HD74LS293P Renesas Electronics America, HD74LS293P Datasheet - Page 4

• Manufacturer Part Number: HD74LS293P
• Manufacturer: Renesas Electronics America
• Type: Binaryr

Specifications of HD74LS293P

• Technology: Bipolar
• Number Of Elements: 1
• Number Of Bits: 4
• Logic Family: LS
• Logical Function: Counter/Divider
• Operating Supply Voltage (typ): 5V
• Package Type: PDIP
• Propagation Delay Time: 70ns
• Operating Temp Range: -20C to 75C
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 14
• Lead Free Status / Rohs Status: Not Compliant

HD74LS293
BCD Count Sequence
Notes: 1. H; high level, L; low level, X; irrelevant
Block Diagram
Rev.3.00, Jul.15.2005, page 2 of 7
Count
2. Output Q
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
A
is connected to input B.
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
Input A
Input B
D
R
R
0(1)
0(2)
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
C
J
K
J
K
J
K
J
K
CK
CK
CK
CK
Outputs
Q
Q
Q
Q
Q
Q
Q
Q
Q
H
H
H
H
H
H
H
H
A
B
C
D
L
L
L
L
L
L
L
L
B
Q
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
A