M54HC139DT(2020) 查看數據表（PDF） - STMicroelectronics

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M54HC139DT
(Rev.:2020)

Rad-hard high speed 2 to 6 V CMOS logic series

STMicroelectronics 

M54HCxxx, M54HCTxxx

Input equivalent circuit diagram

1

Input equivalent circuit diagram

Figure 1. Inputand equivalent circuit diagram

Note:

For the 54HC4049 and the 54HC4050 input equivalent circuit, there is no diode connected to VCC.

DS6794 - Rev 5

page 2/23

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