K60P100M100SF2 Datasheet, PDF (42/73 Pages) Freescale Semiconductor, Inc – Up to 100 MHz ARM Cortex-M4 core with DSP instructions delivering 1.25 Dhrystone MIPS per MHz

Peripheral operating requirements and behaviors
Z_AS
R_AS
SIMPLIFIED
INPUT PIN EQUIVALENT
CIRCUIT
Pad
leakage
due to
input
protection
V_ADIN
V_AS
C_AS
Z_ADIN
SIMPLIFIED
CHANNEL SELECT
CIRCUIT
R_ADIN
ADC SAR
ENGINE
INPUT PIN
INPUT PIN
INPUT PIN
R_ADIN
R_ADIN
R_ADIN
C_ADIN
Figure 13. ADC input impedance equivalency diagram
6.6.1.2 16-bit ADC electrical characteristics
Table 25. 16-bit ADC characteristics (V_REFH = V_DDA, V_REFL = V_SSA)
Symbol Description
I_DDA Supply current
f_ADACK
ADC
asynchronous
clock source
Conditions¹
• ADLPC=1, ADHSC=0
• ADLPC=1, ADHSC=1
• ADLPC=0, ADHSC=0
• ADLPC=0, ADHSC=1
Min.
0.215
—
—
—
—
Typ.²
—
2.4
4.0
5.2
6.2
Max.
1.7
—
—
—
—
Unit
mA
MHz
MHz
MHz
MHz
Notes
3
t_ADACK = 1/
f_ADACK
TUE
Sample Time
See Reference Manual chapter for sample times
Conversion Time The ADC calculator tool can be used to determine ADC conversion times for different ADC
configurations: http://cache.freescale.com/files/soft_dev_tools/software/app_software/
converters/ADC_CALCULATOR_CNV.zip?fpsp=1
Total unadjusted
error
• ≤13 bit modes
• <12 bit modes
±0.8
±TBD
LSB⁴
ADC
±0.5
±1
conversion
clock
<12MHz,
Max
hardware
averaging
(AVGE =
%1, AVGS
= %11)
Table continues on the next page...
K60 Sub-Family Data Sheet Data Sheet, Rev. 4, 3/2011.
42
Preliminary
Freescale Semiconductor, Inc.