CDB5381 Просмотр технического описания (PDF) - Cirrus Logic

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CDB5381

120 dB, 192 kHz, Multi-Bit Audio A/D Converter

Cirrus Logic 

DC ELECTRICAL CHARACTERISTICS

(GND = 0 V, all voltages with respect to ground. MCLK=12.288 MHz; Master Mode)

Parameter

Symbol Min

Power Supply Current

(Normal Operation)

VA = 5 V

IA

-

VL,VD = 5 V

ID

-

VL,VD = 3.3 V

ID

-

Power Supply Current

(Power-Down Mode) (Note 8)

VA = 5 V

IA

-

VL,VD = 5 V

ID

-

Power Consumption

(Normal Operation)

VA, VL, VD = 5 V

-

-

VA = 5 V; VL, VD = 3.3 V

-

-

(Power-Down Mode)

-

-

Power Supply Rejection Ratio (1 kHz)

(Note 9) PSRR

-

VQ Nominal Voltage

-

Output Impedance

-

Maximum allowable DC current source/sink

-

Filt+ Nominal Voltage

-

Output Impedance

-

Maximum allowable DC current source/sink

-

Typ

36

36

24

100

100

360

260

1

65

2.5

25

0.01

5

4.5

0.01

CS5381

Max Unit

43

mA

46

mA

28

mA

-

uA

-

uA

445

mW

307

mW

-

mW

-

dB

-

V

-

kΩ

-

mA

-

V

-

kΩ

-

mA

8. Power-Down Mode is defined as RST = Low with all clocks and data lines held static.

9. Valid with the recommended capacitor values on FILT+ and VQ as shown in the Typical Connection

Diagram.

DIGITAL CHARACTERISTICS

Parameter

High-Level Input Voltage

Low-Level Input Voltage

High-Level Output Voltage at Io = 100 µA

Low-Level Output Voltage at Io = 100 µA

OVFL Current Sink

Input Leakage Current

(% of VL)

(% of VL)

(% of VL)

(% of VL)

Symbol

VIH

VIL

VOH

VOL

Iovfl

Iin

Min

70%

-

70%

-

-

-10

Typ Max Units

-

-

V

- 30%

V

-

-

V

- 15%

V

-

4.0 mA

-

10

µA

THERMAL CHARACTERISTICS

Parameter

Symbol Min

Typ

Allowable Junction Temperature

-

-

Junction to Ambient Thermal Impedance

(Multi-layer PCB) TSSOP θJA-TM

-

70

(Multi-layer PCB) SOIC

(Single-layer PCB) TSSOP

(Single-layer PCB) SOIC

θJA-SM

θJA-TS

θJA-SS

-

-

-

60

105

80

Max Unit

135

°C

-

°C/W

-

°C/W

-

°C/W

-

°C/W

DS563F2

13

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