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SP3070E Scheda tecnica(PDF) 7 Page - Exar Corporation

Il numero della parte SP3070E
Spiegazioni elettronici  짹15kV ESD-Protected, 3.3V, 1/8 Load, Failsafe RS-485/RS422 Transceivers
PDF  20 Pages
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Produttore elettronici  EXAR [Exar Corporation]
Homepage  http://www.exar.com
Logo EXAR - Exar Corporation

SP3070E Scheda tecnica(HTML) 7 Page - Exar Corporation

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Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
SP3070E-SP3078E_100_061109
DRIVER SWITCHING CHaRaCTERISTICS
Unless otherwise noted Vcc=+3.3±0.3V, ambient temperature Tmin < Ta < Tmax. Typical values are at Vcc = 3.3,
ambient temperature Ta = +25ºC
RECEIVER SWITCHING CHaRaCTERISTICS
Unless otherwise noted Vcc=+3.3±0.3V, ambient temperature Tmin < Ta < Tmax. Typical values are at Vcc = 3.3,
ambient temperature Ta = +25ºC
SP3076E, SP3077E & SP3078E Receiver Driver Characteristics
DRIVER CHARACTERISTICS:
Conditions
Min. Typ. Max. Unit
Data Signaling Rate
Duty Cycle 40 to 60%
16
Mbps
Driver Propagation Delay (tPHL, tPLH)
RL = 54Ω, CL = 50pF,
Figure 2 & 4
50
ns
Driver Output Rise/Fall Time (tR, tF)
15
ns
Driver Differential Skew (tPLH – tPHL)
8
ns
Driver Enable to Output High (tZH)
RL = 500Ω, CL = 50pF,
Figure 4 & 5
150
ns
Driver Enable to Output Low (tZL)
150
ns
Driver Disable from Output High (tHZ)
100
ns
Driver Disable from Output Low (tLZ)
100
ns
Driver Enable from Shutdown to Output
High (tZH(SHDN))
Figure 4
1800 ns
Driver Enable from Shutdown to Output
Low (tZL(SHDN))
Figure 5
1800 ns
Time to Shutdown (tSHDN)
50
200 600
ns
SP3076E, SP3077E & SP3078E Receiver Switching Characteristics
RECEIVER CHARACTERISTICS:
Conditions
Min. Typ. Max. Unit
Data Signaling Rate
Duty Cycle 40 to 60%
16
Mbps
Receiver Propagation Delay (tPLH, tPHL)
Cl=15pF, Figure 6 & 7,
-40 to +85 ºC
40
75
ns
Propagation Delay Skew (tPLH, tPHL)
8
ns
Receiver Enable to Output High (tZH)
Figure 8
60
ns
Receiver Enable to Output Low (tZL)
Figure 8
60
ns
Receiver Disable from Output High (tHZ)
Figure 8
50
ns
Receiver Disable from Output Low (tLZ)
Figure 8
50
ns
Receiver Enable from Shutdown to Output
High
Figure 8
1800 ns
Receiver Enable from Shutdown to Output
Low
Figure 8
1800 ns
Time to Shutdown (tSHDN)
50
200 600
ns



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