AM7992 Advanced Micro Devices, AM7992 Datasheet - Page 24
AM7992
Manufacturer Part Number
AM7992
Description
Serial Interface Adapter (SIA)
Manufacturer
Advanced Micro Devices
Datasheet
1.AM7992.pdf
(27 pages)
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SWITCHING WAVEFORMS
Note:
A. Encode Manchester clock transition (BCC) at Point ‘A’ and bit cell edge (BCB) at point ‘B’.
*See Specification for External TTL Level in Functional Description section.
24
Driving
TCLK
Input
Transmit+, Transmit–
X1
TENA
TCLK
TX
(Note A)
1.5
35
t
HIGH
0.8
*
28
(Bit Cell Center)
26
X1 Driven from External Source
0.8 V
BCC
1.5
‘A’
2.0 V
0.8 V
2.0
0.8
t
LOW
TCLK and TX Timing
0 V
*
28
25
Am7992B
29
T
2.0
0.8
OSC
34
1.5
2.0 V
0.8 V
24
27
2.0
(Bit Cell Boundary)
0.8 V
BCB
‘B’
1.5
0.8
2.0
03378I-22
t
R
*
03378I-23
t
F
AMD
*