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74V1T126S PDF даташит

Спецификация 74V1T126S изготовлена ​​​​«STMicroelectronics» и имеет функцию, называемую «SINGLE BUS BUFFER 3-STATE».

Детали детали

Номер произв 74V1T126S
Описание SINGLE BUS BUFFER 3-STATE
Производители STMicroelectronics
логотип STMicroelectronics логотип 

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74V1T126S Даташит, Описание, Даташиты
® 74V1T126
SINGLE BUS BUFFER (3-STATE)
s HIGH SPEED: tPD = 3.8 ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 1 µA (MAX.) at TA = 25 oC
s COMPATIBLE WITH TTL OUTPUTS:
VIH = 2V (MIN), VIL = 0.8V (MAX)
s POWER DOWN PROTECTION ON INPUT
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 8 mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH tPHL
s OPERATING VOLTAGE RANGE:
VCC (OPR) = 4.5V to 5.5V
s IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The 74V1T126 is an advanced high-speed
CMOS SINGLE BUS BUFFER fabricated with
sub-micron silicon gate and double-layer metal
wiring C2MOS technology.
PRELIMINARY DATA
S
(SOT23-5L)
C
(SC-70)
ORDER CODE:
74V1T126S
74V1T126C
3-STATE control input G has to be set LOW to
place the output into the high impedance state.
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
used to interface 5V to 3V.
PIN CONNECTION AND IEC LOGIC SYMBOLS
October 1999
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74V1T126S Даташит, Описание, Даташиты
74V1T126
INPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
1
2
4
3
5
S Y M B OL
1G
1A
1Y
GND
VCC
NAME AND FUNCTION
Output Enable Input
Data Input
Data Output
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
A
X
L
H
X:”H” or ”L” Z:High Impedance
G
L
H
H
Y
Z
L
H
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC Supply Voltage
-0.5 to +7.0
V
VI DC Input Voltage
-0.5 to +7.0
V
VO DC Output Voltage
-0.5 to VCC + 0.5
V
IIK DC Input Diode Current
- 20 mA
IOK DC Output Diode Current
± 20 mA
IO DC Output Current
± 25 mA
ICC or IGND DC VCC or Ground Current
± 50 mA
Tstg Storage Temperature
-65 to +150
oC
TL Lead Temperature (10 sec)
260 oC
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VCC Supply Voltage
VI Input Voltage
VO Output Voltage
Top Operating Temperature
dt/dv Input Rise and Fall Time (see note 1) (VCC = 5.0 ± 0.5V)
1) VIN from 0.8V to 2 V
Valu e
4.5 to 5.5
0 to 5.5
0 to VCC
-40 to +85
0 to 20
Unit
V
V
V
oC
ns/V
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74V1T126S Даташит, Описание, Даташиты
74V1T126
DC SPECIFICATIONS
Symb ol
Parameter
VIH High Level Input
Voltage
VIL Low Level Input
Voltage
VOH High Level Output
Voltage
VOL Low Level Output
Voltage
IOZ High Impedance
Output Leakage
Current
II Input Leakage Current
ICC Quiescent Supply
Current
ICC Additional Worst Case
Supply Current
Test Conditions
V CC
( V)
4.5 to 5.5
4.5 to 5.5
4.5 IO=-50 µA
4.5 IO=-8 mA
4.5 IO=50 µA
4.5 IO=8 mA
VI = VIH or VIL
5.5 VO = VCC or GND
0 to 5.5
5.5
VI = 5.5V or GND
VI = VCC or GND
5.5 One Input at 3.4V,
other input at VCC or
GND
Value
TA = 25 oC
Min. Typ. Max.
2
-40 to 85 oC
Min . Max.
2
0.8 0.8
4.4 4.5
4.4
3.94 3.8
0.0 0.1
0.1
0.36 0.44
±0.25
±2.5
±0.1
1
1.35
±1.0
10
1.5
Un it
V
V
V
V
µA
µA
µA
mA
AC ELECTRICAL CHARACTERISTICS (Input tr = tf =3 ns)
Symb ol
Parameter
tPLH Propagation Delay
tPHL Time
tPLZ Output Disable Time
tPHZ
tPZH Output Enable Time
tPZL
(*) Voltage range is 5V ± 0.5V
Test Condition
VCC (*) CL
(V) (pF )
5.0 15
5.0 50
5.0 15
5.0 50
5.0 15
5.0 50
Value
TA = 25 oC
Min. Typ. Max.
3.8 5.5
5.3 7.5
4.6 6.8
6.1 8.8
3.6 5.1
5.1 7.1
-40 to 85 oC
Min . Max.
1.0 6.5
1.0 8.5
1.0 8.0
1.0 10.0
1.0 6.0
1.0 8.0
Unit
ns
ns
ns
CAPACITIVE CHARACTERISTICS
Symb ol
Parameter
Test Conditions
Value
Un it
TA = 25 oC
-40 to 85 oC
Min. Typ . Max. Min . Max.
CIN Input Capacitance
4 10
10 pF
COUT Output Capacitance
10 pF
CPD Power Dissipation
Capacitance (note 1)
14 pF
1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
Test Circuit).Average operating current can be obtained by the following equation. ICC(opr) = CPD VCC fIN + ICC
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74V1T126SSINGLE BUS BUFFER 3-STATESTMicroelectronics
STMicroelectronics

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