STC485E datasheet(3/11 Pages) ETC1

부품명	STC485E

상세설명	짹15kV ESD-Protected,Slew-Rate-Limited, Fail-Safe,True RS-485 Transceivers

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제조업체	ETC1 [List of Unclassifed Manufacturers]

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Switching Characteristics

(VCC = +5V ±5%, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V and TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX UNITS

tDPLH

250

720

1000

Driver Input-to-Output

tDPHL

Figures 4 and 6, RDIFF = 54?,

CL1 = CL2 = 100pF

250

720

1000

ns

Driver Output Skew

| tDPLH - tDPHL |

tDSKEW

Figures 4 and 6, RDIFF = 54?,

CL1 = CL2 = 100pF

-3

±100

ns

Driver Rise or Fall Time

tDR, tDF

Figures 4 and 6, RDIFF = 54?,

CL1 = CL2 = 100pF

200

530

750

ns

Maximum Data Rate

fMAX

500

kbps

Driver Enable to Output High

tDZH

Figures 5 and 7, CL = 100pF, S2 closed

2500

ns

Driver Enable to Output Low

tDZL

Figures 5 and 7, CL = 100pF, S1 closed

2500

ns

Driver Disable Time from Low

tDLZ

Figures 5 and 7, CL = 15pF, S1 closed

100

ns

Driver Disable Time from High

tDHZ

Figures 5 and 7, CL = 15pF, S2 closed

100

ns

Receiver Input to Output

tRPLH,

tRPHL

Figures 11 and 13;

| VID | =?2.0V;

rise and fall time of VID =?15ns

127

200

ns

| tRPLH - tRPHL | Differential

Receiver Skew

tRSKD

Figures 8 and 10;

| VID | =?2.0V;

rise and fall time of VID =?15ns

3

±30

ns

Receiver Enable to Output Low

tRZL

Figures 3 and 9, CL = 100pF, S1 closed

20

50

ns

Receiver Enable to Output High

tRZH

Figures 3 and 9, CL = 100pF, S2 closed

20

50

ns

Receiver Disable Time from Low

tRLZ

Figures 3 and 9, CL = 100pF, S1 closed

20

50

ns

Receiver Disable Time from

High

tRHZ

Figures 3 and 9, CL = 100pF, S2 closed

20

50

ns

Time to Shutdown

tSHDN

(Note 4)

50

200

600

ns

Driver Enable from

Shutdown-to-Output High

tDZH(SHDN)

Figures 5 and 7, CL = 15pF, S2 closed

4500

ns

Driver Enable from

Shutdown-to-Output Low

tDZL(SHDN)

Figures 5 and 7, CL = 15pF, S1 closed

4500

ns

Receiver Enable from

Shutdown-to-Output High

tRZH(SHDN)

Figures 3 and 9, CL = 100pF, S2 closed

3500

ns

Receiver Enable from

Shutdown-to-Output Low

tRZL(SHDN)

Figures 3 and 9, CL = 100pF, S1 closed

3500

ns

유사한 부품 번호 - STC485E

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