Datasheet
LPC540xx All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet Rev. 1.8 — 22 June 2018 142 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
12.3 Temperature sensor
[1] Absolute temperature accuracy.
[2] Based on simulation.
Fig 42. ADC input impedance
DAC
ADC
R
sw
R
1
C
ia
ADCx
ADCy
C
io
C
io
aaa-017600
Table 54. Temperature sensor static and dynamic characteristics
V
DD
= V
DDA
= 1.71 V to 3.6 V
Symbol Parameter Conditions Min Typ Max Unit
DT
sen
sensor
temperature
accuracy
T
amb
= 40 C to +105 C
[1]
-2.56C
E
L
linearity error T
amb
= 40 C to +105 C- - 2.56C
t
s(pu)
power-up
settling time
to 99% of temperature
sensor output value
[2]
- 10.0 15.0 s