82P33731_16 Datasheet, PDF (44/68 Pages) IDEA.lnc. – Synchronous Ethernet

8.3
8.3.1
8.3.1.1
I/O SPECIFICATIONS
AMI INPUT / OUTPUT PORT
Structure
Violation
Violation
Violation
82P33731 Datasheet
Violation
8 kHz (125 µs)
8 kHz (125 µs)
8 kHz (125 µs)
Figure 19. 64 kHz + 8 kHz Signal Structure
Violation
Violation
Violation
8 kHz (125 µs)
8 kHz (125 µs)
8 kHz (125 µs)
0.4 kHz (2.5 ms)
8 kHz (125 µs)
8.3.1.2 I/O Level
Figure 20. 64 kHz + 8 kHz + 0.4 kHz Signal Structure
+ 1.0 VIH
15.6 µs
7.8 µs
2 Vp-p
0 VIM ^{1 V}
IN1
470 nF
- 1.0 VIL
1V
Signal structure of 64 kHz / 8 kHz central
clock interface after suitable transformer
IN2
470 nF
Figure 21. 64 kHz + 8 kHz / 64 kHz + 8 kHz + 0.4 kHz
Signal Input Level
+ VDD
15.6 µs
7.8 µs
0V
OUT8_POS
OUT8_NEG
470 pF
+ VDD
0V
15.6 µs
7.8 µs
Figure 22. 64kHz + 8 kHz / 64 kHz + 8 kHz + 0.4 kHz
Signal Output Level
©2016 Integrated Device Technology, Inc.
44
Revision 5, December 8, 2016