AK4343EN AKM [Asahi Kasei Microsystems], AK4343EN Datasheet - Page 75
AK4343EN
Manufacturer Part Number
AK4343EN
Description
Stereo DAC with HP/RCV/SPK-AMP
Manufacturer
AKM [Asahi Kasei Microsystems]
Datasheet
1.AK4343EN.pdf
(98 pages)
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ASAHI KASEI
MS0478-E-01
Addr
Addr
0FH
10H
DACH: Switch Control from DAC to Headphone-Amp
MINH: Switch Control from MIN pin to Headphone-Amp
HPM: Headphone-Amp Mono Output Select
AVOLC: ALC Block Digital Volume Control Mode Select
INL1-0: Gain-Amp Lch Input Source Select
INR1-0: Gain-Amp Rch Input Source Select
MDIF1: Single-ended / Full-differential Input Select 1
MDIF2: Single-ended / Full-differential Input Select 2
HPG: Headphone-Amp Gain Select (See Table 49.)
0: OFF (Default)
1: ON
0: OFF (Default)
1: ON
0: Stereo (Default)
1: Mono
0: Independent
1: Dependent (Default)
Default: 00 (LIN1 pin)
Default: 00 (RIN1 pin)
0: Single-ended input (LIN1/RIN1 pins: Default)
1: Full-differential input (IN1+/IN1− pins)
MDIF1 bit selects the input type of pins #32 and #31.
0: Single-ended input (LIN2/RIN2 pins: Default)
1: Full-differential input (IN2+/IN2− pins)
MDIF2 bit selects the input type of pins #30 and #29.
0: 0dB (Default)
1: +3.6dB
Register Name
Mode Control 4
Register Name
Power Management 3
When the HPM bit = “1”, DAC output signal is output to Lch and Rch of the Headphone-Amp as (L+R)/2.
When AVOLC bit = “1”, AVL7-0 bits control both Lch and Rch volume level, while register values of
AVL7-0 bits are not written to AVR7-0 bits. When AVOLC bit = “0”, AVL7-0 bits control Lch level and
AVR7-0 bits control Rch level, respectively.
Default
Default
INR1
D7
0
D7
0
0
INL1
D6
0
D6
0
0
- 75 -
HPG
D5
D5
0
0
0
MDIF2
D4
D4
0
0
0
AVOLC
MDIF1
D3
D3
1
0
HPM
INR0
D2
D2
0
0
MINH
INL0
D1
D1
0
0
[AK4343]
2006/10
DACH
D0
D0
0
0
0
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