74ALVCH162245DL Просмотр технического описания (PDF) - Philips Electronics

Номер в каталоге

Компоненты Описание

производитель

74ALVCH162245DL

16-bit bus transceiver with direction pin and 30Ω termination resistor (3-State)

Philips Electronics 

Philips Semiconductors

16-bit bus transceiver with direction pin and

30Ω termination resistor (3-State)

Product specification

74ALVCH162245

AC CHARACTERISTICS FOR VCC = 2.3V TO 2.7V RANGE

GND = 0V; tr = tf ≤ 2.0ns; CL = 30pF

SYMBOL

PARAMETER

WAVEFORM

tPHL/tPLH

Propagation delay

nAn to nBn; nBn to nAn

1, 3

tPZH/tPZL

3-State output enable time

nOE to nAn; nOE to nBn

2, 3

tPHZ/tPLZ

3-State output disable time

nOE to nAn; nOE to nBn

2, 3

NOTES:

1. All typical values are measured Tamb = 25°C.

2. Typical value is measured at VCC = 2.5V

LIMITS

VCC = 2.3 to 2.7V

MIN

TYP1, 2

MAX

1.0

2.5

4.9

1.0

2.9

6.8

1.0

3.0

6.3

UNIT

ns

ns

ns

AC CHARACTERISTICS FOR VCC = 3.0V TO 3.6V RANGE AND VCC = 2.7V

GND = 0V; tr = tf ≤ 2.5ns; CL = 50pF

LIMITS

SYMBOL

PARAMETER

WAVEFORM

VCC = 3.3 ± 0.3V

MIN TYP1, 2 MAX

VCC = 2.7V

MIN TYP1 MAX

tPHL/tPLH

Propagation delay

nAn to nBn; nBn to nAn

1, 3

1.0

2.4

4.2

1.0

2.7

4.7

tPZH/tPZL

3-State output enable time

nOE to nAn; nOE to nBn

2, 3

1.0

3.0

5.6

1.0

3.9

6.7

tPHZ/tPLZ

3-State output disable time

nOE to nAn; nOE to nBn

2, 3

1.0

2.6

5.5

1.0

2.9

5.7

NOTES:

1. All typical values are measured Tamb = 25°C.

2. Typical value is measured at VCC = 3.3V

UNIT

ns

ns

ns

1998 Jun 29

6

Share Link: