ADM3483 查看數據表（PDF） - Analog Devices
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ADM3483 Datasheet PDF : 20 Pages
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ADM3483/ADM3485/ADM3488/ADM3490/ADM3491
Data Sheet
TIMING SPECIFICATIONS—ADM3483/ADM3485/ADM3488/ADM3490/ADM3491
VCC = 3.3 V, TA = 25°C, unless otherwise noted.
Table 5.
Parameter
Min Typ Max Unit Test Conditions/Comments
RECEIVER
Time to Shutdown (tSHDN)
ADM3483/ADM3485/ADM34911
80 190 300 ns
Propagation Delay, Low-to-High Level (tRPLH)
ADM3485/ADM3490/ADM3491
25 65 90
ns
VID = 0 V to 3.0 V, CL = 15 pF (see Figure 24 and Figure 30)
ADM3483/ADM3488
25 75 120 ns
Propagation Delay, High-to-Low Level (tRPHL)
ADM3485/ADM3490/ADM3491
25 65 90
ns
VID = 0 V to 3.0 V, CL = 15 pF (see Figure 24 and Figure 30)
ADM3483/ADM3488
25 75 120 ns
|tPLH – tPHL| Propagation Delay Skew (tRPDS)
ADM3485/ADM3490/ADM3491
10
ns
VID = 0 V to 3.0 V, CL = 15 pF (see Figure 24 and Figure 30)
ADM3483/ADM3488
20
ns
RECEIVER OUTPUT ENABLE/DISABLE TIMES
(ADM3483/ADM3485/ADM3491 ONLY)
Output Enable Time to Low Level (tPRZL)
25 50
ns
CL = 15 pF (see Figure 25 and Figure 31)
Output Enable Time to High Level (tPRZH)
25 50
ns
CL = 15 pF (see Figure 25 and Figure 31)
Output Disable Time from High Level (tPRHZ)
25 45
ns
CL = 15 pF (see Figure 25 and Figure 31)
Output Disable Time from Low Level (tPRLZ)
25 45
ns
CL = 15 pF (see Figure 25 and Figure 31)
Output Enable Time from Shutdown to
Low Level (tPRSL)
720 1400 ns
CL = 15 pF (see Figure 25 and Figure 31)
Output Enable Time from Shutdown to
High Level (tPRSH)
720 1400 ns
CL = 15 pF (see Figure 25 and Figure 31)
1 The transceivers are put into shutdown by bringing the RE high and DE low. If the inputs are in this state for less than 80 ns, the parts are guaranteed not to enter
shutdown. If the parts are in this state for 300 ns or more, the parts are guaranteed to enter shutdown.
Rev. E | Page 6 of 20
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