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© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

Product data sheet

Rev. 03 — 31 January 2005

7 of 22

Philips Semiconductors

74HC245; 74HCT245

Octal bus tranceiver; 3-state

VOL

LOW-level output voltage

VI =VIH or VIL

IO =20 µA; VCC = 2.0 V

-

0

0.1

V

IO =20 µA; VCC = 4.5 V

-

0

0.1

V

IO =20 µA; VCC = 6.0 V

-

0

0.1

V

IO = 6.0 mA; VCC = 4.5 V

-

0.15

0.26

V

IO = 7.8 mA; VCC = 6.0 V

-

0.16

0.26

V

ILI

input leakage current

VI =VCC or GND; VCC = 6.0 V

-

-

±0.1

µA

IOZ

OFF-state output current

VI =VIH or VIL; VO =VCC or GND;

VCC = 6.0 V

--

±0.5

µA

ICC

quiescent supply current

VI =VCC or GND; IO =0A;

VCC = 6.0 V

-

-

8.0

µA

CI

input capacitance

-

3.5

-

pF

CI/O

input/output capacitance

-

10

-

pF

Tamb = −40 °C to +85 °C

VIH

HIGH-level input voltage

VCC = 2.0 V

1.5

-

-

V

VCC = 4.5 V

3.15

-

-

V

VCC = 6.0 V

4.2

-

-

V

VIL

LOW-level input voltage

VCC = 2.0 V

-

-

0.5

V

VCC = 4.5 V

-

-

1.35

V

VCC = 6.0 V

-

-

1.8

V

VOH

HIGH-level output voltage

VI =VIH or VIL

IO = −20 µA; VCC = 2.0 V

1.9

-

-

V

IO = −20 µA; VCC = 4.5 V

4.4

-

-

V

IO = −20 µA; VCC = 6.0 V

5.9

-

-

V

IO = −6.0 mA; VCC = 4.5 V

3.84

-

-

V

IO = −7.8 mA; VCC = 6.0 V

5.34

-

-

V

VOL

LOW-level output voltage

VI =VIH or VIL

IO =20 µA; VCC = 2.0 V

-

-

0.1

V

IO =20 µA; VCC = 4.5 V

-

-

0.1

V

IO =20 µA; VCC = 6.0 V

-

-

0.1

V

IO = 6.0 mA; VCC = 4.5 V

-

-

0.33

V

IO = 7.8 mA; VCC = 6.0 V

-

-

0.33

V

ILI

input leakage current

VI =VCC or GND; VCC = 6.0 V

-

-

±1.0

µA

IOZ

OFF-state output current

VI =VIH or VIL; VO =VCC or GND;

VCC = 6.0 V

--

±5.0

µA

ICC

quiescent supply current

VI =VCC or GND; IO =0A;

VCC = 6.0 V

--80

µA

Tamb = −40 °C to +125 °C

VIH

HIGH-level input voltage

VCC = 2.0 V

1.5

-

-

V

VCC = 4.5 V

3.15

-

-

V

VCC = 6.0 V

4.2

-

-

V

Table 7:

Static characteristics type 74HC245 …continued

At recommended operating conditions; voltages are referenced to GND (ground = 0 V).

Symbol

Parameter

Conditions

Min

Typ

Max

Unit