mb90f377pff-g Fujitsu Microelectronics, Inc., mb90f377pff-g Datasheet - Page 130

• Manufacturer Part Number: mb90f377pff-g
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: Fujitsu Microelectronics, Inc.

130
MB90370/375 Series
6. A/D Converter Glossary
Resolution :
Linearity error :
Differential linearity error : The deviation of input voltage needed to change the output code by 1 LSB from the
Total error :
Total error for digital output N
1 LSB
V
V
V
OT
FST
NT
: Voltage at a transition of digital output from (N - 1) to N
(Theoretical value)
(Theoretical value)
(Theoretical value)
3FD
3FF
3FE
004
003
002
001
AVRL
Analog changes that are identifiable with the A/D converter.
The deviation of the straight line connecting the zero transition point (“00 0000 0000”
1111”) from actual conversion characteristics.
theoretical value.
The total error is defined as a difference between the actual value and the theoretical
value, which includes zero-transition error/full-scale transition error and linearity error.
“00 0000 0001”) with the full-scale transition point (“11 1111 1110”
Actual conversion
value
0.5 LSB
Total error
AVss
Theoretical
characteristics
Analog input
AVR
AVR
1024
0.5 LSB [V]
1.5 LSB [V]
Actual conversion
value
V
AVss
NT
{1 LSB
[V]
AVRH
1 LSB
0.5 LSB
(Measured value)
{1 LSB
(N
V
NT
1)
(N
0.5 LSB}
1)
0.5 LSB}
[LSB]
“11 1111
(Continued)