TZA3044U Просмотр технического описания (PDF) - Philips Electronics
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TZA3044U Datasheet PDF : 28 Pages
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Philips Semiconductors
SDH/SONET STM4/OC12 and
1.25 Gbits/s Gigabit Ethernet postamplifiers
Product specification
TZA3044; TZA3044B
handboo3k,0h0alfpage
t
(ps)
tr
200
tf
100
MGR963
0
−40
0
40
80
120
Tj (°C)
Fig.14 Differential output rise time and fall time as
function of junction temperature.
50
handbook, halfpage
Vi (dif)
(mV)
40
30
20
10
MGR964
(1)
(2)
(3)
(4)
0
5
15
25
35
45
IRSET (µA)
Vi(dif) = VDIN − VDINQ.
(1) Input high threshold for 1 0 1 0 pattern (pin ST = HIGH).
(2) Input high threshold for 27 − 1 PRBS pattern (pin ST = HIGH).
(3) Input low threshold for 1 0 1 0 pattern (pin ST = LOW).
(4) Input low threshold for 27 − 1 PRBS pattern (pin ST = LOW).
Fig.15 Status detect level as function of IRSET.
handbook,4h0alfpage
Vi (dif)
(1)
(mV)
30
(2)
20
MGR965
10
(3)
(4)
0
−40
0
Vi(dif) = VDIN − VDINQ.
40
80
120
Tj (°C)
(1) Input high threshold for 1 0 1 0 pattern (pin ST = HIGH).
(2) Input high threshold for 27 − 1 PRBS pattern (pin ST = HIGH).
(3) Input low threshold for 1 0 1 0 pattern (pin ST = LOW).
(4) Input low threshold for 27 − 1 PRBS pattern (pin ST = LOW).
Fig.16 Status detect level as function of junction
temperature.
handbook, h6alfpage
hys
(dB)
4
2
MGR966
(1)
(2)
0
5
15
25
35
45
IRSET (µA)
(1) 1 0 1 0 pattern.
(2) 27 − 1 PRBS pattern.
Fig.17 Status detect hysteresis as function of
IRSET.
1999 Nov 03
14
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