AD1845JP datasheet(3/40 Pages) AD

No de pièce	AD1845JP

Description	Parallel-Port 16-Bit SoundPort Stereo Codec

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Fabricant	AD [Analog Devices]

Site Internet	http://www.analog.com

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ANALOG-TO-DIGITAL CONVERTERS

Min

Typ

Max

Units

Resolution

16

Bits

Dynamic Range (–60 dB Input, THD+N Referenced to Full Scale, A-Weighted)

73

81

dB

THD+N (Referenced to Full Scale)

0.025

%

–76

–72

dB

Signal-to-Intermodulation Distortion

85

dB

ADC Crosstalk*

Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)

–90

–80

dB

Line to MIC (Input LINE, Ground and Select MIC, Read ADC)

–90

–80

dB

Line to AUX1

–90

–80

dB

Line to AUX2

–90

–80

dB

Gain Error (Full-Scale Span Relative to Nominal Input Voltage)

–18.5

+10

%

Interchannel Gain Mismatch (Difference of Gain Errors)

±0.9

dB

ADC Offset Error

10

mV

DIGITAL-TO-ANALOG CONVERTERS

Min

Typ

Max

Units

Resolution

16

Bits

Dynamic Range (–60 dB Input, THD+N Referenced to Full Scale, A-Weighted)

74

82

dB

THD+N (Referenced to Full Scale)

0.032

%

–78

–70

dB

Signal-to-Intermodulation Distortion

90

dB

Gain Error (Full-Scale Span Relative to Nominal Output Voltage)

–14.5

+10

%

Interchannel Gain Mismatch (Difference of Gain Errors)

±0.6

dB

DAC Crosstalk* (Input L, Zero R, Measure R_OUT; Input R, Zero L, Measure L_OUT)

–80

dB

Total Out-of-Band Energy (Measured from 0.6

× F

S to 100 kHz)*

–50

dB

Audible Out-of-Band Energy (Measured from 0.6

× F

S to 20 kHz)*

–70

dB

DAC ATTENUATOR

Min

Typ

Max

Units

Step Size (0 dB to –22.5 dB)

1.3

1.5

1.7

dB

Step Size (–22.5 dB to –94.5 dB)*

1.0

1.5

2.0

dB

Output Attenuation Range Span*

93.5

94.5

95.5

dB

ANALOG OUTPUT

Min

Typ

Max

Units

Full-Scale Output Voltage

OL = 0

1.7

2.0

2.2

V p-p

OL = 1

2.4

2.83

3.11

V p-p

Output Impedance*

600

Ω

External Load Impedance

10

k

Ω

Output Capacitance*

15

pF

External Load Capacitance

100

pF

VREF

2.05

2.25

2.60

V

VREF Current Drive

100

µA

VREF Output Impedance

4k

Ω

Mute Attenuation of 0 dB Fundamental* (L_OUT, R_OUT, M_OUT)

–80

dB

Mute Click (Muted Output Minus Unmuted Midscale DAC Output)*

±5mV

*Guaranteed, not tested.

AD1845

–3–

REV. C

Numéro de pièce similaire - AD1845JP

Fabricant	No de pièce	Fiches technique	Description
Analog Devices	AD1845JSTZ	676Kb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C

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Description similaire - AD1845JP

Fabricant	No de pièce	Fiches technique	Description
Analog Devices	AD1845	1Mb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C
	AD1848K	242Kb / 28P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. 0
	AD1848K	320Kb / 28P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. 0
	AD1845JSTZ	676Kb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C
	AD1846	277Kb / 28P	Low Cost Parallel-Port 16-Bit SoundPort Stereo Codec REV. A
	AD1846	249Kb / 28P	Low Cost Parallel-Port 16-Bit SoundPort Stereo Codec REV. A
	AD1849K	293Kb / 28P	Serial-Port 16-Bit SoundPort Stereo Codec REV. 0
	AD1849	662Kb / 28P	Serial-Port 16-Bit SoundPort Stereo Codec REV. A
	AD1847	311Kb / 28P	Serial-Port 16-Bit SoundPort Stereo Codec REV. B
	AD1847	241Kb / 28P	Serial-Port 16-Bit SoundPort Stereo Codec REV. B

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