CDB4353(2009) Просмотр технического описания (PDF) - Cirrus Logic

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CDB4353
(Rev.:2009)

3.3 V Stereo Audio DAC with 2 VRMS Line Output

Cirrus Logic 

CS4353

DIGITAL INTERFACE CHARACTERISTICS

Test conditions (unless otherwise specified): AGND = DGND = CPGND = 0 V; all voltages with respect to ground.

Parameters

High-Level Input Voltage

Low-Level Input Voltage

Input Leakage Current

Input Capacitance

Symbol Min

Typ

Max Units

1.2 V < VL ≤ 3.3 V VIH

0.7xVL

-

0.9 V ≤ VL ≤ 1.2 V VIH

0.9xVL

-

-

V

-

V

1.2 V < VL ≤ 3.3 V VIL

-

-

0.3xVL V

0.9 V ≤ VL ≤ 1.2 V VIL

-

-

0.1xVL V

Iin

-

-

±10

μA

-

8

-

pF

INTERNAL POWER-ON RESET THRESHOLD VOLTAGES

Test conditions (unless otherwise specified): AGND = DGND = CPGND = 0 V; all voltages with respect to ground.

Parameters

Internal Reset Asserted at Power-On

Internal Reset Released at Power-On

Internal Reset Asserted at Power-Off

Symbol Min

Von1

-

Von2

-

Voff

-

Typ

1.00

2.36

2.22

Max Units

-

V

-

V

-

V

VCP

Von2

Von1

DGND

reset

(internal)

HI

LO

reset reset

No Power undefined active

DAC

Ready

Voff

reset

active

Figure 2. Power-on Reset Threshold Sequence

10

DS803F1

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