74HC21 Datasheet, PDF (4/14 Pages) NXP Semiconductors – Dual 4-input AND gate

NXP Semiconductors
74HC21
Dual 4-input AND gate
8. Recommended operating conditions
Table 5. Recommended operating conditions
Voltages are referenced to GND (ground = 0 V)
Symbol
Parameter
Conditions
V_CC
V_I
V_O
∆t/∆V
T_amb
supply voltage
input voltage
output voltage
input transition rise and fall
rate
ambient temperature
V_CC = 2.0 V
V_CC = 4.5 V
V_CC = 6.0 V
9. Static characteristics
Min
Typ
Max
Unit
2.0
5.0
6.0
V
0
-
0
-
-
-
V_CC
V
V_CC
V
625
ns/V
-
1.67
139
ns/V
-
-
83
ns/V
−40
-
+125
°C
Table 6. Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
25 °C
−40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
V_IH
HIGH-level
V_CC = 2.0 V
input voltage _{VCC = 4.5 V}
1.5 1.2 -
1.5
-
1.5
-V
3.15 2.4 - 3.15
-
3.15
-V
V_CC = 6.0 V
4.2 3.2 -
4.2
-
4.2
-V
V_IL
LOW-level
V_CC = 2.0 V
input voltage _{VCC = 4.5 V}
V_CC = 6.0 V
- 0.8 0.5
-
0.5
-
0.5 V
- 2.1 1.35 -
1.35
-
1.35 V
- 2.8 1.8
-
1.8
-
1.8 V
V_OH
HIGH-level
V_I = V_IH or V_IL
output voltage
I_O = −20 µA; V_CC = 2.0 V 1.9 2.0
-
1.9
-
1.9
-V
I_O = −20 µA; V_CC = 4.5 V 4.4 4.5 -
4.4
-
4.4
-V
I_O = −20 µA; V_CC = 6.0 V 5.9 6.0 -
5.9
-
5.9
-V
I_O = −4.0 mA; V_CC = 4.5 V 3.98 4.32 -
3.84
-
3.7
-V
I_O = −5.2 mA; V_CC = 6.0 V 5.48 5.81 -
5.34
-
5.2
-V
V_OL
LOW-level
V_I = V_IH or V_IL
output voltage
I_O = 20 µA; V_CC = 2.0 V
-
0 0.1
-
0.1
-
0.1 V
I_O = 20 µA; V_CC = 4.5 V
-
0 0.1
-
0.1
-
0.1 V
I_O = 20 µA; V_CC = 6.0 V
-
0 0.1
-
0.1
-
0.1 V
I_O = 4.0 mA; V_CC = 4.5 V
- 0.15 0.26
-
0.33
-
0.4 V
I_O = 5.2 mA; V_CC = 6.0 V
- 0.16 0.26
-
0.33
-
I_I
input leakage V_I = V_CC or GND;
current
V_CC = 6.0 V
-
- ±0.1
-
±1
-
I_CC
supply current V_I = V_CC or GND; I_O = 0 A;
-
- 2.0
-
20
-
V_CC = 6.0 V
0.4 V
±1 µA
40 µA
C_I
input
capacitance
- 3.5 -
-
-
-
- pF
74HC21_5
Product data sheet
Rev. 05 — 7 May 2009
© NXP B.V. 2009. All rights reserved.
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