P89LPC9102_9103_9107_3 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 03 — 10 July 2007 53 of 61
NXP Semiconductors
P89LPC9102/9103/9107
8-bit microcontrollers with two-clock accelerated 80C51 core
13. Other characteristics
13.1 Comparator electrical characteristics
[1] This parameter is characterized, but not tested in production.
13.2 A/D converter electrical characteristics
Table 15. Comparator electrical characteristics
V
DD
= 2.4 V to 3.6 V, unless otherwise specified.
T
amb
=
−
40
°
C to +85
°
C for industrial applications, unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
V
IO
input offset voltage - - ±10 mV
V
IC
common-mode input voltage 0 - V
DD
− 0.3 V
CMRR common-mode rejection ratio
[1]
--−50 dB
t
res(tot)
total response time - 250 500 ns
t
(CE-OV)
chip enable to output valid time - - 10 µs
I
LI
input leakage current 0 V < V
I
<V
DD
--±1 µA
Table 16. A/D converter electrical characteristics
V
DD
= 2.4 V to 3.6 V, unless otherwise specified.
T
amb
=
−
40
°
C to +85
°
C for industrial applications, unless otherwise specified.
All limits valid for an external source impedance of less than 10 k
Ω
.
Symbol Parameter Conditions Min Typ Max Unit
V
IA
analog input voltage V
SS
− 0.2 - V
SS
+ 0.2 V
C
iss
input capacitance - - 15 pF
E
D
differential linearity error - - ±1 LSB
E
L(adj)
integral non-linearity - - ±1 LSB
E
O
offset error - - ±2 LSB
E
G
gain error - - ±1%
E
u(tot)
total unadjusted error - - ±2 LSB
M
CTC
channel-to-channel matching - - ±1 LSB
α
ct(port)
crosstalk between port inputs 0 kHz to 100 kHz - - −60 dB
SR
in
input slew rate - - 100 V/ms
T
cy(ADC)
ADC clock cycle 111 - 2000 ns
t
ADC
ADC conversion time A/D enabled - - 13t
CLK(ADC)
µs
