ST6253C View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST6253C

8-bit MCUs with A/D converter, safe reset, auto-reload timer, EEPROM and SPI

STMicroelectronics 

ST6253C ST6263C ST6263B ST6260C ST6260B

6.5 A/D CONVERTER CHARACTERISTICS

(TA = -40 to +125°C unless otherwise specified)

Symbol

Parameter

Test Conditions

Res

ATOT

tC

ZIR

FSR

ADI

ACIN

Resolution

Total Accuracy (1) (2)

Conversion Time

Zero Input Reading

Full Scale Reading

Analog Input Current During

Conversion

fOSC > 1.2MHz

fOSC > 32kHz

fOSC = 8MHz (TA < 85°C)

fOSC = 4 MHz

Conversion result when

VIN = VSS

Conversion result when

VIN = VDD

VDD= 4.5V

Analog Input Capacitance

Value

Unit

Min.

Typ.

Max.

8

Bit

±2

±4

LSB

70

140

μs

00

Hex

FF

Hex

1.0

μA

2

5

pF

Notes:

1. Noise at VDD, VSS <10mV

2. With oscillator frequencies less than 1MHz, the A/D Converter accuracy is decreased.

6.6 TIMER CHARACTERISTICS

(TA = -40 to +125°C unless otherwise specified)

Symbol

Parameter

Value

Test Conditions

Unit

Min.

Typ. Max.

fIN

Input Frequency on TIMER Pin

tW

Pulse Width at TIMER Pin

VDD = 3.0V

1

VDD >4.5V

125

-f--I-N----T- MHz

4

μs

ns

6.7 SPI CHARACTERISTICS

(TA = -40 to +125°C unless otherwise specified)

Symbol

Parameter

Test Conditions

FCL

Clock Frequency

tSU

Set-up Time

th

Hold Time

Applied on Scl

Applied on Sin

Applied onSin

Value

Unit

Min. Typ. Max.

500 kHz

250

ns

50

ns

6.8 ARTIMER ELECTRICAL CHARACTERISTICS

(TA = -40 to +125°C unless otherwise specified)

Symbol

Parameter

Test Conditions

Value

Unit

Min

Typ Max

fIN Input Frequency on ARTIMin Pin

RUN and WAIT Modes

STOP mode

MHz

2

68/83

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