74HCT7540D 查看數據表（PDF） - Nexperia B.V. All rights reserved

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74HCT7540D

Octal Schmitt trigger buffer/line driver; 3-state; inverting

Nexperia B.V. All rights reserved 

Nexperia

4. Functional diagram

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Fig 1. Logic symbol

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DDD

5. Pinning information

5.1 Pinning

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+&7

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*1' 

 9&&

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DDD

Fig 3. Pin configuration SO20

74HC7540; 74HCT7540

Octal Schmitt trigger buffer/line driver; 3-state; inverting



(1



















Fig 2. IEC logic symbol

















DDD

+&

+&7

2( 

$ 

$ 

$ 

$ 

$ 

$ 

$ 

$ 

*1' 

 9&&

 2(

 <

 <

 <

 <

 <

 <

 <

 <

DDD

Fig 4. Pin configuration SSOP20

74HC_HCT7540

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 5 — 26 May 2016

© Nexperia B.V. 2017. All rights reserved

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