LPC2141 PHILIPS [NXP Semiconductors], LPC2141 Datasheet - Page 28

• Manufacturer Part Number: LPC2141
• 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: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Table 5:
T
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10] Applies to P1.16 to P1.31.
[11] On pin VBAT.
[12] Optimized for low battery consumption.
[13] To V
[14] Includes external resistors of 18
Table 6:
V
[1]
[2]
[3]
[4]
[5]
[6]
9397 750 14985
Preliminary data sheet
Symbol
V
V
C
Z
R
Symbol
V
C
E
E
E
E
E
R
a
DDA
DRV
OL
OH
ia
D
L(adj)
O
G
T
trans
pu
ia
vsi
= 40 C to +85 C for commercial applications, unless otherwise specified.
Typical ratings are not guaranteed. The values listed are at room temperature (+25 ˚C), nominal supply voltages.
Core and external rail.
The RTC typically fails when V
Including voltage on outputs in 3-state mode.
V
3-state outputs go into 3-state mode when V
Accounts for 100 mV voltage drop in all supply lines.
Only allowed for a short time period.
Minimum condition for 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
= 2.5 V to 3.6 V; T
DD
SS
supply voltages must be present.
.
Static characteristics
ADC static characteristics
Parameter
LOW output level
HIGH output level
transceiver capacitance
driver output impedance
for driver which is not
high-speed capable
pull-up resistance
Parameter
analog input voltage
analog input capacitance
differential linearity error
integral non-linearity
offset error
gain error
absolute error
voltage source interface
resistance
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. ADC frequency 4.5 MHz.
6.
I
= 4.5 V, maximum condition for V
DDA
L(adj)
= 3.3 V.
i(VBAT)
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
…continued
1 % on D+ and D .
drops below 1.6 V.
Conditions
R
R
pin to GND
steady state drive
SoftConnect = ON
L
L
Conditions
DD
of 1.5 k to 3.6 V
of 15 k to GND
is grounded.
Rev. 01 — 3 October 2005
Figure
I
= 5.5 V.
6.
Figure
6.
[1] [2] [3]
[1] [4]
[1] [5]
[1] [6]
[1] [7]
[8]
[14]
LPC2141/42/44/46/48
Single-chip 16-bit/32-bit microcontrollers
Min
0
-
-
-
-
-
-
-
Min
-
2.8
-
29
1.1
Typ
-
-
-
-
-
-
-
-
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
-
-
-
-
-
[1]
Max
V
1
40
Figure
1
2
3
0.5
4
DDA
Max
0.3
3.6
20
44
1.9
6.
Unit
V
pF
LSB
LSB
LSB
%
LSB
k
28 of 38
Unit
V
V
pF
k