MC14531B 데이터 시트보기 (PDF) - Motorola => Freescale

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MC14531B

12-Bit Parity Tree

Motorola => Freescale 

ÎÎÎÎSÎÎÎÎWIÎÎÎÎTCHÎÎÎÎINGÎÎÎÎCHÎÎÎÎARÎÎÎÎAChCaÎÎÎÎTrEacRtÎÎÎÎeISriTsÎÎÎÎtIiCcSÎÎÎÎ* (CÎÎÎÎL=5ÎÎÎÎ0pFÎÎÎÎ,TAÎÎÎÎ=2ÎÎÎÎ5_CÎÎÎÎ)SymÎÎÎÎbolÎÎÎÎÎÎÎÎVÎÎÎÎDDÎÎÎÎÎÎÎÎÎÎÎÎMinÎÎÎÎÎÎÎÎTÎÎÎÎypÎÎÎÎ# ÎÎÎÎÎÎÎÎMaxÎÎÎÎÎÎÎÎUÎÎÎÎnitÎÎÎÎ

Output Rise and Fall Time

tTLH, tTHL = (1.6 ns/pF) CL + 25 ns

tTLH, tTHL = (0.75 ns/pF) CL + 12.5 ns

tTLH, tTHL = (0.55 ns/pF) CL + 9.5 ns

tTLH,

ns

tTHL

5.0

—

100

200

10

—

50

100

15

—

40

80

Propagation Delay Time

Data to Q

tPLH, tPHL = (1.7 ns/pF) CL + 355 ns

tPLH, tPHL = (0.66 ns/pF) CL + 142 ns

tPLH, tPHL = (0.5 ns/pF) CL + 95 ns

Odd/Even to Q

tPLH, tPHL = (1.7 ns/pF) CL + 165 ns

tPLH, tPHL = (0.66 ns/pF) CL + 67 ns

tPLH, tPHL = (0.5 ns/pF) CL + 45 ns

tPLH,

ns

tPHL

5.0

—

440

1320

10

—

175

525

15

—

120

360

5.0

—

250

750

10

—

100

300

15

—

70

210

* The formulas given are for the typical characteristics only at 25_C.

#Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.

20 ns

20 ns

90%

VDD

SIGNAL

10%

50%

INPUT

VSS

1

DATA RATE (f)

f IN RESPECT TO SYSTEM CLOCK

Figure 1. Dynamic Power Dissipation

Signal Waveform

INPUT

(D OR W) tPLH

10%

OUTPUT

20 ns

90%

50%

90%

tTLH

20 ns

VDD

10% VSS

tPHL

VOH

50%

VOL

tTHL

Figure 2. Dynamic Signal Waveforms

MOTOROLA CMOS LOGIC DATA

MC14531B

3

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