HCTL-2000(1999) Ver la hoja de datos (PDF) - HP => Agilent Technologies

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Fabricante

HCTL-2000
(Rev.:1999)

Quadrature Decoder/Counter Interface ICs

HP => Agilent Technologies 

3

Table 3. DC Characteristics VDD = 5 V ± 5%; TA = -40 to 85°C

Symbol

Parameter

Condition

Min. Typ. Max. Unit

VIL[2]

VIH[2]

VT+

Low-Level Input Voltage

High-Level Input Voltage

Schmitt-Trigger Positive-

Going Threshold

1.5

V

3.5

V

3.5 4.0

V

VT-

Schmitt-Trigger Negative-

Going Threshold

1.0 1.5

V

VH

IIN

VOH[2]

VOL[2]

IOZ

Schmitt-Trigger Hysteresis

Input Current

High-Level Output

Voltage

Low-Level Output

Voltage

High-Z Output Leakage

Current

VIN = VSS or VDD

IOH -1.6 mA

IOL = +4.8 mA

VO = VSS or VDD

1.0 2.0

V

-10 1 +10 µA

2.4 4.5

V

0.2 0.4

V

-10 1 +10 µA

IDD

CIN

COUT

Quiescent Supply Current

Input Capacitance

Output Capacitance

VIN = VSS or VDD, VO = HiZ

Any Input[3]

Any Output[3]

1

5

µA

5

pF

6

pF

Notes:

1. Free air.

2. In general, for any VDD between the allowable limits (+4.5 V to +5.5 V), VIL = 0.3 VDD and VIH = 0.7 VDD; typical values are

VOH = VDD - 0.5 V @ IOH = -40 µA and VOL = VSS + 0.2 V @ IOL = 1.6 mA.

3. Including package capacitance.

Figure 1. Reset Waveform.

Figure 2. Waveform for Positive Clock Related Delays.

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