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Digital-to-Analog Converters Product Spotlight
Integrated 2Vrms Output Buffer
Highest Sound Quality, Performance
www.akm.com
AK4397
• DR, SNR: 10dB THD+N: -10dB
• Sampling rate: up to 19kHz
• -bit data input
• DSD input: 51fs or 768fs
• Designed for optimal sound quality
• 44-pin LQFP package
Bits
AK4340
AK4341
AK4342
AK4343
AK4345
AK4346/48
AK4358
AK4359
AK4364
AK4366
AK4367
AK4368
AK4370
AK4371
AK4382A
AK4384
AK4385
AK4386
AK4387/88
AK4389
AK4395
AK4396
AK4397
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
32
AK4341
• DR, SNR: 100dB THD+N: -86dB
• Integrated output buffer: Vrms output
• Sampling rate: 8kHz to 19kHz
• Power supplies: +5V (DAC)
+8.55V to +1.6V (buffer)
• 16-pin TSSOP package
THD+N
-90
-86
-88
-70 (HP)
-86
-88
-94
-94
-90
-55 (HP)
-55 (HP)
-50 (HP)
-50 (HP)
-50 (HP)
-94
-94
-94
-86
-90
-92
-100
-100
-103
Performance
Max fs
DR
192
192
96
48
96
192
192
192
96
48
48
48
48
48
192
192
192
96
192
192
192
192
192
106
100
100
90
100
104
112
106
102
92
92
92
92
92
112
106
108
100
106
108
120
120
120
Temp Range
Low
High
-20
-20
-20
-30
-20
-40
-40
-40
-40
-40
-40
-30
-30
-30
-40
-40
-40
-40
-20
-40
-10
-40
-40
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
85
70
85
85
VA
5 / -4.5 ~ -13.2
3.3 / 8.5 ~ 12.6
3.3
2.6 ~ 3.6
2.7 ~ 3.6
3.3
5
5
3~5
2.2 ~ 3.6
2.2 ~ 3.6
1.6 ~ 3.6
1.6 ~ 3.6
1.6 ~ 3.6
5
5
5
2.4 ~ 3.3
5
5
5
5
5
Power
VD
5
3.3
1.8 ~ 3.3
2.6 ~ 3.6
2.7 ~ 3.6
3.3
5
5
3~5
2.2 ~ 3.6
2.2 ~ 3.6
1.6 ~ 3.6
1.6 ~ 3.6
1.6 ~ 3.6
5
5
5
2.4 ~ 3.3
5
5
5
5
5
mW
Control
Interface
150
3-wire / HW
96
HW
96
3-wire / I
2
C
92
3-wire / I
2
C
TBD
4-wire / 3-wire
122 / 149
3-wire / I
2
C
280
3-wire / I
2
C
235
3-wire / I
2
C
48
3-wire / I
2
C
6.2
3-wire / HW
6.7
3-wire / I
2
C
9.6
3-wire / I
2
C
6.8
3-wire / I
2
C
TBD
3-wire / I
2
C
100
3-wire
85
3-wire / HW
90
3-wire
18
HW
85
3-wire / HW
85
3-wire
335
3-wire / HW
180
3-wire / HW
200
3-wire / HW
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