LPC2144 NXP [NXP Semiconductors], LPC2144 Datasheet - Page 29

• Manufacturer Part Number: LPC2144
• Description: Single-chip 16-bit/32-bit microcontrollers; up to 512 kB flash with ISP/IAP, USB 2.0 full-speed device, 10-bit ADC and DAC
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 6.
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
LPC2141_42_44_46_48_3
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
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
7.
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
a
) is the maximum difference between the center of the steps of the actual transfer curve of the non-calibrated ADC
= 40 C to +85 C unless otherwise specified. ADC frequency 4.5 MHz.
6.
DDA
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
6.
Conditions
Rev. 03 — 19 October 2007
Figure
6.
Figure
6.
[1][2][3]
[1][4]
[1][5]
[1][6]
[1][7]
[8]
LPC2141/42/44/46/48
Single-chip 16-bit/32-bit microcontrollers
Min
0
-
-
-
-
-
-
-
Typ
-
-
-
-
-
-
-
-
Max
V
1
40
Figure
© NXP B.V. 2007. All rights reserved.
1
2
3
0.5
4
DDA
6.
Unit
V
pF
LSB
LSB
LSB
%
LSB
k
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