M54HC4514K datasheet(2/10 Pages) STMICROELECTRONICS

部件名	M54HC4514K

功能描述	RAD-HARD 4 TO 16 LINE DECODER/LATCH

PDF	10 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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2 / 10 page

M54HC4514

2/10

Figure 1: IEC Logic Symbols

Figure 2: Input And Output Equivalent Circuit

Table 1: Pin Description

Table 2: Truth Table

X : Don’t Care

PIN N°

SYMBOL

NAME AND FUNCTION

STROBE

Strobe Input

2, 3, 21, 22

A to D

Address Inputs

11,9,10, 8,

7, 6, 5, 4, 18,

17, 20, 19,

14, 13, 16,

S0 to S15

Multiplexer Outputs

(Active HIGH)

INHIBIT

Enable Input

GND

Ground (0V)

VCC

Positive Supply Voltage

INPUTS

STROBE

SELECT OUTPUT

INHIBIT

LLL

STROBE = "H"

Refer to truth table

STROBE = "L"

Data at the negative going

transition of strobe shall

be provided on the each

output while strobe is held

low.

LLL

S10

S11

S12

S13

S14

S15

ALL OUTPUTS "L"

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