SN74AVCH8T245

8BIT DUALSUPPLY BUS TRANSCEIVER

WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3STATE OUTPUTS

SCES565F − APRIL 2004 − REVISED APRIL 2005

6

POST OFFICE BOX 655303

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

otherwise noted) (see Notes 8 and 9) (continued)

PARAMETER

TEST CONDITIONS

VCCA

VCCB

TA = 25°C

−40

°C to 85°C

UNIT

PARAMETER

TEST CONDITIONS

VCCA

VCCB

MIN

TYP

MAX

MIN

MAX

UNIT

Ioff

A port

VI or VO = 0 to 3.6 V

0 V

0 to 3.6 V

±0.1

±1

±5

A

Ioff

B port

VI or VO = 0 to 3.6 V

0 to 3.6 V

0 V

±0.1

±1

±5

µA

I

†

A or B

port

VO = VCCO or GND,

VI = VCCI or GND

OE = VIH

3.6 V

3.6 V

±0.5

±2.5

±5

µA

IOZ†

B port

VO = VCCO or GND, OE = don’t

0 V

3.6 V

±5

µA

A port

VO = VCCO or GND,

VI = VCCI or GND

OE = don’t

care

3.6 V

0 V

±5

µA

1.2 V to 3.6 V

1.2 V to 3.6 V

15

ICCA

VI = VCCI or GND

IO = 0

0 V

3.6 V

−2

µA

ICCA

VI = VCCI or GND

IO = 0

3.6 V

0 V

15

µA

1.2 V to 3.6 V

1.2 V to 3.6 V

15

ICCB

VI = VCCI or GND

IO = 0

0 V

3.6 V

15

µA

ICCB

VI = VCCI or GND

IO = 0

3.6 V

0 V

−2

µA

ICCA + ICCB

VI = VCCI or GND

IO = 0

1.2 V to 3.6 V

1.2 V to 3.6 V

25

µA

Ci

Control

inputs

VI = 3.3 V or GND

3.3 V

3.3 V

3.5

4.5

pF

Cio

A or B

port

VO = 3.3 V or GND

3.3 V

3.3 V

6

7

pF

† For I/O ports, the parameter IOZ includes the input leakage current.

NOTES:

8. VCCO is the VCC associated with the output port.

9. VCCI is the VCC associated with the input port.

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

VCCB = 1.2 V

VCCB = 1.5 V

VCCB = 1.8 V

VCCB = 2.5 V

VCCB = 3.3 V

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

TYP

TYP

TYP

TYP

TYP

UNIT

tPLH

A

B

3.1

2.6

2.5

3

3.5

ns

tPHL

A

B

3.1

2.6

2.5

3

3.5

ns

tPLH

B

A

3.1

2.7

2.5

2.4

2.3

ns

tPHL

B

A

3.1

2.7

2.5

2.4

2.3

ns

tPZH

OE

A

5.3

5.3

5.3

5.3

5.3

ns

tPZL

OE

A

5.3

5.3

5.3

5.3

5.3

ns

tPZH

OE

B

5.1

4

3.5

3.2

3.1

ns

tPZL

OE

B

5.1

4

3.5

3.2

3.1

ns

tPHZ

OE

A

4.8

4.8

4.8

4.8

4.8

ns

tPLZ

OE

A

4.8

4.8

4.8

4.8

4.8

ns

tPHZ

OE

B

4.7

4

4.1

4.3

5.1

ns

tPLZ

OE

B

4.7

4

4.1

4.3

5.1

ns