Rainbow-electronics MAX3430 Manual do Utilizador descarregar pdf (Página 7)

MAX3430

±80V Fault-Protected, Fail-Safe,

1/4-Unit Load, +3.3V RS-485 Transceiver

_______________________________________________________________________________________ 7

20pF

1.5V

RPLH

RPHL

Figure 6. Receiver Propagation Delays

50Ω

GENERATOR

20pF

+1.5V

-1.5V

+ V

)/2

1kΩ

1.5V

S1 CLOSED

S2 OPEN

S3 = -1.5V

RZL

, t

RZL (SHDN)

S1 OPEN

S2 CLOSED

S3 = +1.5V

RZH

, t

RZH(SHDN)

0.25V

1.5V

S1 CLOSED

S2 OPEN

S3 = -1.5V

RLZ

0.25V

1.5V

S1 OPEN

S2 CLOSED

S3 = +1.5V

RHZ

Figure 7. Receiver Enable and Disable Times

Test Circuits/Timing Diagrams (continued)

1 2 3 4 5 6 7 8 9 10 11 12 13

General Description 1
Applications 1
Features 1
Ordering Information 1
ABSOLUTE MAXIMUM RATINGS 2
DC ELECTRICAL CHARACTERISTICS 2
PROTECTION SPECIFICATIONS 3
= +3.3V, T 5
Test Circuits/Timing Diagrams 6
Pin Description 8
Function Tables 8
Detailed Description 9
Hot-Swap Capability 10
Applications Information 11
Chip Information 11
Package Information 12
PDIPN.EPS 13

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