LPC2917/01 NXP [NXP Semiconductors], LPC2917/01 Datasheet - Page 62
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LPC2917/01
Manufacturer Part Number
LPC2917/01
Description
ARM9 microcontroller with CAN and LIN
Manufacturer
NXP [NXP Semiconductors]
Datasheet
1.LPC291701.pdf
(86 pages)
- Current page: 62 of 86
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NXP Semiconductors
[7]
[8]
Table 34.
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
LPC2917_19_01_2
Preliminary data sheet
Symbol
V
V
Z
V
C
E
E
E
E
E
R
DDA(ADC3V3)
Fig 16. Suggested ADC interface - LPC2917/2919/01 ADC1/2 IN[y] pin
VREFN
VREFP
i
IA
D
L(adj)
O
G
T
ia
vsi
This parameter is not part of production testing or final testing, hence only a typical value is stated. Maximum and minimum values are
based on simulation results.
The power-up reset has a time filter: V
V
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
trip(low)
Figure
for 11 s before internal reset is asserted.
ADC static characteristics
= 3.0 V to 3.6 V; T
Parameter
voltage on pin VREFN
voltage on pin VREFP
input impedance
analog input voltage
analog input capacitance
differential linearity error
integral non-linearity
offset error
gain error
absolute error
voltage source interface
resistance
16.
SS(IO)
Figure
G
O
) is the relative difference in percent between the straight line fitting the actual transfer curve after removing offset
= 0 V, V
) is the absolute difference between the straight line which fits the actual curve and the straight line which fits the
T
) is the maximum difference between the center of the steps of the actual transfer curve of the non-calibrated ADC
17.
DDA(ADC3V3)
L(adj)
ADC IN[y]
amb
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
= 40 C to +85 C unless otherwise specified; ADC frequency 4.5 MHz.
SAMPLE
DD(CORE)
= 3.3 V.
17.
Conditions
between V
V
VREFP
must be above V
LPC2XXX
V
3 pF
SS(IO),
Rev. 02 — 17 June 2009
Figure
VREFN
20 k
V
SS(CORE)
17.
and
trip(high)
Figure
LPC2917/01; LPC2919/01
5 pF
for 2 s before reset is de-asserted; V
17.
[1][2][3]
[1][4]
[1][5]
[1][6]
[1][7]
[8]
ADC IN[y]
ARM9 microcontroller with CAN and LIN
Min
0
V
4.4
V
-
-
-
-
-
-
VREFN
VREFN
R vsi
+ 2 -
Typ
-
-
-
-
-
-
-
-
-
-
002aae280
V EXT
Max
V
V
-
V
1
40
2
3
0.5
4
1
VREFP
DDA(ADC3V3)
VREFP
DD(CORE)
Figure
© NXP B.V. 2009. All rights reserved.
17.
2
must be below
Unit
V
V
k
V
pF
LSB
LSB
LSB
%
LSB
k
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