Datasheet

DRAFT DRAFT DRAFT DR DRAFT DRAFT DRAFT
D
RAF
DRAFT DRAFT DRA
F
T D
RAFT DR
AFT D
DRA
F
T DRAFT DRAFT
D
RAFT
DRAFT
D
RAFT
DRA
LPC15xx All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Objective data sheet Rev. 1.0 — 16 January 2014 82 of 98
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 %