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The US House of Representatives is deeply concerned by ongoing and pervasive acts of antisemitic
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This Congress will not stand idly by and allow an environment hostile to Jewish students to persist. The House believes that your institution is in violation of Title VI of the Civil Rights Act, and the inability or
unwillingness to rectify this violation through action requires accountability.
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This will be used as part of your Personal Professional Portfolio once graded.
Objective:
Prepare a presentation or a paper using research, basic comparative analysis, data organization and application of economic information. You will make an informed assessment of an economic climate outside of the United States to accomplish an entertainment industry objective.
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How to read datasheet
1. How To
How To
Read Datasheet
Electrical Specification
t h l ti t
www.pantechsolutions.net
1
2. What Where Why
What Where Why
Electrical Specification
Read all Information?
DC value gives the
Not necessary
Not necessary.
driveability, consumption
Two main classifications values
DC AC value provides detail in
AC timing requirement
What Type of Specifications?
Guaranteed‐minimum Min & Max values are use for
design consideration, whereas
Guaranteed‐maximum typical value are purely used as
Typical an indication only
Guaranteed‐but‐not‐tested
Under what Conditions? The data provided will be
based on certain condition If
condition.
Operating Temperature operation is out of this range,
Voltage the data will not be guarantee.
Load Condition Thus a chart is normally
Other
Oth provided f f th
id d for further
Recommended circuitry information
Design have to abide to the chip specification.
This is to ensure a reliable & quality product
The following slides extracted some examples. 2
3. Maximum Rating
M i R ti
This will always appear in the 1st page of the data sheet
Supply < 7V
IO signal < V (7V)
i l Vcc
System operation
temperature < 75 ºC
The chip will be damage if operating at this range
3
4. DC Characteristic
DC Ch t i ti Test Conditions
Make sure-
right comparison is make:
Eg.+
Eg + 1 % error at 25 ºC has no
meaning in design
consideration
Values for Vcc
ranging 4- 5.5V
VIH - minimum input voltage
p g Note: Different requirements when
q
into the chip, so that this is Conditions are different.
recognized as a “High” level.
Ie Input signal must be more The input shall not exceed this
than 0.8Vcc. Maximum value
VIL - maximum input voltage
p g
into the chip, so that this is
recognized as a “Low” level.
I.e. input signal must be less
than 0.2Vcc
4
5. DC Characteristic
DC Ch t i ti VOL - maximum output low
voltage out of the chip. I.e.
when the chip output a “Low”,
the i
th signal will not exceed
l ill t d
0.6V.
Different Port
Pins may have
different
drivability
d i bilit Note that the Max Value of
VOL is different at different load
condition (IOL)
This will determine what can
the port drive, such as LED.
Take note of extra comment
On Test conditions
5