mk50x256cmb100 Freescale Semiconductor, Inc, mk50x256cmb100 Datasheet - Page 41

• Manufacturer Part Number: mk50x256cmb100
• Description: Arm Cortex-m4 Core With Dsp
• Manufacturer: Freescale Semiconductor, Inc

6.6.1.2 16-bit ADC electrical characteristics
Freescale Semiconductor, Inc.
Symbol
f
ADACK
TUE
I
DDA
V
AS
Table 25. 16-bit ADC characteristics (V
Supply current
ADC
asynchronous
clock source
Sample Time
Conversion Time The ADC calculator tool can be used to determine ADC conversion times for different ADC
Total unadjusted
error
Description
R
Figure 13. ADC input impedance equivalency diagram
AS
K50 Sub-Family Data Sheet Data Sheet, Rev. 4, 3/2011.
See Reference Manual chapter for sample times
configurations:
converters/ADC_CALCULATOR_CNV.zip?fpsp=1
Conditions
C
AS
• ADLPC=1, ADHSC=0
• ADLPC=1, ADHSC=1
• ADLPC=0, ADHSC=0
• ADLPC=0, ADHSC=1
• ≤13 bit modes
• <12 bit modes
Z
AS
1
Table continues on the next page...
http://cache.freescale.com/files/soft_dev_tools/software/app_software/
V
ADIN
INPUT PIN EQUIVALENT
Pad
leakage
due to
input
protection
Preliminary
INPUT PIN
INPUT PIN
INPUT PIN
INPUT PIN
SIMPLIFIED
CIRCUIT
0.215
Min.
—
—
—
—
REFH
Peripheral operating requirements and behaviors
= V
Z
Typ.
±0.8
±0.5
ADIN
DDA
2.4
4.0
5.2
6.2
—
2
, V
CHANNEL SELECT
R
R
R
R
ADIN
ADIN
ADIN
ADIN
SIMPLIFIED
REFL
CIRCUIT
±TBD
Max.
1.7
±1
—
—
—
—
= V
SSA
)
LSB
MHz
MHz
MHz
MHz
Unit
mA
C
ADIN
ADC SAR
4
ENGINE
t
conversion
%1, AVGS
averaging
ADACK
hardware
<12MHz,
(AVGE =
= %11)
f
Notes
ADACK
clock
ADC
Max
3
= 1/
41