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AK4383 PDF даташит

Спецификация AK4383 изготовлена ​​​​«Asahi Kasei Microsystems» и имеет функцию, называемую «192kHz 24-Bit 2ch ∆ DAC with DSD input».

Детали детали

Номер произв AK4383
Описание 192kHz 24-Bit 2ch ∆ DAC with DSD input
Производители Asahi Kasei Microsystems
логотип Asahi Kasei Microsystems логотип 

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AK4383 Даташит, Описание, Даташиты
ASAHI KASEI
[AK4383]
AK4383
192kHz 24-Bit 2ch ∆Σ DAC with DSD input
GENERAL DESCRIPTION
The AK4383 offers the perfect mix for cost and performance based audio systems. Using AKM's multi bit
architecture for its modulator the AK4383 delivers a wide dynamic range while preserving linearity for
improved THD+N performance. The AK4383 has full differential SCF outputs, removing the need for AC
coupling capacitors and increasing performance for systems with excessive clock jitter. The AK4383
accepts 192kHz PCM data and 1-Bit DSD data, ideal for a wide range of applications including DVD-
Audio and SACD. The AK4383 is offered in a space saving 20pin TSSOP package.
FEATURES
Sampling Rate Ranging from 8kHz to 192kHz
24-Bit 8 times FIR Digital Filter
On chip SCF
Digital de-emphasis for 32k, 44.1k and 48kHz sampling
Soft mute
Digital Attenuator (Linear 256 steps)
PCM I/F format: 24-Bit MSB justified, 24/20/16-Bit LSB justified or I2S
Master clock: 256fs, 384fs, 512fs or 768fs (PCM Normal Speed Mode)
128fs, 192fs, 256fs or 384fs (PCM Double Speed Mode)
128fs or 192fs (PCM Quad Speed Mode)
512fs or 768fs (DSD Mode)
THD+N: -94dB
Dynamic Range: 110dB
DSD Data Input Mode
High Tolerance to Clock Jitter
Power supply: 4.75 to 5.25V
Very Small Package: 20pin TSSOP (0.65mm pitch)
AK4382 Pin Compatible
MCLK
CSN
CCLK
CDTI
LRCK/DSDR
BICK/DCLK
SDTI/DSDL
DCLK
DSDL
DSDR
µP
Interface
De-emphasis
Control
PCM
Data
Interface
DSD
Data
Interface
8X
Interpolator
8X
Interpolator
Clock
Divider
S&H
∆Σ Modulator
SCF
S&H
∆Σ Modulator
SCF
VDD
VSS
DZFL
DZFR
AOUTL+
AOUTL-
AOUTR+
AOUTR-
MS0090-E-00
PDN
DSDM
-1-
2001/4









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AK4383 Даташит, Описание, Даташиты
ASAHI KASEI
Ordering Guide
AK4383VT
AKD4383
Pin Layout
-40 +85°C
20pin TSSOP (0.65mm pitch)
Evaluation Board for AK4383
MCLK
1
20 DZFL
BICK/DCLK
2
19 DZFR
SDTI/DSDL
3
18 VDD
LRCK/DSDR 4 Top 17 VSS
View
PDN
5
16 AOUTL+
CSN
6
15 AOUTL-
CCLK
CDTI
DCLK
DSDL
7
8
9
10
14 AOUTR+
13 AOUTR-
12 DSDM
11 DSDR
[AK4383]
MS0090-E-00
-2-
2001/4









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AK4383 Даташит, Описание, Даташиты
ASAHI KASEI
[AK4383]
PIN/FUNCTION
No. Pin Name
1 MCLK
2 BICK/DCLK
3 SDTI/DSDL
4 LRCK/DSDR
5 PDN
6 CSN
7 CCLK
8 CDTI
9 DCLK
10 DSDL
11 DSDR
12 DSDM
13 AOUTR-
14 AOUTR+
15 AOUTL-
16 AOUTL+
17 VSS
18 VDD
19 DZFR
20 DZFL
I/O Function
I Master Clock Input Pin
An external TTL clock should be input on this pin.
I Audio Serial Data Clock Pin / DSD Clock Pin
I Audio Serial Data Input Pin / DSD Lch Data Input Pin
I L/R Clock Pin / DSD Rch Data Input Pin
I Power-Down Mode Pin
When at “L”, the AK4383 is in the power-down mode and is held in reset.
The AK4383 should always be reset upon power-up.
I Chip Select Pin
I Control Data Input Pin
I Control Data Input Pin in serial mode
I DSD Clock Pin
(Pull-down Pin)
I DSD Lch Data Input Pin
(Pull-down Pin)
I DSD Rch Data Input Pin
(Pull-down Pin)
I DSD Mode Enable Pin
(Pull-down Pin)
“0”: PCM data is input from Pin 2-4. And the mode can be switched between
PCM and DSD mode by register.
“1”: DSD data is input from Pin 9-11.
O Rch Negative Analog Output Pin
O Rch Positive Analog Output Pin
O Lch Negative Analog Output Pin
O Lch Positive Analog Output Pin
- Ground Pin
- Power Supply Pin
O Rch Data Zero Input Detect Pin
O Lch Data Zero Input Detect Pin
Note: All input pins except pull-up pin should not be left floating.
MS0090-E-00
-3-
2001/4










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