74HCT14 PDF даташит
Спецификация 74HCT14 изготовлена «Philips» и имеет функцию, называемую «Hex inverting Schmitt trigger». |
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Детали детали
Номер произв | 74HCT14 |
Описание | Hex inverting Schmitt trigger |
Производители | Philips |
логотип |
23 Pages
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INTEGRATED CIRCUITS
DATA SHEET
74HC14; 74HCT14
Hex inverting Schmitt trigger
Product specification
Supersedes data of 1997 Aug 26
2003 Oct 30
No Preview Available ! |
Philips Semiconductors
Hex inverting Schmitt trigger
Product specification
74HC14; 74HCT14
FEATURES
• Applications:
– Wave and pulse shapers
– Astable multivibrators
– Monostable multivibrators.
• Complies with JEDEC standard no. 7A
• ESD protection:
HBM EIA/JESD22-A114-A exceeds 2000 V
MM EIA/JESD22-A115-A exceeds 200 V.
• Specified from −40 to +85 °C and −40 to +125 °C.
DESCRIPTION
The 74HC14 and 74HCT14 are high-speed Si-gate CMOS
devices and are pin compatible with low power Schottky
TTL (LSTTL). They are specified in compliance with
JEDEC standard no. 7A.
The 74HC14 and 74HCT14 provide six inverting buffers
with Schmitt-trigger action. They are capable of
transforming slowly changing input signals into sharply
defined, jitter-free output signals.
QUICK REFERENCE DATA
GND = 0 V; Tamb = 25 °C; tr = tf = 6 ns
SYMBOL
PARAMETER
CONDITIONS
TYPICAL
HC HCT
tPHL/tPLH
CI
CPD
propagation delay nA to nY
CL = 15 pF; VCC = 5 V 12
input capacitance
3.5
power dissipation capacitance per gate notes 1 and 2
7
17
3.5
8
Notes
1. CPD is used to determine the dynamic power dissipation (PD in µW):
PD = CPD × VCC2 × fi × N + Σ(CL × VCC2 × fo) where:
fi = input frequency in MHz;
fo = output frequency in MHz;
CL = output load capacitance in pF;
VCC = supply voltage in Volts;
N = total load switching outputs;
Σ(CL × VCC2 × fo) = sum of the outputs.
2. For type 74HC14 the condition is VI = GND to VCC.
For type 74HCT14 the condition is VI = GND to VCC − 1.5 V.
UNIT
ns
pF
pF
2003 Oct 30
2
No Preview Available ! |
Philips Semiconductors
Hex inverting Schmitt trigger
Product specification
74HC14; 74HCT14
FUNCTION TABLE
INPUT
nA
L
H
Note
1. H = HIGH voltage level;
L = LOW voltage level.
OUTPUT
nY
H
L
ORDERING INFORMATION
TYPE NUMBER
74HC14D
74HCT14D
74HC14DB
74HCT14DB
74HC14N
74HCT14N
74HC14PW
74HCT14PW
74HC14BQ
74HCT14BQ
TEMPERATURE RANGE
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
−40 to +125 °C
PACKAGE
PINS
PACKAGE
14 SO14
14 SO14
14 SSOP14
14 SSOP14
14 DIP14
14 DIP14
14 TSSOP14
14 TSSOP14
14 DHVQFN14
14 DHVQFN14
MATERIAL
plastic
plastic
plastic
plastic
plastic
plastic
plastic
plastic
plastic
plastic
CODE
SOT108-1
SOT108-1
SOT337-1
SOT337-1
SOT27-1
SOT27-1
SOT402-1
SOT402-1
SOT762-1
SOT762-1
PINNING
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1A
1Y
2A
2Y
3A
3Y
GND
4Y
4A
5Y
5A
6Y
6A
VCC
SYMBOL
data input
data output
data input
data output
data input
data output
ground (0 V)
data output
data input
data output
data input
data output
data input
supply voltage
DESCRIPTION
2003 Oct 30
3
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