74ALVC38(2001) Просмотр технического описания (PDF) - Fairchild Semiconductor

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Компоненты Описание

производитель

74ALVC38
(Rev.:2001)

Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs

Fairchild Semiconductor 

AC Electrical Characteristics

Symbol

Parameter

tPHL, tPLH Propagation Delay

Bus to Bus

T A = −40°C to +85°C, RL = 500Ω

CL = 50 pF

CL = 30 pF

V CC = 3.3V ± 0.3V

V CC = 2.7V

V CC = 2.5V ± 0.2V V CC = 1.8V ± 0.15V

Min

Max

Min

Max

Min

Max

Min

Max

1.1

3.3

1.3

4.2

0.8

3.7

1.0

6.7

Units

ns

Capacitance

Symbol

Parameter

Conditions

CIN

COUT

CPD

Input Capacitance

Output Capacitance

Power Dissipation Capacitance

Outputs Enabled

VI = 0V or VCC

VI = 0V or VCC

f = 10 MHz, CL = 50 pF

TA = +25°C

VCC

Typical

3.3

6

3.3

7

3.3

20

2.5

20

Units

pF

pF

pF

AC Loading and Waveforms (VCC 3.3V ± 0.3V to 1.8V ± 0.15V)

TABLE 1. Values for Figure 1

TEST

tPZL, tPLZ

SWITCH

VL

FIGURE 1. AC Test Circuit

Symbol

Vmi

Vmo

Vx

VL

3.3V ± 0.3V

1.5V

1.5V

VOL + 0.3V

6V

TABLE 2.

2.7V

1.5V

1.5V

VOL + 0.3V

6V

VCC

2.5V ± 0.2V

VCC/2

VCC/2

VOL + 0.15V

VCC*2

1.8V ± 0.15V

VCC/2

VCC/2

VOL + 0.15V

VCC*2

FIGURE 2. Waveform for Open Drain, Inverting and Non-inverting Functions

3

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