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UTRS485_17 Datasheet(Fiches technique) 5 Page - Unisonic Technologies

Numéro de pièce UTRS485_17
Description  TRANSCEIVERS WITH ESD-PROTECTED
Télécharger  8 Pages
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Fabricant  UTC [Unisonic Technologies]
Site Internet  http://www.utc-ic.com
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UTRS485
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
5 of 8
www.unisonic.com.tw
QW-R113-011.G
SWITCHING CHARACTERISTICS
(VCC=+5.0V ±5%, TA=TMIN to TMAX, unless otherwise noted.) (Note 1, 2)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX
UNIT
tDPLH
50
200
ns
Driver Input to Output
tDPHL
Fig.3 and 5, RDIFF=54Ω, CL1=CL2=100pF
50
200
ns
Driver Output Skew to Output
tDSKEW Fig.3 and 5, RDIFF=54Ω, CL1=CL2=100pF
10
ns
Driver Rise or Fall Time
tDR, tDF Fig.3 and 5, RDIFF=54Ω, CL1=CL2=100pF
15
150
ns
Driver Enable to Output High
tDZH
Fig.4 and 6, CL=100pF, S2 Closed
80
200
ns
Driver Enable to Output Low
tDZL
Fig.4 and 6, CL=100pF, S1 Closed
80
200
ns
Driver Disable Time from Low
tDLZ
Fig.4 and 6, CL=15pF, S1 Closed
80
200
ns
Driver Disable Time from High
tDHZ
Fig.4 and 6, CL=15pF, S2 Closed
80
200
ns
Receiver Input to Output
tRPLH,
tRPHL
Fig.3 and 7, RDIFF=54Ω, CL1=CL2=100pF
500
ns
|tPLH - tPHL| Differential
Receiver Skew
tRSKD
Fig.3 and 7, RDIFF=54Ω, CL1=CL2=100pF
100
ns
Receiver Enable to Output Low
tRZL
Fig.2 and 8, CRL=15pF, S1 Closed
30
200
ns
Receiver Enable to Output High
tRZH
Fig.2 and 8, CRL=15pF, S2 Closed
30
200
ns
Receiver Disable Time from Low
tRLZ
Fig.2 and 8, CRL=15pF, S1 Closed
30
200
ns
Receiver Disable Time from
High
tRHZ
Fig.2 and 8, CRL=15pF, S2 Closed
30
200
ns
Maximum Data Rate
fMAX
500
kbps
Notes: 1. All currents into the device are positive; all currents out of the device are negative. All voltages are
referenced to device ground unless otherwise specified.
2. All typical specifications are given for VCC=5.0V and TA=+25°C
3. Supply current specification is valid for loaded transmitters when DE=0V
4. Applies to peak current




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