TC534 datasheet(4/22 Pages) MICROCHIP

No de pièce	TC534

Description	5V Precision Data Acquisition Subsystems

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Fabricant	MICROCHIP [Microchip Technology]

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TC530/TC534

DS21433B-page 4

Serial Port Interface

VIH

Input Logic HIGH Level

2.5

—

2.5

—

V

VIL

Input Logic LOW Level

—

0.8

—

0.8

V

IIN

Input Current

(DI, DO, DCLK)

——

10

—

µA

VOL

Logic LOW Output Voltage

(EOC)

—

0.2

0.3

—

0.35

V

IOUT =250µA

TR,TF

Rise and Fall Times

(EOC,DI, DO)

——

250

—

250

nsec

CL =10pF

FXTL

Crystal Frequency

—

2.0

—

—2.0

MHz

FEXT

External Frequency on OSCIN

——

4.0

—

—4.0

MHz

TRS

Read Setup Time

1

—

1

—

µsec

TRD

Read Delay Time

250

—

250

nsec

TDRS

DCLK to DOUT Delay

450

—

450

nsec

TPWL

DCLK LOW Pulse Width

150

—

150

nsec

TPWH

DCLK HIGH Pulse Width

150

—

150

nsec

TDR

Data Ready Delay

200

—

200

nsec

ROUT

Output Resistance

—

65

85

—

100

Ω

IOUT =10mA

FCLK

Oscillator Frequency

—

100

—

kHz

COSC =0

IOUT

VSS Output Current

—

10

—

10

mA

Multiplexer

VIMMAX Maximum Input Voltage

-2.5

—

2.5

-2.5

—

2.5

V

RDSON Drain/Source ON Resistance

—

6

10

—

k

Ω

TC530/TC530A/TC534 ELECTRICAL SPECIFICATIONS (CONTINUED)

Electrical Characteristics: VDD =VCCD,CAZ =CREF =0.47µF, unless otherwise specified.

Symbol

Parameter

TA =+25°C

TA =0°C to +70°C

Unit

Test Conditions

Min

Typ

Max

Min

Typ

Max

Note

1:

Integrate time

≥ 66msec, Auto Zero time ≥ 66msec, VINT (pk) = 4V.

2:

End point linearity at ±1/4, ±1/2 ±3/4, F.S. after full scale adjustment.

3:

Rollover error is related to capacitor used for CINT. See Table 5-2, Recommended Capacitor for CINT.

4:

TC534 Only.

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