ACS8514 SETS Buddy
ADVANCED COMMS & SENSING FINAL
Table 29 DC Characteristics: AMI Input/Output Port
Parameter
Input Pulse Width
Input Pulse Rise/Fall Time
AMI Input Voltage High
AMI Input Voltage Middle
AMI Input Voltage Low
AMI Output Current Drive
AMI Output High Voltage
Output Current = 20mA
AMI Output Low Voltage
Output Current = 20mA
Nominal Test Load Impedance
"Mark" Amplitude After Transformer
"Space" Amplitude After Transformer
Symbol
tPW
tR/F
VIH AMI
VIM AMI
VIL AMI
IAMIOUT
VOH AMI
VOL AMI
RTEST
VMARK
VSPACE
Minimum
1.56
-
2.5
1.5
0
-
VDD - 0.16
-
-
0.9
- 0.1
Typical
7.8
-
-
1.65
-
-
-
-
110
1.0
0
Figure 17 Signal Structure of 64 kHz/8 kHz Central Clock Interface)
DATASHEET
Maximum
14.04
5
VDD + 0.3
1.8
1.4
20
-
0.16
-
1.1
0.1
Units
µs
µs
V
V
V
mA
V
V
Ω
V
V
Note : For inputs this waveform would be A.C. coupled to the I1, I2 inputs.
For outputs this would be the waveform after a suitable output transformer (also see G.703[6]).
Revision 3.00 April 2007 © Semtech Corp.
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