MC14526B(2000) データシートの表示（PDF） - ON Semiconductor

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MC14526B
(Rev.:2000)

Presettable 4-Bit Down Counters

ON Semiconductor 

VDD = -VGS

CF Q0

PE

P0 Q1

P1

P2 Q2

P3

RESET Q3

INHIBIT

CLOCK 0"

VSS

VOH

IOH

EXTERNAL

POWER

SUPPLY

Figure 1. Typical Output Source

Characteristics Test Circuit

MC14526B

VDD

CF Q0

PE

P0 Q1

P1

P2 Q2

P3

RESET Q3

INHIBIT

CLOCK 0"

VSS CL

CL

CL

CL

CL

PULSE

GENERATOR

20 ns

CLOCK

50%

90%

10%

VARIABLE

WIDTH

20 ns VDD

VSS

50% DUTY CYCLE

Figure 3. Power Dissipation

VDD = VGS

CF Q0

PE

P0 Q1

P1

P2 Q2

P3

RESET Q3

INHIBIT

CLOCK 0"

VSS

VOL

IOL

EXTERNAL

POWER

SUPPLY

Figure 2. Typical Output Sink

Characteristics Test Circuit

DEVICE

UNDER

TEST

TEST POINT

Q or 0"

CL*

* Includes all probe and jig capacitance.

Figure 4. Test Circuit

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