SAF-C505C-2RM View Datasheet(PDF) - Infineon Technologies

Part Name

Description

Manufacturer

SAF-C505C-2RM

8-bit Single-Chip Microcontroller

Infineon Technologies 

C505 / C505C

C505A / C505CA

A/D Converter Characteristics of C505 and C505C

(Operating Conditions apply)

Parameter

Analog input voltage

Sample time

Conversion cycle time

Total unadjusted error

Internal resistance of

reference voltage source

Internal resistance of

analog source

ADC input capacitance

Notes see next page.

Symbol

VAIN

tS

tADCC

TUE

RAREF

RASRC

CAIN

Limit Values Unit

min. max.

V V AGND -

AREF +

V

0.2

0.2

–

64 x tIN ns

32 x tIN

16 x tIN

8 x tIN

–

320 x tIN ns

160 x tIN

80 x tIN

40 x tIN

–

±2

LSB

–

tADC / 500 kΩ

-1

–

tS / 500 kΩ

-1

–

50

pF

Test Condition

1)

Prescaler ÷ 32

Prescaler ÷ 16

Prescaler ÷ 8

Prescaler ÷ 4 2)

Prescaler ÷ 32

Prescaler ÷ 16

Prescaler ÷ 8

Prescaler ÷ 4 3)

VSS+0.5V ≤ VAIN ≤ VDD-0.5V 4)

tADC in [ns] 5) 6)

tS in [ns] 2) 6)

6)

Clock calculation table :

Clock Prescaler ADCL1, 0

Ratio

÷ 32

11

÷ 16

10

÷8

01

÷4

00

tADC

32 x tIN

16 x tIN

8 x tIN

4 x tIN

tS

64 x tIN

32 x tIN

16 x tIN

8 x tIN

tADCC

320 x tIN

160 x tIN

80 x tIN

40 x tIN

Further timing conditions : tADC min = 800 ns

tIN = 1 / fOSC = tCLP

Data Sheet

64

08.00

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