ST6209LB1/XXX Ver la hoja de datos (PDF) - STMicroelectronics

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ST6209LB1/XXX

LOW VOLTAGE 8-BIT ROM MCUs WITH A/D CONVERTER AND 20 PINS

STMicroelectronics 

ST6208L/09L ST6210L/20L

2.5 A/D CONVERTER CHARACTERISTICS

(TA = 0 to +70°C unless otherwise specified)

Symbol

Parameter

Test Conditions

Res

ATOT

tC

ZIR

FSR

ADI

ACIN

Resolution

Total Accuracy (1) (2)

fOSC > 1.2MHz, VDD=3.0V

fOSC > 1.2MHz, VDD=2.4V

fOSC > 32kHz, VDD=3.0V

Conversion Time

fOSC = 2MHz

fOSC = 4 MHz

Zero Input Reading

Conversion result when

VIN = VSS

Full Scale Reading

Conversion result when

VIN = VDD

Analog Input Current During

Conversion

VDD= 4.0V

Analog Input Capacitance

Min.

Value

Typ.

8

280

140

00

2

Max.

±25

±35

±50

FF

1.0

5

Unit

Bit

mV

µs

Hex

Hex

µA

pF

Notes:

1. Noise at VDD, VSS <10mV

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

2.6 TIMER CHARACTERISTICS

((TA = 0 to +70°C unless otherwise specified)

Symbol

Parameter

Value

Test Condi tions

Unit

Min .

Typ. Max.

fIN

Input Frequency on TIMER Pin

tW

Pulse Width at TIMER Pin

VDD = 2.4V

250

-f-I--4N----T-

MHz

ns

.

9/10

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