ST75C176CN(2006) Ver la hoja de datos (PDF) - STMicroelectronics

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componentes Descripción

Fabricante

ST75C176CN
(Rev.:2006)

Low power RS-485/RS-422 transceiver

STMicroelectronics 

Electrical characteristics

ST75C176

Table 7.

Symbol

Receiver switching characteristics

(VCC = 5V ± 5%, TA = TMIN to TMAX, unless otherwise specified. Typical values are referred

to TA = 25°C) (See Note 1)

Parameter

Test Conditions

Min. Typ. Max. Unit

tPLH

tPHL

tSKD

tPZH

tPZL

tPLZ

tPHZ

fMAX

Propagation delay input to RDIFF = 54Ω, CL1 = CL2 = 100pF

output

(See Figure 4 and Figure 8)

Differential receiver skew

RDIFF = 54Ω, CL1 = CL2 = 100pF

(See Figure 4 and Figure 8)

Output enable time

CRL = 15pF, S1 = Closed

(See Figure 3 and Figure 9)

Output enable time

CRL = 15pF, S2 = Closed

(See Figure 3 and Figure 9)

Output disable time

CRL = 15pF, S1 = Closed

(See Figure 3 and Figure 9)

Output disable time

CRL = 15pF, S2 = Closed

(See Figure 3 and Figure 9)

Maximum data rate

20 130 210 ns

13

ns

20

50

ns

20

50

ns

20

50

ns

20

50

ns

2.5

Mbps

Note:

All currents into device pins are positive; all cuts out of device pins are negative; all

voltages are referenced to device ground unless specified.

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