FX019DW 查看數據表（PDF） - CML Microsystems Plc

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FX019DW

Digitally Controlled Quad Amplifier Array

CML Microsystems Plc 

Specification

Absolute Maximum Ratings

Exceeding the maximum rating can result in device damage. Operation of the device outside the operating limits

is not implied.

Supply voltage

-0.3 to 7.0V

Input voltage at any pin (ref VSS = 0V)

-0.3 to (VDD + 0.3V)

Sink/source current (supply pins)

+/- 30mA

(other pins)

+/- 20mA

Total device dissipation @ TAMB 25°C

Derating

Operating temperature range: FX019DW/P

800mW Max.

10mW/°C

-40°C to +85°C (plastic)

Storage temperature range: FX019DW/P

-40°C to +85°C (plastic)

Operating Limits

All device characteristics are measured under the following conditions unless otherwise specified:

VDD = 5.0V, TAMB = 25°C. Audio Level 0dB ref: = 775mVrms. Amplifier Gain Set = 0dB.

Characteristics

See Note

Min.

Typ.

Max.

Static Values

Supply Voltage (VDD)

Supply Current

Dynamic Values

Control Functions

Input Logic '1'

Input Logic '0'

Digital Input Impedances

Amplifier Stages (General)

Bandwidth (-3dB)

Output Impedance

Total Harmonic Distortion

1

Output Noise Level (per stage)

2

Onset of Clipping

3

Gain Variation

4

Interstage Isolation

“Trimmer” Stages (Ch1 – Ch3)

Gain

Gain per Step (15 in No.)

Step Error

5

Input Impedance

“Volume” Stage (Ch4)

Gain

Gain per Step (15 in No.)

Step Error

5

Input Impedance

Timing (Figure 4)

Serial Clock "High" Pulse Width (tPWH)

Serial Clock "Low" Pulse Width (tPWL)

Data Set-up Time

(t )

DS

Data Hold Time

(tDH)

Load/Latch Pulse Width

(tLLW)

Load/Latch Delay

(t )

LLD

Load/Latch Over

(tLLO)

Serial Data Clock Frequency

4.5

-

3.5

–

0.5

20.0

–

–

–

–

–

–

-3.0

–

–

100.0

-14.0

–

–

50.0

250

250

150

50.0

150

200

–

–

5.0

1.5

–

–

1.0

–

1.0

0.35

180.0

1.73

–

60.0

0.43

–

–

2.0

–

–

–

–

–

–

–

–

–

–

Notes

1. Gain Set 0dB, Input Level 1kHz -3.0dB (549mVrms).

2. With an a.c short-circuit input, measured in a 30kHz bandwidth.

3. See Figure 3.

4. Over the temperature and supply voltage range.

5. With reference to a 1.0kHz signal.

5.5

-

–

1.5

–

–

-

0.5

400.0

–

0.1

–

+3.0

–

±0.2

–

+14.0

–

±0.4

–

–

–

–

–

–

–

50.0

2.0

Unit

V

mA

V

V

MΩ

kHz

kΩ

%

µVrms

Vrms

dB

dB

dB

dB

dB

kΩ

dB

dB

dB

kΩ

ns

ns

ns

ns

ns

ns

ns

MHz

5

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