NC7SZ384L6X 데이터 시트보기 (PDF) - Fairchild Semiconductor

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NC7SZ384L6X

1-Bit Low Power Bus Switch

Fairchild Semiconductor 

AC Electrical Characteristics

Symbol

Parameter

tPHL,

tPLH

tPZL,

tPZH

tPLZ,

tPHZ

Propagation Delay Bus to Bus

(Note 7)

Output Enable Time

Output Disable Time

Note 6: All typical values are VCC 5.0V, TA 25qC.

VCC

(V)

4.0–5.5

4.5–5.5

4.0

4.5–5.5

4.0

TA 40qC to 85qC,

CL 50 pF, RU RD 500:

Min

Typ

Max

(Note 6)

0.25

1.0

2.5

5.0

1.0

5.5

1.0

2.5

5.0

1.0

5.5

Units

Conditions

ns

VI OPEN

ns

VI 7V for tPZL

ns

VI OPEN for tPZH

ns

VI 7V for tPLZ

ns

VI OPEN for tPHZ

Figure

Number

Figures

1, 2

Figures

1, 2

Figures

1, 2

Note 7: This parameter is guaranteed by design but is not tested. The bus switch contributes no propagation delay other than the RC delay of the typical On Resistance of the

switch and the 50 pF load capacitance, when driven by an ideal voltage source (zero output impedance).

Capacitance (Note 8)

Symbol

Parameter

CIN

Control Pin Input Capacitance

CI/O

Input/Output Capacitance

Note 8: TA 25qC, f 1 MHz.

AC Loading and Waveforms

Typ

Max

Units

Conditions

2

6

pF

VCC 5.0V

4.5

10

pF

VCC, BE 5.0V

Input driven by 50: source terminated in 50:

CL includes load and stray capacitance

Input PRR 1.0 MHz; tW 500 ns

FIGURE 1. AC Test Circuit

FIGURE 2. AC Waveforms

3

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