74ALVC245WMX Datasheet 74ALVC245WM, 74ALVC245MTC, 74ALVC245MTCX | P4-P6

74ALVC245 Rev. 1.3.0 4

74ALVC245 — Low Voltage Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs

DC Electrical Characteristics

AC Electrical Characteristics

Symbol Parameter V

CC

(V) Conditions Min. Max. Units

V

IH

HIGH Level Input Voltage 1.65–1.95 0.65 x V

CC

V

2.3–2.7 1.7

2.7–3.6 2.0

V

IL

LOW Level Input Voltage 1.65–1.95 0.35 x V

CC

V

2.3–2.7 0.7

2.7–3.6 0.8

V

OH

HIGH Level Output Voltage 1.65–3.6 I

OH

=

−

100µA V

CC

–

0.2 V

1.65 I

OH

=

−

4mA 1.2

2.3 I

OH

=

−

6mA 2.0

2.3 I

OH

=

−

12mA 1.7

2.7 2.2

3.0 2.4

3.0 I

OH

=

−

24mA 2

V

OL

LOW Level Output Voltage 1.65–3.6 I

OL

= 100µA 0.2 V

1.65 I

OL

= 4mA 0.45

2.3 I

OL

= mA 0.4

2.3 I

OL

= 12mA 0.7

2.7 0.4

3.0 I

OL

= 24mA 0.55

I

Input Leakage Current 3.6 0 ≤ V

I

≤ 3.6V ±5.0 µA

I

OZ

3-STATE Output Leakage 3.6 0 ≤ V

O

≤ 3.6V ±10 µA

I

CC

Quiescent Supply Current 3.6 V

I

= V

CC

or GND, I

O

= 010µA

∆I

CC

Increase in I

CC

per Input 3–3.6 V

IH

= V

CC

− 0.6V 750 µA

Symbol Parameter

T

A

= −40°C to +85°C, R

L

= 500Ω

Units

C

L

= 50pF C

L

= 30pF

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.

t

PHL

, t

PLH

Propagation Delay 1.3 3.4 3.9 1.0 3.5 1.5 6.0 ns

t

PZL

, t

PZH

Output Enable Time 1.6 5.5 6.3 2.0 6.0 2.7 8.6 ns

t

PLZ

, t

PHZ

Output Disable Time 1.7 5.5 5.3 0.8 4.8 1.5 8.0 ns

74ALVC245 Rev. 1.3.0 5

74ALVC245 — Low Voltage Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs

Capacitance

AC Loading and Waveforms

Figure 1. AC Test Circuit

Table 1. Values for Figure 1

Table 2. Variable Matrix

(Input Characteristics: f = 1MHz; t

r

= t

f

= 2ns; Z

0

= 50Ω)

Figure 2. Waveform for Inverting and

Non-Inverting Functions

Figure 3. 3-STATE Output Low Enable and Disable

Times for Low Voltage Logic

Symbol Parameter Conditions

T

A

= +25°C

UnitsV

CC

Typical

C

IN

Input Capacitance Control V

I

= 0V or V

CC

3.3 3 pF

C

I/O

Input/ Output Capacitance A or B Ports V

I

= 0V or V

CC

3.3 6

C

PD

Power Dissipation

Capacitance

Outputs Enabled f = 10MHz, C

L

= 0pF 3.3 30 pF

2.5 27

1.8 25

Outputs Disabled f = 10MHz, C

L

= 0pF 3.3 0

2.5 0

1.8 0

Test Switch

t

PLH

, t

PHL

Open

t

PZL

, t

PLZ

V

L

t

PZH

, t

PHZ

GND

Symbol

V

CC

3.3V ± 0.3V 2.7V 2.5V ± 0.2V 1.8V ± 0.15V

V

mi

1.5V 1.5V V

CC

/ 2 V

CC

/ 2

V

mo

1.5V 1.5V V

CC

/ 2 V

CC

/ 2

V

X

V

OL

+ 0.3V V

OL

+ 0.3V V

OL

+ 0.15V V

OL

+ 0.15V

V

Y

V

OH

− 0.3V V

OH

− 0.3V V

OH

− 0.15V V

OH

− 0.15V

V

L

6V 6V V

CC

x 2 V

CC

x 2

74ALVC245 Rev. 1.3.0 6

74ALVC245 — Low Voltage Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs

Physical Dimensions

Figure 4. 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide

Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner

without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or

obtain the most recent revision. Package speciﬁcations do not expand the terms of Fairchild’s worldwide terms and conditions,

speciﬁcally the warranty therein, which covers Fairchild products.

Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings:

http://www

.fairchildsemi.com/packaging/

0.10 C

C

A

SEE DETAIL A

NOTES: UNLESS OTHERWISE SPECIFIED

A) THIS PACKAGE CONFORMS TO JEDEC

MS-013, VARIATION AC, ISSUE E

B) ALL DIMENSIONS ARE IN MILLIMETERS.

C) DIMENSIONS DO NOT INCLUDE MOLD

FLASH OR BURRS.

E) LANDPATTERN STANDARD: SOIC127P1030X265-20L

PIN ONE

INDICATOR

0.25

1 10

BC A

M

20 11

B

X45°

8°

0°

SEATING PLANE

GAGE PLANE

DETAIL A

SCALE: 2:1

SEATING PLANE

LAND PATTERN RECOMMENDATION

F) DRAWING FILENAME: MKT-M20BREV3

0.65

1.27

2.25

9.50

13.00

12.60

11.43

7.60

7.40

10.65

10.00

0.51

0.35

1.27

2.65 MAX

0.30

0.10

0.33

0.20

0.75

0.25

(R0.10)

1.27

0.40

(1.40)

0.25

D) CONFORMS TO ASME Y14.5M-1994

74ALVC245WMX

74ALVC245WMX

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