MKL82Z128VMC7 Datasheet, PDF (103/133 Pages) NXP Semiconductors – 72 MHz ARM® Cortex®-M0+ with 128 KB Flash and 96 KB SRAM

Electrical characteristics
4. To use the maximum ADC conversion clock frequency, CFG2[ADHSC] must be set and CFG1[ADLPC] must be clear.
5. For guidelines and examples of conversion rate calculation, download the ADC calculator tool.
ZAS
RAS
SIMPLIFIED
INPUT PIN EQUIVALENT
CIRCUIT
Pad
leakage
due to
input
protection
ZADIN
SIMPLIFIED
CHANNEL SELECT
CIRCUIT
RADIN
ADC SAR
ENGINE
VAS
CAS
VADIN
INPUT PIN
INPUT PIN
INPUT PIN
RADIN
RADIN
RADIN
CADIN
Figure 29. ADC input impedance equivalency diagram
5.4.5.1.2 16-bit ADC electrical characteristics
Table 72. 16-bit ADC characteristics (V_REFH = V_DDA, V_REFL = V_SSA)
Symbol Description
Conditions¹
Min.
Typ.² Max.
Unit
I_{DDA_ADC} Supply current
0.215
—
1.7
mA
f_ADACK
ADC asynchronous
clock source
• ADLPC = 1, ADHSC = 0 1.2
• ADLPC = 1, ADHSC = 1 2.4
• ADLPC = 0, ADHSC = 0 3.0
2.4
3.9
MHz
4.0
6.1
MHz
5.2
7.3
MHz
• ADLPC = 0, ADHSC = 1 4.4
6.2
9.5
MHz
Sample Time
See Reference Manual chapter for sample times
TUE Total unadjusted
error
• 12-bit modes
• <12-bit modes
—
±4
±6.8
LSB⁴
—
±1.4 ±2.1
DNL Differential non-
linearity
• 12-bit modes
• <12-bit modes
—
±0.7
—
±0.2
Table continues on the next page...
–1.1 to
+1.9
–0.3 to
0.5
LSB⁴
Notes
3
t_ADACK = 1/
f_ADACK
5
5
Kinetis KL82 Microcontroller, Rev. 3, 08/2016
103
NXP Semiconductors