Datasheet
74HC_HCT1G14 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 6 — 27 December 2012 4 of 16
NXP Semiconductors
74HC1G14; 74HCT1G14
Inverting Schmitt trigger
11. Static characteristics
Table 7. Static characteristics
Voltages are referenced to GND (ground = 0 V). All typical values are measured at T
amb
=25
C.
Symbol Parameter Conditions 40 C to +85 C 40 C to +125 C Unit
Min Typ Max Min Max
For type 74HC1G14
V
OH
HIGH-level output
voltage
V
I
= V
T+
or V
T
I
O
= 20 A; V
CC
= 2.0 V 1.9 2.0 - 1.9 - V
I
O
= 20 A; V
CC
= 4.5 V 4.4 4.5 - 4.4 - V
I
O
= 20 A; V
CC
= 6.0 V 5.9 6.0 - 5.9 - V
I
O
= 2.0 mA; V
CC
= 4.5 V 4.13 4.32 - 3.7 - V
I
O
= 2.6 mA; V
CC
= 6.0 V 5.63 5.81 - 5.2 - V
V
OL
LOW-level output
voltage
V
I
= V
T+
or V
T
I
O
= 20 A; V
CC
= 2.0 V - 0 0.1 - 0.1 V
I
O
= 20 A; V
CC
= 4.5 V - 0 0.1 - 0.1 V
I
O
= 20 A; V
CC
= 6.0 V - 0 0.1 - 0.1 V
I
O
= 2.0 mA; V
CC
= 4.5 V - 0.15 0.33 - 0.4 V
I
O
= 2.6 mA; V
CC
= 6.0 V - 0.16 0.33 - 0.4 V
I
I
input leakage current V
I
=V
CC
or GND; V
CC
= 6.0 V - - 1.0 - 1.0 A
I
CC
supply current V
I
=V
CC
or GND; I
O
=0A;
V
CC
=6.0V
--10 - 20A
C
I
input capacitance - 1.5 - - - pF
V
T+
positive-going
threshold voltage
see Figure 7 and Figure 8
V
CC
= 2.0 V 0.7 1.09 1.5 0.7 1.5 V
V
CC
= 4.5 V 1.7 2.36 3.15 1.7 3.15 V
V
CC
= 6.0 V 2.1 3.12 4.2 2.1 4.2 V
V
T
negative-going
threshold voltage
see Figure 7 and Figure 8
V
CC
= 2.0 V 0.3 0.60 0.9 0.3 0.9 V
V
CC
= 4.5 V 0.9 1.53 2.0 0.9 2.0 V
V
CC
= 6.0 V 1.2 2.08 2.6 1.2 2.6 V
V
H
hysteresis voltage see Figure 7 and Figure 8
V
CC
= 2.0 V 0.2 0.48 1.0 0.2 1.0 V
V
CC
= 4.5 V 0.4 0.83 1.4 0.4 1.4 V
V
CC
= 6.0 V 0.6 1.04 1.6 0.6 1.6 V
For type 74HCT1G14
V
OH
HIGH-level output
voltage
V
I
= V
T+
or V
T
I
O
= 20 A; V
CC
= 4.5 V 4.4 4.5 - 4.4 - V
I
O
= 2.0 mA; V
CC
= 4.5 V 4.13 4.32 - 3.7 - V
V
OL
LOW-level output
voltage
V
I
= V
T+
or V
T
I
O
= 20 A; V
CC
= 4.5 V - 0 0.1 - 0.1 V
I
O
= 2.0 mA; V
CC
= 4.5 V - 0.15 0.33 - 0.4 V
I
I
input leakage current V
I
=V
CC
or GND; V
CC
= 5.5 V - - 1.0 - 1.0 A