56F8335 datasheet(146/160 Pages) FREESCALE

146 / 160 page

56F8335 Technical Data, Rev. 5

146

Freescale Semiconductor

Preliminary

10.15 Analog-to-Digital Converter (ADC) Parameters

Table 10-23 ADC Parameters

Characteristic

Symbol

Min

Typ

Max

Unit

Input voltages

VADIN

VREFL

—VREFH

Resolution

RES

—

Bits

Integral Non-Linearity1

INL

—

+/- 2.4

+/- 3.2

LSB2

Differential Non-Linearity

DNL

—

+/- 0.7

< +1

LSB2

Monotonicity

GUARANTEED

ADC internal clock

fADIC

0.5

—

MHz

Conversion range

RAD

VREFL

—VREFH

ADC channel power-up time

tADPU

tAIC cycles3

ADC reference circuit power-up time4

tVREF

——

Conversion time

tADC

—6

—

tAIC cycles3

Sample time

tADS

—1

—

tAIC cycles3

Input capacitance

CADI

—5

—

Input injection current5, per pin

IADI

——

Input injection current, total

IADIT

——

VREFH current

IVREFH

—1.2

ADC A current

IADCA

—25

—

ADC B current

IADCB

—25

—

Quiescent current

IADCQ

—0

μA

Uncalibrated Gain Error (ideal = 1)

EGAIN

—

+/- .004

+/- .01

—

Uncalibrated Offset Voltage

VOFFSET

—

+/- 18

+/- 46

Calibrated Absolute Error6

AECAL

—See Figure 10-21

—

LSBs

Calibration Factor 17

CF1

—

-0.003141

—

Calibration Factor 27

CF2

—

-17.6

—

Crosstalk between channels

——

-60

—

Common Mode Voltage

Vcommon

—(VREFH - VREFLO) / 2

—

Signal-to-noise ratio

SNR

—

64.6

—

56F8335 Datasheet(PDF) 146 Page - Freescale Semiconductor, Inc

56F8335 Datasheet(HTML) 146 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL