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TC530

5V Precision Data Acquisition Subsystems

Microchip Technology 

TC530/TC534

ELECTRICAL SPECIFICATIONS (CONTINUED)

Electrical Characteristics: Unless otherwise specifier, VDD = VCCD, CAZ = CREF = 0.47 µF

Parameter

Symbol

TA = +25°C

Min Typ Max

TA = 0°C to +70°C

Min

Typ Max

Unit

Conditions

Serial Port Interface

Input Logic HIGH Level

VIH

Input Logic LOW Level

VIL

Input Current (DI, DO, DCLK) IIN

Logic LOW Output Voltage

VOL

(EOC)

2.5

—

—

—

—

0.8

—

—

10

—

0.2

0.3

Rise and Fall Times

(EOC, DI, DO)

TR, TF

—

—

250

Crystal Frequency

External Frequency on

OSCIN

Read Setup Time

Read Delay Time

DCLK to DOUT Delay

DCLK LOW Pulse Width

DCLK HIGH Pulse Width

Data Ready Delay

Output Resistance

Oscillator Frequency

VSS Output Current

Multiplexer

FXTL

FEXT

—

—

2.0

—

—

4.0

TRS

1

—

—

TRD

250

—

—

TDRS

450

—

—

TPWL

150

—

—

TPWH

150

—

—

TDR

200

—

—

ROUT

—

65

85

FCLK

—

100

—

IOUT

—

—

10

2.5

—

—

V

—

—

0.8

V

—

—

—

µA

—

—

0.35

V

IOUT = 250 µA

—

250

ns CL = 10 pF

—

—

2.0

MHz

—

—

4.0

MHz

—

1

—

µs

—

250

ns

—

450

ns

—

150

ns

—

150

ns

—

200

ns

—

—

100

Ω IOUT = 10 mA

—

—

—

kHz COSC = 0

—

—

10

mA

Maximum Input Voltage

Drain/Source ON

Resistance

VIMMAX

-2.5

—

2.5

RDSON

—

6

10

-2.5

—

2.5

V

—

—

—

kΩ

Note 1: Integrate time ≥ 66 ms. Auto Zero time ≥ 66 ms. VINT (pk) = 4V.

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

3: Rollover error is related to capacitor used for CINT. See Table 6-2, Recommended Capacitor for CINT.

4: TC534 Only.

DS21433C-page 4

© 2007 Microchip Technology Inc.

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