Table 15. 12-bit ADC characteristics (V
REFH
= V
DDA
, V
REFL
= V
SSA
) (continued)
Characteristic
Conditions
C
Symbol
Min
Typ
Max
Unit
ADCO = 1
Supply current
ADLPC = 1
ADLSMP = 0
ADCO = 1
T
I
DDA
—
218
—
µA
Supply current
ADLPC = 0
ADLSMP = 1
ADCO = 1
T
I
DDA
—
327
—
µA
Supply current
ADLPC = 0
ADLSMP = 0
ADCO = 1
T
I
DDA
—
582
990
µA
Supply current
Stop, reset, module
off
T
I
DDA
—
0.011
1
µA
ADC asynchronous
clock source
High speed (ADLPC
= 0)
P
f
ADACK
2
3.3
5
MHz
Low power (ADLPC
= 1)
1.25
2
3.3
Conversion time
(including sample
time)
Short sample
(ADLSMP = 0)
T
t
ADC
—
20
—
ADCK
cycles
Long sample
(ADLSMP = 1)
—
40
—
Sample time
Short sample
(ADLSMP = 0)
T
t
ADS
—
3.5
—
ADCK
cycles
Long sample
(ADLSMP = 1)
—
23.5
—
Total unadjusted
Error
12-bit mode
T
E
TUE
—
±5.0
—
LSB
10-bit mode
P
—
±1.5
±2.0
8-bit mode
T
—
±0.7
±1.0
Differential Non-
Liniarity
12-bit mode
T
DNL
—
±1.0
—
LSB
P
—
±0.25
±0.5
8-bit mode
T
—
±0.15
±0.25
Integral Non-Linearity 12-bit mode
T
INL
—
±1.0
—
LSB
10-bit mode
T
—
±0.3
±0.5
8-bit mode
T
—
±0.15
±0.25
12-bit mode
C
E
ZS
—
±2.0
—
LSB
10-bit mode
P
—
±0.25
±1.0
8-bit mode
T
—
±0.65
±1.0
12-bit mode
T
E
FS
—
±2.5
—
LSB
10-bit mode
T
—
±0.5
±1.0
Table continues on the next page...
Peripheral operating requirements and behaviors
KE02 Sub-Family Data Sheet, Rev4, 10/2014.
26
Freescale Semiconductor, Inc.