MC14514 Просмотр технического описания (PDF) - Motorola => Freescale

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MC14514

4-Bit Transparent Latch/4-to-16 Line Decoder

Motorola => Freescale 

PULSE

GENERATOR

VDD

ID

500

µF

24 VDD

D1

S0

D2

D3

D4

STROBE

INHIBIT S15

12 VSS

0.01 µF

CERAMIC

CL

CL

20 ns

90%

Vin

10%

20 ns

VDD

VSS

PROGRAMMABLE

PULSE

GENERATOR

Figure 2. Dynamic Power Dissipation Test Circuit and Waveform

VDD

STROBE

S0

S1

INHIBIT

CL

D1

D2

D3

D4

S15

VSS

OUTPUT S0

OUTPUT S1

CL

tTLH

20 ns

INPUT

10%

tPLH

OUTPUT

90%

50%

90%

50%

10%

OUTPUT S15

tTLH

CL

tTHL

VDD

VSS

tPHL

VDD

VSS

tTHL

MC14514B MC14515B

388

Figure 3. Switching Time Test Circuit and Waveforms

PIN ASSIGNMENT

ST 1

D1 2

D2 3

S7 4

S6 5

S5 6

S4 7

S3 8

S1 9

S2 10

S0 11

VSS 12

24 VDD

23 INH

22 D4

21 D3

20 S10

19 S11

18 S8

17 S9

16 S14

15 S15

14 S12

13 S13

MOTOROLA CMOS LOGIC DATA

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