LPC2478 NXP Semiconductors, LPC2478 Datasheet - Page 70

• Manufacturer Part Number: LPC2478
• Description: NXP Semiconductors designed the LPC2478 microcontroller, powered by theARM7TDMI-S core, to be a highly integrated microcontroller for a wide range ofapplications that require advanced communications and high quality graphic displays
• Manufacturer: NXP Semiconductors

NXP Semiconductors
12. ADC electrical characteristics
Table 18.
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
LPC2478
Product data sheet
Symbol
V
C
E
E
E
E
E
R
DDA
IA
D
L(adj)
O
G
T
ia
vsi
Conditions: V
The ADC is monotonic, there are no missing codes.
The differential linearity error (E
The integral non-linearity (E
appropriate adjustment of gain and offset errors. See
The offset error (E
ideal curve. See
The gain error (E
error, and the straight line which fits the ideal transfer curve. See
The absolute error (E
ADC and the ideal transfer curve. See
See
= 2.5 V to 3.6 V; T
Figure
ADC static characteristics
Parameter
analog input voltage
analog input capacitance
differential linearity error
integral non-linearity
offset error
gain error
absolute error
voltage source interface
resistance
20.
SSA
Figure
G
= 0 V, V
O
) is the relative difference in percent between the straight line fitting the actual transfer curve after removing offset
) is the absolute difference between the straight line which fits the actual curve and the straight line which fits the
T
amb
) is the maximum difference between the center of the steps of the actual transfer curve of the non-calibrated
19.
DDA
= 40 C to +85 C unless otherwise specified; ADC frequency 4.5 MHz.
L(adj)
= 3.3 V.
D
) is the peak difference between the center of the steps of the actual and the ideal transfer curve after
) is the difference between the actual step width and the ideal step width. See
Figure
All information provided in this document is subject to legal disclaimers.
Conditions
19.
Rev. 3 — 12 September 2011
Figure
19.
Figure
19.
[1][2][3]
[1][4]
[1][5]
[1][6]
[1][7]
[8]
Single-chip 16-bit/32-bit microcontroller
Min
0
-
-
-
-
-
-
-
Typ
-
-
-
-
-
-
-
-
Max
V
1
1
2
3
0.5
4
40
Figure
LPC2478
© NXP B.V. 2011. All rights reserved.
DDA
19.
Unit
V
pF
LSB
LSB
LSB
%
LSB
k
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