SAA7274 查看數據表（PDF） - Philips Electronics

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SAA7274

Audio Digital Input Circuit (ADIC)

Philips Electronics 

Philips Semiconductors

Audio Digital Input Circuit (ADIC)

Product specification

SAA7274

DC CHARACTERISTICS

VDD = 4.5 to 5.5 V; Tamb = −40 to +70 °C, unless otherwise specified

PARAMETER

CONDITIONS SYMBOL MIN.

Supply

Supply current

Inputs

Input voltage HIGH

Input voltage LOW

Input current

Input capacitance

Outputs

OSCL

Output voltage HIGH

Output voltage LOW

OCDB, OLOC, OREF, OPHA,

OPRE, OSCU, OSDU, OSDA

Output voltage HIGH

Output voltage LOW

OBSY, OWSY, ODCL, OOSC

Output voltage HIGH

Output voltage LOW

OSDA, ODCL, OWSY, OBSY

Output leakage current

note 1

note 2

IDD

−

IDD

−

VIH

0.7 VDD

VIL

0

VSS ≤ VI ≤

≤ VDD

±II

−

CI

−

−IOH = 8 mA

IOL = 8 mA

VOH

VOL

VDD−0.5

−

−IOH = 2 mA

IOL = 2 mA

VOH

VOL

−IOH = 1.5 mA VOH

IOL = 1.5 mA

VOL

3-state

ILO

VDD−0.5

−

VDD−0.5

−

−

Notes to the DC characteristics

1. All inputs at VDD or VSS, except ITEST2 on VSS, all outputs open circuit.

2. fOSCL = 11.3 MHz.

TYP.

MAX. UNIT

−

250

µA

10

−

mA

−

VDD

V

−

0.3 VDD

V

−

1

µA

4

6

pF

−

−

V

−

0.4

V

−

−

V

−

0.4

V

−

−

V

−

0.4

V

−

15

µA

July 1991

10

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