Datasheet

LPC15XX All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Product data sheet Rev. 1 — 19 February 2014 83 of 99
NXP Semiconductors
LPC15xx
32-bit ARM Cortex-M3 microcontroller
[1] Measured over a polyresistor matrix lot with a 2 kHz input signal and overdrive < 100 V.
[2] All peripherals except comparator, temperature sensor, and IRC turned off.
Table 30. Comparator voltage ladder dynamic characteristics
Symbol Parameter Conditions Min Typ Max Unit
t
s(pu)
power-up settling
time
to 99% of voltage
ladder output
value
--30 s
t
s(sw)
switching settling
time
to 99% of voltage
ladder output
value
--20 s
Table 31. Comparator voltage ladder reference static characteristics
V
DD(3V3)
= 3.3 V; T
amb
= -40  C to + 105  C; external or internal reference.
Symbol Parameter Conditions Min Typ Max
[1]
Unit
E
V(O)
output voltage error decimal code = 00
[2]
-03 mV
decimal code = 08 -1.5 0 +1.5 %
decimal code = 16 -1.5 0 +1.5 %
decimal code = 24 -1.5 0 +1.5 %
decimal code = 30 -1.5 0 +1.5 %
decimal code = 31 -1.5 0 +1.5 %