AD1846JP datasheet(5/28 Pages) AD

Teilenummer	AD1846JP

Bauteilbeschribung	Low Cost Parallel-Port 16-Bit SoundPort Stereo Codec

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Hersteller	AD [Analog Devices]

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TIMING PARAMETERS (GUARANTEED OVER OPERATING TEMPERATURE RANGE)

Min

Max

Units

WR

/RD Strobe Width (tSTW)

130

ns

WR

/RD Rising to WR/RD Falling (tBWND)

140

ns

Write Data Setup to WR Rising (tWDSU)10

ns

RD

Falling to Valid Read Data (tRDDV)20

40

ns

CS

Setup to WR/RD Falling (tCSSU)10

ns

CS

Hold from WR/RD Rising (tCSHD)0

ns

Adr Setup to WR/RD Falling (tADSU)10

ns

Adr Hold from WR/RD Rising (tADHD)10

ns

DAK

Rising to WR/RD Falling (tSUDK1)60

ns

DAK

Falling to WR/RD Rising (tSUDK2)0

ns

DAK

Setup to WR/RD Falling (tDKSU)25

ns

Data Hold from RD Rising (tDHD1)0

20

ns

Data Hold from WR Rising (tDHD2)15

ns

DRQ Hold from WR/RD Falling (tDRHD)0

30

ns

DAK

Hold from WR Rising (tDKHDa)10

ns

DAK

Hold from RD Rising (tDKHDb)10

ns

DBEN

/DBDIR Delay from WR/RD Falling (tDBDL)0

20

ns

POWER SUPPLY

Min

Max

Units

Power Supply Range – Analog

4.75

5.25

V

Power Supply Range – 5 V Digital

4.75

5.25

V

Power Supply Current – 5 V Operating

120

mA

(5 V Supplies)

Analog Supply Current – 5 V Operating

65

mA

Digital Supply Current – 5 V Operating

55

mA

Digital Power Supply Current – Power Down

0.5

mA

Analog Power Supply Current – Power Down

0.5

mA

Power Dissipation – 5 V Operating

600

mW

(Current

• Nominal Supplies)

Power Dissipation – Power Down

(Current

• Nominal Supplies)

5

mW

Power Supply Rejection (100 mV p-p Signal @ 1 kHz)*

40

dB

(At Both Analog and Digital Supply Pins, Both ADCs

and DACs)

CLOCK SPECIFICATIONS*

Min

Max

Units

Input Clock Frequency

27

MHz

Recommended Clock Duty Cycle Tolerance

±10

%

Initialization Time

16.9344 MHz Crystal Selected

70

ms

24.576 MHz Crystal Selected

90

ms

*Guaranteed, not tested.

Specifications subject to change without notice.

AD1846

REV. A

–5–

Ähnliche Beschreibung - AD1846JP

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
Analog Devices	AD1846	249Kb / 28P	Low Cost Parallel-Port 16-Bit SoundPort Stereo Codec REV. A
	AD1845	1Mb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C
	AD1848K	242Kb / 28P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. 0
	AD1845	333Kb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C
	AD1848K	320Kb / 28P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. 0
	AD1845JSTZ	676Kb / 40P	Parallel-Port 16-Bit SoundPort Stereo Codec REV. C
	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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