Datasheet 74V1G125 Datasheet (ST)

74V1G125

SINGLE BUS BUFFER (3-STATE)

■ HIGH SPEED: t

■ LOW POWER DISSIPATION:

I

=1µA(MAX.)atTA=25°C

CC

■ HIGH NOISE IMMUNITY:

V

NIH=VNIL

■ POWER DOWN PROTECTION ON INPUTS

■ SYMMETRICAL OUTPUTIMPEDANCE:

|I

|=IOL=8mA(MIN)atVCC=4.5V

OH

■ BALANCED PROPAGATION DELAYS:

t

≅ t

PLH

■ OPERATING VOLTAGE RANGE:

V

(OPR) = 2V to 5.5V

CC

■ IMPROVED LATCH-UP IMMUNITY

= 28% VCC(MIN.)

PHL

= 3.8ns (TYP.) at VCC=5V

PD

DESCRIPTION

The 74V1G125 is anadvanced high-speed CMOS
SINGLE BUS BUFFER fabricated with sub-micron
silicon gate and double-layer me tal wiring C

2

MOS
technology.
3-STATE control input G

has to be set HIGH t o

place the out put into the high impedance state.

SOT323-5LSOT23-5L

ORDER CODES

PACKAGE T & R

SOT23-5L 74V1G125STR

SOT323-5L 74V1G125CTR

Power down protection is provided on all inputs
and 0 to 7V can be accepted on inputs with no
regard to the supply voltage. This device can be
usedto interface 5V to 3V.

PIN CONNECTION AND IEC LOGIC SYMBOLS

1/10April 2004

74V1G125

INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION

PIN N° SYMBOL NAME AND FUNCTION

11G
2 1A Data Input
4 1Y Data Output
3 GND Ground (0V)
5

TRUTH TABLE

V

CC

Output Enable Input

Positive Supply Voltage

AG

Y

XHZ

LLL

HLH

X : Don’t Care
Z : High Impedance

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

V

V

I

I

OK

I

I

or I

CC

T

T

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied.

Supply Voltage

CC

DC Input Voltage

I

DC Output Voltage -0.5 to VCC+0.5

O

DC Input Diode Current

IK

DC Output Diode Current
DC Output Current

O

DC VCCor Ground Current

GND

Storage Temperature

stg

Lead Temperature (10 sec)

L

-0.5 to +7.0 V

-0.5 to +7.0 V
V

-20 mA

± 20 mA
± 25 mA
± 50 mA

-65 to +150 °C

260 °C

RECOMMENDED OPERATING CONDITIONS

Symbol Parameter Value Unit

V

V
V
T

dt/dv

1) VINfrom30%to70%ofV

Supply Voltage

CC

Input Voltage

I

Output Voltage 0 to V

O

Operating Temperature

op

Input Rise and Fall Time (note 1) (V

CC

CC

(V

=5.0± 0.5V)

CC

=3.3± 0.3V)

2to5.5 V
0to5.5 V

CC

-55 to 125 °C
0 to 100

0to20

2/10

V

ns/V
ns/V

DC SPECIFICATIONS

Symbol Parameter

V

V

V

High Level Input

IH

Voltage

V

Low Level Input

IL

Voltage

High Level Output

OH

Voltage

Low Level Output

OL

Voltage

High Impedance

I

OZ

Output Leakage
Current

I

Input Leakage

I

Current

I

Quiescent Supply

CC

Current

Test Condition Value

V

(V)

CC

= 25°C

A

Min. Typ. Max. Min. Max. Min. Max.

-40 to 85°C -55 to 125°C

T

2.0 1.5 1.5 1.5

3.0to

5.5

0.7V

CC

0.7V

CC

0.7V

CC

2.0 0.5 0.5 0.5

3.0to

5.5

2.0

3.0

4.5

3.0

4.5

2.0

3.0

4.5

3.0

4.5

5.5

0to

5.5

5.5

IO=-50 µA

=-50 µA

I

O

=-50 µA

I

O

=-4 mA

I

O

I

=-8 mA

O

IO=50 µA
I

=50 µA

O

=50 µA

I

O

=4 mA

I

O

I

=8 mA

O

I=VIH

or V

IL

V

VO=VCCor GND

VI=5.5VorGND

V

I=VCC

or GND

1.9 2.0 1.9 1.9

2.9 3.0 2.9 2.9

4.4 4.5 4.4 4.4

2.58 2.48 2.4

3.94 3.8 3.7

0.3V

CC

0.3V

CC

0.0 0.1 0.1 0.1

0.0 0.1 0.1 0.1

0.0 0.1 0.1 0.1

0.36 0.44 0.55

0.36 0.44 0.55

±0.25 ± 2.5 ± 5 µA

± 0.1 ± 1 ± 1 µA

11020µA

74V1G125

Unit

V

CC

V

V

V

0.3V

AC ELECTRICAL CHARACTERISTICS (Input t

Test Condition Value

Symbol Parameter

t
t

t
t

t
t

(*) Voltage rangeis3.3V± 0.3V
(**) Voltage range is 5.0V ± 0.5V

Propagation Delay

PLH

Time

PHL

Output Disable

PLZ

Time

PHZ

Output Enable

PZL

Time

PZH

V

3.3

3.3

5.0

5.0

3.3

3.3

5.0

5.0

3.3

3.3

5.0

5.0

C

CC

(V)

