ST1480AB Просмотр технического описания (PDF) - STMicroelectronics
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производитель
ST1480AB
STMicroelectronics
ST1480AB Datasheet PDF : 22 Pages
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ST1480AB - ST1480AC
Electrical characteristics
Table 9.
Symbol
Receiver electrical characteristics
VCC = 3V to 3.6V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred
to Ta = 25°C)
Parameter
Test Conditions
Min. Typ. Max. Unit
VTH
Receiver differential
threshold voltage
VCM = -7V to 12V, DE = 0
-0.2
ΔVTH Receiver input hysteresis VCM = 0V
VOH
Receiver output high
voltage
IOUT = -4mA, VID = 200mV, (Figure 9)
2
-0.015 V
30
V
V
VOL
Receiver output low
voltage
IOUT = 4mA, VID = -200mV, (Figure 4)
0.4
V
IOZR
RRIN
IOSR
3-State (high impedance)
output current at receiver
VCC = 3.6V, VO = 0V to VCC
Receiver input resistance
Receiver short-circuit
current
VCM = -7V to 12V
VRO = 0V to VCC
± 1 µA
24
kΩ
7
60 mA
Table 10.
Symbol
Driver switching characteristics
VCC = 3V to 3.6V, TA = -40 to 85°C, unless otherwise specified. Typical values are referred
to Ta = 25°C)
Parameter
Test Conditions
Min. Typ. Max. Unit
DR
Maximum data rate
tDD
Differential output delay
RL= 60Ω, CL = 15pF, (Figure 5 and
Figure 6)
12 15
Mbps
18
30
ns
tTD
Differential output
transition time
RL= 60Ω, CL = 15pF, (Figure 5 and
Figure 6)
12
20
ns
tPLH
tPHL
Propagation delay
RL= 27Ω, CL = 15pF, (Figure 9 and
Figure 10)
tPDS
|tPLH - tPHL| propagation RL= 27Ω, CL = 15pF, (Figure 9 and
delay skew (Note 2)
Figure 10)
18
30
ns
2
5
ns
tPZL
tPZH
tPHZ
tPLZ
tSKEW
Output enable time
Output enable time
Output disable time
Output disable time
Differential output delay
skew
RL= 110Ω, (Figure 11 and Figure 12)
RL= 110Ω, (Figure 7 and Figure 8)
RL= 110Ω, (Figure 7 and Figure 8)
RL= 110Ω, (Figure 11 and Figure 12)
19
35
ns
30
50
ns
19
35
ns
30
50
ns
1
3
ns
tZH(SHDN)
Driver enable from
shutdown to output high
30
50
ns
tZL(SHDN)
Driver enable from
shutdown to output low
19
35
ns
7/22
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