LPC2138 Philips Semiconductors, LPC2138 Datasheet - Page 32

• Manufacturer Part Number: LPC2138
• Description: (LPC2131 - LPC2138) Single-chip 16/32-bit microcontrollers 32/64/512 kB ISP/IAP Flash with 10-bit ADC and DAC
• Manufacturer: Philips Semiconductors

Philips Semiconductors
[7]
[8]
[9]
Table 11:
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
9397 750 14868
Preliminary data sheet
Symbol
V
C
E
E
E
E
E
DDA
IA
D
L(adj)
O
G
T
iss
Only allowed for a short time period.
Minimum condition for V
The input threshold voltage of I
0 while an input voltage above 3.0 V will be recognized as a logic 1.
Conditions: V
The A/D is monotonic, there are no missing codes.
The differential non-linearity (E
The integral no-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 voltage error (E
non-calibrated A/D and the ideal transfer curve. See
= 2.5 V to 3.6 V; T
A/D converter DC electrical characteristics
Parameter
analog input voltage
analog input
capacitance
differential
non-linearity
integral non-linearity
offset error
gain error
absolute error
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
a
= 40 C to +85 C unless otherwise specified. A/D converter frequency 4.5 MHz.
6.
I
= 4.5 V, maximum condition for V
DDA
L(adj)
T
= 3.3 V.
) is the maximum difference between the center of the steps of the actual transfer curve of the
2
D
) is the peak difference between the center of the steps of the actual and the ideal transfer curve after
C-bus pins meets the I
) is the difference between the actual step width and the ideal step width. See
Conditions
Rev. 02 — 15 April 2005
Figure
Figure
2
LPC2131/2132/2134/2136/2138
C-bus specification, so an input voltage below 1.5 V will be recognized as a logic
I
= 5.5 V.
6.
6.
Figure
6.
[1] [2]
[1] [4]
[1] [5]
[1] [6]
[1] [7]
[3]
Min
0
-
-
-
-
-
-
Single-chip 16/32-bit microcontrollers
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
-
Figure
Max
V
1
1
2
3
0.5
4
DDA
6.
Unit
V
pF
LSB
LSB
LSB
%
LSB
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