L

(pF)

(*)

15 5.1 7.5 1.0 8.5 1.0 9.5

(*)

50 5.6 8.0 1.0 9.5 1.0 10.5

(**)

15 3.8 5.5 1.0 6.5 1.0 7.5

(**)

50 4.3 6.5 1.0 7.5 1.0 8.5

(*)

15 5.4 8.0 1.0 9.0 1.0 10.0

(*)

50 7.9 11.5 1.0 12.5 1.0 13.5

(**)

15 3.6 5.0 1.0 6.0 1.0 7.0

(**)

50 5.1 7.0 1.0 8.0 1.0 9.0

(*)

15 5.4 7.6 1.0 9.5 1.0 10.5

(*)

50 5.9 8.5 1.0 10.0 1.0 11.0

(**)

15 3.7 5.9 1.0 7.0 1.0 8.0

(**)

50 4.1 6.5 1.0 7.5 1.0 8.5

=3ns)

r=tf

= 25°C

T

A

-40 to 85°C -55 to 125°C

Min. Typ. Max. Min. Max. Min. Max.

Unit

ns

ns

ns

3/10

74V1G125

CAPACITIVE CHARACTERISTICS

Test Condition Value

= 25°C

Symbol Parameter

T

A

Min. Typ. Max. Min. Max. Min. Max.

C

C

C

Input Capacitance

IN

Output

OUT

Capacitance
Power Dissipation

PD

Capacitance

410 10 10pF
4pF

10 pF

(note 1)

1) CPDis defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I

TEST CIRCUIT

-40 to 85°C -55 to 125°C

CC(opr)=CPDxVCCxfIN+ICC

Unit

TEST SWITCH

t

PLH,tPHL

t

PZL,tPLZ

t

PZH,tPHZ

CL=15/50pF or equivalent (includes jig and probe capacitance)
R1 = 1KΩ or equivalent
R

T=ZOUT

of pulse generator (typically 50Ω)

4/10

Open

V

CC

GND

WAVEFORM 1: PROPAG ATION DELAYS (f=1MHz; 50% duty cycle)

WAVEFORM 2: O UTPUT E NABLE AND DISABLE TIME (f=1MHz; 50% duty cycle)

74V1G125

5/10

74V1G125

SOT23-5L MECHANICAL DATA

mm. mils

DIM.

MIN. TYP MAX. MIN. TYP. MAX.

A 0.90 1.45 35.4 57.1

A1 0.00 0.10 0.0 3.9

A2 0.90 1.30 35.4 51.2

b 0.35 0.50 13.7 19.7

C 0.09 0.20 3.5 7.8

D 2.80 3.00 110.2 118.1

E 1.50 1.75 59.0 68.8

e0.95 37.4

H 2.60 3.00 102.3 118.1

L 0.10 0.60 3.9 23.6

.

6/10

7049676C

74V1G125

SOT323-5L MECHANICAL DATA

mm. mils

DIM.

MIN. TYP MAX. MIN. TYP. MAX.

A 0.80 1.10 31.5 43.3

A1 0.00 0.10 0.0 3.9

A2 0.80 1.00 31.5 39.4

b 0.15 0.30 5.9 11.8

C 0.10 0.18 3.9 7.1

D 1.80 2.20 70.9 86.6

E 1.80 2.40 70.9 94.5

E1 1.15 1.35 45.3 53.1

e

e1 1.3 51.2

L 0.10 0.30 3.9 11.8

.65

0

25.6

7/10

74V1G125

Tape & Reel SOT23-xL MECHANICAL D ATA

DIM.

MIN. TYP MAX. MIN. TYP. MAX.

A 180 7.086
C 12.8 13.0 13.2 0.504 0.512 0.519
D 20.2 0.795
N 60 2.362

T 14.4 0.567
Ao 3.13 3.23 3.33 0.123 0.127 0.131
Bo 3.07 3.17 3.27 0.120 0.124 0.128
Ko 1.27 1.37 1.47 0.050 0.054 0.0.58
Po 3.9 4.0 4.1 0.153 0.157 0.161

P 3.9 4.0 4.1 0.153 0.157 0.161

mm. inch

8/10

Tape & Reel SOT323-xL MECHANICAL DATA

74V1G125

DIM.

MIN. TYP MAX. MIN. TYP. MAX.

A 175 180 185 6.889 7.086 7.283

C 12.8 13 13.2 0.504 0.512 0.519

D 20.2 0.795

N 59.5 60 60.5 2.362

T 14.4 0.567
Ao 2.25 0.088
Bo 2.7 0.106
Ko 1.2 0.047
Po 3.9 4 4.1 0.153 0.157 0.161

P 3.8 4 4.2 0.149 0.157 0.165

mm. inch

9/10

74V1G125

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