K40P144M100SF2_11 datasheet(42/75 Pages) FREESCALE

Part #	K40P144M100SF2

Description	Up to 100 MHz ARM Cortex-M4 core with DSP instructions delivering 1.25 Dhrystone MIPS per MHz

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

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RAS

VAS

CAS

ZAS

VADIN

ZADIN

RADIN

CADIN

Pad

leakage

due to

input

protection

INPUT PIN

SIMPLIFIED

INPUT PIN EQUIVALENT

CIRCUIT

SIMPLIFIED

CHANNEL SELECT

CIRCUIT

ADC SAR

ENGINE

Figure 13. ADC input impedance equivalency diagram

6.6.1.2 16-bit ADC electrical characteristics

Table 25. 16-bit ADC characteristics (VREFH = VDDA, VREFL = VSSA)

Symbol

Description

Conditions1

Min.

Typ.2

Max.

Unit

Notes

IDDA

Supply current

0.215

—

1.7

mA

3

fADACK

ADC

asynchronous

clock source

• ADLPC=1, ADHSC=0

• ADLPC=1, ADHSC=1

• ADLPC=0, ADHSC=0

• ADLPC=0, ADHSC=1

—

2.4

4.0

5.2

6.2

—

MHz

tADACK = 1/

fADACK

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

TUE

Total unadjusted

error

• ≤13 bit modes

• <12 bit modes

±0.8

±0.5

±TBD

±1

LSB4

ADC

conversion

clock

<12MHz,

Max

hardware

averaging

(AVGE =

%1, AVGS

= %11)

Table continues on the next page...

Peripheral operating requirements and behaviors

K40 Sub-Family Data Sheet Data Sheet, Rev. 4, 3/2011.

42

Preliminary

Freescale Semiconductor, Inc.

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K40P144M100SF2 Datasheet(PDF) 42 Page - Freescale Semiconductor, Inc

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