74VHC08 PDF даташит
Спецификация 74VHC08 изготовлена «STMicroelectronics» и имеет функцию, называемую «QUAD 2-INPUT AND GATE». |
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Детали детали
Номер произв | 74VHC08 |
Описание | QUAD 2-INPUT AND GATE |
Производители | STMicroelectronics |
логотип |
11 Pages
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74VHC08
QUAD 2-INPUT AND GATE
s HIGH SPEED: tPD = 4.3 ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 2 µA (MAX.) at TA=25°C
s HIGH NOISE IMMUNITY:
VNIH = VNIL = 28% VCC (MIN.)
s POWER DOWN PROTECTION ON INPUTS
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 8mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH ≅ tPHL
s OPERATING VOLTAGE RANGE:
VCC(OPR) = 2V to 5.5V
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 08
s IMPROVED LATCH-UP IMMUNITY
s LOW NOISE: VOLP = 0.8V (MAX.)
DESCRIPTION
The 74VHC08 is an advanced high-speed CMOS
QUAD 2-INPUT AND GATE fabricated with
sub-micron silicon gate and double-layer metal
wiring C2MOS technology.
The internal circuit is composed of 2 stages
including buffer output, which provides high noise
immunity and stable output.
SOP
TSSOP
Table 1: Order Codes
PACKAGE
SOP
TSSOP
T&R
74VHC08MTR
74VHC08TTR
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.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
Figure 1: Pin Connection And IEC Logic Symbols
November 2004
Rev. 5
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74VHC08
Figure 2: Input Equivalent Circuit
Table 2: Pin Description
PIN N°
1, 4, 9, 12
2, 5, 10, 13
3, 6, 8, 11
7
14
SYMBOL
1A to 4A
1B to 4B
1Y to 4Y
GND
VCC
NAME AND FUNCTION
Data Inputs
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
Table 3: Truth Table
Table 4: Absolute Maximum Ratings
ABY
LLL
LHL
HL L
HHH
Symbol
Parameter
VCC Supply Voltage
VI DC Input Voltage
VO DC Output Voltage
IIK DC Input Diode Current
IOK DC Output Diode Current
IO DC Output Current
ICC or IGND DC VCC or Ground Current
Tstg Storage Temperature
TL Lead Temperature (10 sec)
Value
-0.5 to +7.0
-0.5 to +7.0
-0.5 to VCC + 0.5
- 20
± 20
± 25
± 50
-65 to +150
300
Unit
V
V
V
mA
mA
mA
mA
°C
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
Table 5: Recommended Operating Conditions
Symbol
VCC
VI
VO
Top
dt/dv
Parameter
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time (note 1) (VCC = 3.3 ± 0.3V)
(VCC = 5.0 ± 0.5V)
1) VIN from 30% to 70% of VCC
Value
2 to 5.5
0 to 5.5
0 to VCC
-55 to 125
0 to 100
0 to 20
Unit
V
V
V
°C
ns/V
2/11
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74VHC08
Table 6: DC Specifications
Test Condition
Value
Symbol
Parameter
VIH High Level Input
Voltage
VIL Low Level Input
Voltage
VOH High Level Output
Voltage
VOL Low Level Output
Voltage
II Input Leakage
Current
ICC Quiescent Supply
Current
VCC
(V)
2.0
3.0 to
5.5
2.0
3.0 to
5.5
2.0
3.0
4.5
3.0
4.5
2.0
3.0
4.5
3.0
4.5
0 to
5.5
5.5
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
1.5
0.7VCC
1.5
0.7VCC
1.5
0.7VCC
V
0.5
0.3VCC
0.5
0.3VCC
0.5
0.3VCC
V
IO=-50 µA
IO=-50 µA
IO=-50 µA
IO=-4 mA
IO=-8 mA
IO=50 µA
IO=50 µA
IO=50 µA
IO=4 mA
IO=8 mA
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
0.0 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
V
V
VI = 5.5V or GND
± 0.1
±1
± 1 µA
VI = VCC or GND
2 20 20 µA
Table 7: AC Electrical Characteristics (Input tr = tf = 3ns)
Test Condition
Symbol
Parameter
VCC CL
(V) (pF)
tPLH
tPHL
Propagation Delay
Time
3.3(*)
3.3(*)
5.0(**)
5.0(**)
15
50
15
50
(*) Voltage range is 3.3V ± 0.3V
(**) Voltage range is 5.0V ± 0.5V
Value
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
6.2 8.8 1.0 10.5 1.0 10.5
8.7 12.3 1.0 14.0 1.0 14.0
ns
4.3 5.9 1.0 7.0 1.0 7.0
5.8 7.9 1.0 9.0 1.0 9.0
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