データシート

ASAHI KASEI
[AK5359]
AK5359
192kHz 24-Bit ∆Σ ADC
AK5359
A/D
8kHz ∼ 216kHz
∆Σ
AK5359
AK5359
I2S)
(
TV DVD
AV
†
†
† DC
HPF
† S/(N+D): 94dB
† DR:
102dB
† S/N:
102dB
†
: 8kHz ∼ 216kHz
†
:
256fs/384fs/512fs/768fs (8kHz ∼ 54kHz)
256fs/384fs
(54kHz ∼ 108kHz)
128fs/192fs
(108kHz ∼ 216kHz)
†
: CMOS
†
/
†
: 24bit
/I2S
†
: 4.5 ∼ 5.5V (
), 3.0 ∼ 5.5V (
† Ta = −40 ∼ 85°C (VT), −20 ∼ 85°C (ET)
†
: 16pin TSSOP
† AK5357/58/81
VA AGND
VD DGND
)
MCLK
Clock Divider
AINL
AINR
VCOM
∆Σ
Modulator
Decimation
Filter
∆Σ
Modulator
Decimation
Filter
LRCK
SCLK
Serial I/O
Interface
Voltage Reference
CKS2 CKS1 CKS0
PDN
MS0428-J-00
SDTO
DIF
2005/09
-1-
ASAHI KASEI
[AK5359]
„
−20 ∼ +85°C
−40 ∼ +85°C
AK5359
AK5359ET
AK5359VT
AKD5359
16pin TSSOP (0.65mm pitch)
16pin TSSOP (0.65mm pitch)
„
AINR
1
16
CKS0
AINL
2
15
CKS2
CKS1
3
14
DIF
VCOM
4
13
PDN
AGND
5
12
SCLK
VA
6
11
MCLK
VD
7
10
LRCK
DGND
8
9
SDTO
Top View
„ AK5357/58/81
fs
S/(N+D)
DR
VIH@TTL Level Mode
VA (Analog Supply)
VD (Digital Supply)
HPF Disable
Operating Temperature
AK5357
4kHz to 96kHz
88dB
102dB
2.2V
2.7 to 5.5V
AK5358
8kHz to 96kHz
92dB
102dB
2.2V
4.5 to 5.5V
2.7 to 5.5V
2.7 to 5.5V
Available
ET: −20 ∼ +85°C
VT: −40 ∼ +85°C
Not Available
ET: −20 ∼ +85°C
MS0428-J-00
AK5381
4kHz to 96kHz
96dB
106dB
2.4V
4.5 to 5.5V
2.7 to 5.5V
3.0 to 5.5V @96kHz
Available
ET: −20 ∼ +85°C
VT: −40 ∼ +85°C
XT: −40 ∼ +85°C
AK5359
8kHz to 216kHz
94dB
102dB
Not Available
4.5 to 5.5V
3.0 to 5.5V
Available
ET: −20 ∼ +85°C
VT: −40 ∼ +85°C
2005/09
-2-
ASAHI KASEI
No.
Pin Name
[AK5359]
I/O
1
2
3
AINR
AINL
CKS1
I
I
I
4
VCOM
O
5
6
7
8
AGND
VA
VD
DGND
-
9
SDTO
O
10
LRCK
I/O
11
MCLK
I
12
SCLK
I/O
13
PDN
I
14
DIF
I
15
16
CKS2
CKS0
I
I
Note:
Function
Rch Analog Input Pin
Lch Analog Input Pin
Mode Select 1 Pin
Common Voltage Output Pin, VA/2
Bias voltage of ADC input.
Analog Ground Pin
Analog Power Supply Pin, 4.5 ∼ 5.5V
Digital Power Supply Pin, 3.0 ∼ 5.5V
Digital Ground Pin
Audio Serial Data Output Pin
“L” Output at Power-down mode.
Output Channel Clock Pin
“L” Output in Master Mode at Power-down mode.
Master Clock Input Pin
Audio Serial Data Clock Pin
“L” Output in Master Mode at Power-down mode.
Power Down Mode & Reset Pin
“H”: Power up, “L”: Power down & Reset
The AK5359 must be reset once upon power-up.
Audio Interface Format Pin
“H”: 24bit I2S Compatible, “L”: 24bit MSB justified
Mode Select 2 Pin
Mode Select 0 Pin
(AINR, AINL)
„
Analog
AINL
AINR
MS0428-J-00
2005/09
-3-
ASAHI KASEI
[AK5359]
(AGND, DGND=0V; Note 1)
Parameter
Power Supplies:
Analog
Digital
|AGND – DGND|
(Note 2)
Input Current, Any Pin Except Supplies
Analog Input Voltage (AINL, AINR, CKS1 pins)
Digital Input Voltage
(Note 3)
Ambient Temperature (powered applied)
AK5359ET
AK5359VT
Storage Temperature
Note 1.
