IC74LS04
74LS04 is a member of 74XXYY IC series. The 74-series are digital logic integrated circuits.
74LS04 IC has six NOT gates. These NOT gates perform Inverting function. Hence name HEX INVERTING GATES.
74LS04 Pin Configuration
74LS04 is a14 PIN IC as shown in the 74LS04 pinout. This IC is available in various packages. Choose the appropriate package depending on requirement. The description for each pin is given below
Pin Number
INPUT OF INVERTING GATES
1
1A-INPUT of GATE 1
3
2A-INPUT of GATE 2
5
3A-INPUT of GATE 3
9
4A-INPUT of GATE 4
11
5A-INPUT of GATE 5
13
6A-INPUT of GATE 6
SHARED TERMINALS
7
GND- Should be connected to ground
14
VCC-Should be connected to positive voltage
OUTPUT OF INVERTING GATES
2
1Y-OUTPUT of GATE 1
4
2Y-OUTPUT of GATE 2
6
3Y-OUTPUT of GATE 3
8
4Y-OUTPUT of GATE 4
10
5Y-OUTPUT of GATE 5
12
6Y-OUTPUT of GATE 6
74LS04 Features and Specifications:
Supply voltage range: +4.75V to +5.25V
Maximum supply voltage: +7V
Maximum current allowed to draw through each gate output: 8mA
Totally lead free
TTL outputs
MaximumRise Time: 15ns
Maximum Fall Time: 15ns
Operating temperature:0°C to 70 °C
74LS04 Equivalents
CD7404, 74LS14, A single transistor can be configured to form a NOT gate.
Where to Use 74LS04 IC?
Here are few cases where 74LS04 is used.
1. The chip is basically used where a logic inverter is needed. Inverter Gates in this chip provide output which is negated logic input. The chip has six gates which do NOT operation.
2. When you want TTL outputs. The gates in this chip provide TTL logic outputs which are a must in some applications.
3. 74LS04 is a low cost chip available in market and so it is used when application cost is low.
Applications:
- General purpose logic
- Servers
- Memory units
- PCs and notebooks
- Digital Electronics
- Networking
- Digital systems
roaa (verified owner) –
I bought several of these and they arrived in good condition
roaa –
Othman A. (verified owner) –
Othman A. –
Ahmad Fakhouri (verified owner) –
Ahmad Fakhouri –
King Khalid University Computer Sciences College (verified owner) –
King Khalid University Computer Sciences College –