SN74LS109A View Datasheet(PDF) - ON Semiconductor
Part Name
Description
View to exact match
SN74LS109A Datasheet PDF : 8 Pages
| |||
SET (SD)
5(11)
CLEAR (CD)
1(15)
CLOCK
4(12)
J
2(14)
K
3(13)
LOGIC DIAGRAM
Q
6(10)
Q
7(9)
LOGIC SYMBOL
5
11
2 J SD Q 6 14 J SD Q 10
4 CP
12 CP
3
K CD Q 7
13 K CD Q
9
1
15
VCC = PIN 16
GND = PIN 8
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
VIH
Parameter
Input HIGH Voltage
Min Typ Max Unit
Test Conditions
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
VOH
Output HIGH Voltage
VOL
Output LOW Voltage
Input HIGH Current
J, K, Clock
IIH
Set, Clear
J, K, Clock
Set, Clear
–0.65 –1.5
2.7
3.5
0.25 0.4
0.35 0.5
V
VCC = MIN, IIN = –18 mA
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
V
IOL = 4.0 mA
V
IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
20
µA VCC = MAX, VIN = 2.7 V
40
0.1
0.2
mA VCC = MAX, VIN = 7.0 V
Input LOW Current
IIL
J, K, Clock
Set, Clear
–0.4 mA VCC = MAX, VIN = 0.4 V
–0.8
IOS
Output Short Circuit Current (Note 1) –20
–100 mA
ICC
Power Supply Current
8.0
mA
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
VCC = MAX
VCC = MAX
http://onsemi.com
2
|
|
Share Link: 