SN54F623, SN74F623

OCTAL BUS TRANSCEIVERS

WITH 3-STATE OUTPUTS

SDFS087 – MARCH 1987 – REVISED OCTOBER 1993

2–3

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

SN54F623

SN74F623

UNIT

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

MIN

TYP†

MAX

UNIT

VIK

VCC = 4.5 V,

II = – 18 mA

–1.2

–1.2

V

A1 A8

IOH = – 1 mA

2.5

3.4

2.5

3.4

A1 – A8

IOH = – 3 mA

2.4

3.3

2.4

3.3

VOH

VCC = 4.5 V

IOH = – 3 mA

2.4

3.3

2.4

3.3

V

VOH

B1 – B8

IOH = – 12 mA

2

3.2

V

IOH = – 15 mA

2

3.1

Any output

VCC = 4.75 V,

IOH = – 1 mA to – 3 mA

2.7

A1 A8

IOL = 20 mA

0.3

0.5

VOL

A1 – A8

VCC 45 V

IOL = 24 mA

0.35

0.5

V

VOL

B1 B8

VCC = 4.5V

IOL = 48 mA

0.38

0.55

V

B1 – B8

IOL = 64 mA

0.42

0.55

II

A and B ports

VCC 55 V

VI = 5.5 V

1

1

mA

II

OEAB or OEBA

VCC = 5.5V

VI = 7 V

0.1

0.1

mA

I

‡

A and B ports

VCC 55 V

VI 27 V

70

70

μA

IIH‡

OEAB or OEBA

VCC = 5.5V,

VI = 2.7V

20

20

μA

I ‡

A and B ports

VCC 55 V

VI 05 V

–0.65

–0.65

mA

IIL‡

OEAB or OEBA

VCC = 5.5V,

VI = 0.5V

–0.6

–0.6

mA

I

§

A1 – A8

VCC =5 5V

VO =0

–60

– 150

–60

– 150

mA

IOS§

B1 – B8

VCC = 5.5V,

VO = 0

– 100

– 225

– 100

– 225

mA

ICCH

VCC = 5.5 V,

Any output = 4.5 V

110

140

110

140

mA

ICCL

VCC = 5.5 V

OEAB or OEBA = 4.5 V,

A1 – A8 = GND

110

140

110

140

mA

ICCZ

VCC = 5.5 V

OEBA or A1 – A8 = 4.5 V,

OEAB = GND

99

130

99

130

mA

† All typical values are at VCC = 5 V, TA = 25°C.

‡ For I/O ports, the parameters IIH and IIL include the off-state output current.

§ Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.