st92f124 STMicroelectronics, st92f124 Datasheet - Page 401

• Manufacturer Part Number: st92f124
• Description: 8/16-bit Single Voltage Flash Mcu Family With Ram, E3 Tmemulated Eeprom, Can 2.0b And J1850 Blpd
• Manufacturer: STMicroelectronics

10-BIT ADC CHARACTERISTICS (Cont’d)
ADC Accuracy (V
1. Typical data is based on T
2. Monotonicity and No Missing Codes are guaranteed by design.
3. Refer to
Figure 162. ADC Accuracy Characteristics
1023
1022
1021
Symbol
|Et|
|Eo|
|Eg|
|Ed|
|El|
7
6
5
4
3
2
1
0
AV
SS
Digital Result DiHR/DiLR
1LSB
Figure
1
E
O
Monotonicity
No missing codes
Total unadjusted error
Offset error
Gain Error
Differential linearity error
Integral linearity error
IDEAL
2
162. for the definition of these parameters.
DD
3
=
A VDD A VSS
---------------------------------------- -
=5V+/-10%, T
Parameter
3)
4
3)
1024
A
=25°C, Vdd=5V
–
5
1 LSB
E
6
T
IDEAL
3)
3)
E
3)
7
A
L
ST92F124/F150/F250 - ELECTRICAL CHARACTERISTICS
=-40°C to +125°C)
(2)
E
D
1021 1022 1023 1024
(3)
(1)
f
Conditions
ADC
E
G
AV
= 4MHz
DD
(1) Example of an actual transfer curve
(2) The ideal transfer curve
(3) End point correlation line
E
between the actual and the ideal transfer curves.
E
transition and the first ideal one.
E
transition and the last actual one.
E
between actual steps and the ideal one.
E
between any actual transition and the end point
correlation line.
Guaranteed
Guaranteed
T
O
G
D
L
=Total Unadjusted Error: maximum deviation
=Integral Linearity Error: maximum deviation
=Offset Error: deviation between the first actual
=Gain Error: deviation between the last ideal
=Differential Linearity Error: maximum deviation
V
in
(LSB
IDEAL
2)
2)
)
Typ
1.5
1
1.5
0.5
0.5
1)
6
5.5
6
1.5
1.5
Max
401/426
Unit
LSB
1