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MC74HC164B Datasheet, PDF (4/9 Pages) ON Semiconductor – 8-Bit Serial-Input/Parallel- Output Shift Register
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MC74HC164B
DC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
Guaranteed Limit
Symbol
Parameter
Test Conditions
VCC −55_C to
V
25_C v 85_C v 125_C Unit
VT+
Maximum Positive−Going Input
Vout = 0.1V
max Threshold Voltage
|Iout| ≤ 20mA
(Figure 3)
2.0
1.50
1.50
1.50
V
3.0
2.15
2.15
2.15
4.5
3.15
3.15
3.15
6.0
4.20
4.20
4.20
VT+ min
Minimum Positive−Going Input
Threshold Voltage
(Figure 3)
Vout = 0.1V
|Iout| ≤ 20mA
2.0
1.0
3.0
1.5
4.5
2.3
6.0
3.0
0.95
0.95
V
1.45
1.45
2.25
2.25
2.95
2.95
VT−
Maximum Negative−Going Input Vout = VCC − 0.1V
max Threshold Voltage
|Iout| ≤ 20mA
(Figure 3)
2.0
0.9
3.0
1.4
4.5
2.0
6.0
2.6
0.95
0.95
V
1.45
1.45
2.05
2.05
2.65
2.65
VT− min
Minimum Negative−Going Input
Threshold Voltage
(Figure 3)
Vout = VCC − 0.1V
|Iout| ≤ 20mA
2.0
0.3
0.3
0.3
V
3.0
0.5
0.5
0.5
4.5
0.9
0.9
0.9
6.0
1.2
1.2
1.2
VHmax Maximum Hysteresis Voltage
(Note 1) (Figure 3)
Vout = 0.1V or VCC − 0.1V
|Iout| ≤ 20mA
2.0
1.20
1.20
1.20
V
3.0
1.65
1.65
1.65
4.5
2.25
2.25
2.25
6.0
3.00
3.00
3.00
VHmin Minimum Hysteresis Voltage
(Note 1) (Figure 3)
Vout = 0.1V or VCC − 0.1V
|Iout| ≤ 20mA
2.0
0.20
0.20
0.20
V
3.0
0.25
0.25
0.25
4.5
0.40
0.40
0.40
6.0
0.50
0.50
0.50
VOH Minimum High−Level Output
Voltage
Vin = VIH or VIL
|Iout| v 20 mA
2.0
1.9
1.9
1.9
V
4.5
4.4
4.4
4.4
6.0
5.9
5.9
5.9
VOL Maximum Low−Level Output
Voltage
Vin = VIH or VIL |Iout| v 2.4 mA 3.0
|Iout| v 4.0 mA 4.5
|Iout| v 5.2 mA 6.0
2.48
3.98
5.48
2.34
3.84
5.34
2.20
3.70
5.20
Vin = VIH or VIL
|Iout| v 20 mA
2.0
0.1
0.1
0.1
V
4.5
0.1
0.1
0.1
6.0
0.1
0.1
0.1
Vin = VIH or VIL |Iout| v 2.4 mA 3.0
|Iout| v 4.0 mA 4.5
|Iout| v 5.2 mA 6.0
0.26
0.26
0.26
0.33
0.33
0.33
0.40
0.40
0.40
Iin
Maximum Input Leakage Current Vin = VCC or GND
6.0
± 0.1
± 1.0
± 1.0
mA
ICC Maximum Quiescent Supply
Current (per Package)
Vin = VCC or GND
Iout = 0 mA
6.0
4
40
160
mA
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
1. VHmin > (VT+ min) − (VT− max); VHmax = (VT+ max) − (VT− min).
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