÌØÎÙÊ VB>>> ÉÓÔÏÞÎÉË ÐÒÏÂÌÅÍ, Ï ÔÁËÏÍ ×ÁÒÉÁÎÔÅ Ñ ËÁË-ÔÏ É ÎÅ ÐÏÄÕÍÁÌ.

VV>> åÝÅ ÍÏÖÎÏ ÐÏÄÁÔØ 5V ÕÒÏ×ÎÉ ÎÁ 3.3V ×ÈÏÄÙ, ÞÔÏ ÔÏÖÅ ÈÏÒÏÛÏ.

AP> ðÏÒÏÊ ÐÒÉÈÏÄÉÔÓÑ ÓÔÁ×ÉÔØ 74ALS. ðÏÒÏÇ ÏÔÎÏÓÉÔÅÌØÎÏ ÎÉÚËÉÊ É, ÅÓÌÉ ÎÅ × AP> ÛÉÒÏËÏÍ ÔÅÍÐÅÒÁÔÕÒÎÏÍ ÄÉÁÐÁÚÏÎÅ, ÉÍÅÅÔ ÏÞÅÎØ ÍÁÌÙÊ ÒÁÚÂÒÏÓ. 5÷ AP> ÔÏÌÅÒÁÎÔÎÙÅ ×ÈÏÄÙ. AP> íÁÌÙÅ ×ÈÏÄÎÙÅ ÔÏËÉ.

äÌÑ ÜÔÏÇÏ ÅÓÔØ 74LVC. 5V tolerant ×ÈÏÄÙ É _×ÙÈÏÄÙ_ ÄÌÑ ÜÌÅÍÅÎÔÏ× Ó ïë(!). äÅÌÁÌ ÎÅÄÁ×ÎÏ ÓÏÐÒÑÖÅÎÉÅ 5 É 3.3 ÎÁ 74LVC07 - ÚÁÍÅÞÁÔÅÌØÎÏ ÒÁÂÏÔÁÅÔ.

WBR, àÒÉÊ.

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74HC/74HCT

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