MTD392 View Datasheet(PDF) - Myson Century Inc
Part Name
Description
Manufacturer
MTD392 Datasheet PDF : 10 Pages
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MYSON
TECHNOLOGY
MTD392
FAMILY
6.0 SWITCHING CHARACTERISTICS (under operating conditions) (Note 1)
Parameter
Symbol Min Typ Max
Receiving Start-up Delay (RXI to RX±)
Tron
-
2.5
5
Receiving Propagation Delay (RXI to RX±)
Trd
-
25
50
Differential Output Rise Time (RX±,CD±)
Trr
-
4
7
Differential Output Fall Time (RX±,CD±)
Trf
-
4
7
Reception and Cable Total Jitter
Trj
-
±2
-
Transmission Start-up Delay
Ttst
-
1
2
Transmission Propagation Delay
Ttd
-
25
50
Transmission Rise Time (10%-90%) (TXO)
Ttr
20
25
30
Transmission Fall Time (10%-90%) (TXO)
Ttf
20
25
30
Ttr and Trf Mismatch
Ttm
-
±0.5 ±3.0
Transmission Skew(TXO)
Tts
-
±0.5 ±2
Transmission Turn-on Pulse Width at Vts(TX+) (Note 4) Tton
10
20
40
Transmission Turn-off Delay
Ttoff 130 200 300
Collision Turn-on Delay
Tcon
-
7
13
Collision Turn-off Delay
Tcoff
-
-
20
Collision Frequency (CD±)
Fcp
8.5 10 12.5
Collision Pulse Width (CD±)
Tcp
40
50
60
CD Heartbeat Delay (TX± to CD±)
Thon 0.6 1.1 1.6
CD Heartbeat Duration(CD±)
Thw
0.5 1.0 1.5
Jabber Activation Delay(TX± to CD±)
Tja
20
26
32
Jabber Reset Timeout (TX±to TXO and CD±)
Tjr
300 420 550
Notes: 4. For a minimum pulse amplitude of ³ -300 mV.
Unit
bits
ns
ns
ns
ns
bits
ns
ns
ns
ns
ns
ns
ns
bits
bits
MHz
ns
ms
ms
ms
ms
7.0 TIMING DIAGRAM FOR MTD392 FAMILY
INPUT
TO RXI
RX+
RX-
TX+
TX-
TXO
OUTPUT
TX+
TX-
CD+
CD-
50%
Tron
Trd90%
50%
10%
Trf
Trr
Figure 1. Reception Timing
Vts
Tton
Ttst
50%
Ttd 90%
50%
10%
Ttf
Ttr
Ttidl Ttoff
Figure 2. Transmission Timing
Thon
Thw
Figure 3. Heartbeat Timing
7/10
Troff
MTD392 Revision 2.01 02/25/1997
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