SN74LS259D View Datasheet(PDF) - Motorola => Freescale
Part Name
Description
Manufacturer
SN74LS259D Datasheet PDF : 6 Pages
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SN54 / 74LS259
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
54
VIL
Input LOW Voltage
74
0.7
Guaranteed Input LOW Voltage for
0.8
V All Inputs
VIK
VOH
Input Clamp Diode Voltage
54
Output HIGH Voltage
74
– 0.65 – 1.5
2.5
3.5
2.7
3.5
V VCC = MIN, IIN = – 18 mA
V VCC = MIN, IOH = MAX, VIN = VIH
V or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
V IOL = 4.0 mA
V IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
20
IIH
Input HIGH Current
0.1
IIL
Input LOW Current
– 0.4
IOS
Short Circuit Current (Note 1)
–20
– 100
ICC
Power Supply Current
36
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
µA VCC = MAX, VIN = 2.7 V
mA VCC = MAX, VIN = 7.0 V
mA VCC = MAX, VIN = 0.4 V
mA VCC = MAX
mA VCC = MAX
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Limits
Symbol
Parameter
Min Typ Max Unit
tPLH
tPHL
Turn-Off Delay, Enable to Output
Turn-On Delay, Enable to Output
22
35
ns
15
24
ns
tPLH
tPHL
Turn-Off Delay, Data to Output
Turn-On Delay, Data to Output
20
32
ns
13
21
ns
tPLH
tPHL
Turn-Off Delay, Address to Output
Turn-On Delay, Address to Output
24
38
ns
18
29
ns
tPHL
Turn-On Delay, Clear to Output
17
27
ns
Test Conditions
CL = 15 pF
AC SET-UP REQUIREMENTS (TA = 25°C, VCC = 5.0 V)
Symbol
ts
tW
th
th
Parameter
Input Setup Time
Pulse Width, Clear or Enable
Hold Time, Data
Hold Time, Address
Limits
Min
Typ
Max
Unit
20
ns
15
ns
5.0
ns
20
ns
FAST AND LS TTL DATA
5-435
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