SN74LS299DW Просмотр технического описания (PDF) - ON Semiconductor
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SN74LS299DW Datasheet PDF : 8 Pages
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SN74LS299
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
VIH
Parameter
Input HIGH Voltage
Min Typ Max Unit
Test Conditions
Guaranteed Input HIGH Voltage for
2.0
V
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
VOH
VOH
VOL
Input Clamp Diode Voltage
Output HIGH Voltage
I/O0–I/O7
Output HIGH Voltage
Q0, Q7
Output LOW Voltage
I/O0–I/O7
–0.65 –1.5
V
VCC = MIN, IIN = –18 mA
2.4
3.1
V
VCC = MIN, IOH = MAX
2.7
3.4
V
VCC = MIN, IOH = MAX
0.25 0.4
0.35 0.5
V
IOL = 12 mA
V
IOL = 24 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VOL
Output LOW Voltage
I/O0–I/O7
0.4
V
0.5
V
IOZH
IOZL
Output Off Current HIGH
I/O0–I/O7
Output Off Current LOW
I/O0–I/O7
Others
40
µA
–400 µA
20
µA
S0, S1,
I/O0–I/O7
IIH
Input HIGH Current Others
40
µA
0.1
mA
S0, S1
0.2
mA
I/O0–I/O7
0.1
mA
Others
IIL
Input LOW Current
S0, S1
–0.4 mA
–0.8 mA
IOS
Short Circuit Current Q0, Q7
–20
(Note 1.)
I/O0–I/O7
–30
–100 mA
–130 mA
ICC
Power Supply Current
53
mA
1. Not more than one output should be shorted at a time, nor for more than 1 second.
IOL = 4.0 mA
IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VCC = MAX, VOUT = 2.7 V
VCC = MAX, VOUT = 0.4 V
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 5.5 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
VCC = MAX
VCC = MAX
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