Note 2. AGND, DGND
Note 3. PDN, DIF, MCLK, SCLK, LRCK, CKS0, CKS2 pins
Symbol
VA
VD
∆GND
IIN
VINA
VIND
Ta
Ta
Tstg
min
−0.3
−0.3
−0.3
−0.3
−20
-40
−65
max
6.0
6.0
0.3
±10
VA+0.3
VD+0.3
85
85
150
Units
V
V
V
mA
V
V
°C
°C
°C
:
(AGND, DGND=0V; Note 1)
Parameter
Power Supplies
Analog
(Note 4)
Digital
Note 4. VA VD
Symbol
VA
VD
min
4.5
3.0
typ
5.0
5.0
max
5.5
VA
Units
V
V
:
MS0428-J-00
2005/09
-4-
ASAHI KASEI
[AK5359]
(Ta=25°C; VA=VD=5.0V; AGND=DGND=0V; fs=48kHz; SCLK=64fs; Signal Frequency=1kHz;
24bit Data; Measurement frequency=20Hz ∼ 20kHz at fs=48kHz, unless otherwise specified)
Parameter
min
typ
ADC Analog Input Characteristics:
Resolution
Input Voltage
(Note 5)
2.7
3.0
S/(N+D)
fs=48kHz
−1dBFS
84
94
BW=20kHz
−60dBFS
39
fs=96kHz
−1dBFS
82
92
BW=40kHz
−60dBFS
38
fs=192kHz
−1dBFS
90
BW=40kHz
−60dBFS
38
DR
(−60dBFS, A-weighted)
94
102
S/N
(A-weighted)
94
102
fs=48kHz
13
20
Input Resistance
fs=96kHz,192kHz
9
14
Interchannel Isolation
90
110
Interchannel Gain Mismatch
0.1
Gain Drift
100
Power Supply Rejection
(Note 6)
50
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
VA
VD
(fs=48kHz)
VD
(fs=96kHz)
VD
(fs=192kHz)
Power down mode (PDN pin = “L”)
(Note 7)
VA+VD
Note 5.
(0dB)
VA
Note 6. VA, VD 1kHz, 50mVpp
Note 7.
CKS1 pin VD
MS0428-J-00
15
4
7
10
max
Units
24
3.3
Bits
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
kΩ
dB
dB
ppm/°C
dB
0.5
-
24
6
10
16
10
100
Vin = 0.6 x VA (Vpp)
mA
mA
mA
mA
µA
DGND
2005/09
-5-
ASAHI KASEI
[AK5359]
(fs=48kHz)
(Ta=Tmin ∼ Tmax ; VA=4.5 ∼ 5.5V; VD=3.0 ∼ 5.5V)
Parameter
Symbol
ADC Digital Filter (Decimation LPF):
Passband
(Note 8) ±0.1dB
PB
−0.2dB
−3.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay Distortion
∆GD
Group Delay
(Note 9)
GD
ADC Digital Filter (HPF):
Frequency Response (Note 8) −3dB
FR
−0.1dB
min
typ
max
Units
0
28
20.0
23.0
18.9
-
0
16
kHz
kHz
kHz
kHz
dB
dB
µs
1/fs
1.0
6.5
Hz
Hz
±0.04
68
(fs=96kHz)
(Ta=Tmin ∼ Tmax ; VA=4.5 ∼ 5.5V; VD=3.0 ∼ 5.5V)
Parameter
Symbol
ADC Digital Filter (Decimation LPF):
Passband
(Note 8) ±0.1dB
PB
−0.2dB
−3.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay Distortion
∆GD
Group Delay
(Note 9)
GD
ADC Digital Filter (HPF):
Frequency Response (Note 8) −3dB
FR
−0.1dB
min
typ
max
Units
0
56
40.0
46.0
37.8
-
0
16
kHz
kHz
kHz
kHz
dB
dB
µs
1/fs
2.0
13.0
Hz
Hz
±0.04
68
(fs=192kHz)
(Ta=Tmin ∼ Tmax ; VA=4.5 ∼ 5.5V; VD=3.0 ∼ 5.5V)
Parameter
Symbol
ADC Digital Filter (Decimation LPF):
Passband
(Note 8) ±0.1dB
PB
−0.2dB
−3.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay Distortion
∆GD
Group Delay
(Note 9)
GD
ADC Digital Filter (HPF):
Frequency Response (Note 8) −3dB
FR
−0.1dB
Note 8.
fs (
Passband 0.39375 × fs
Note 9.
ADC
MS0428-J-00
min
typ
max
Units
0
111
62.7
90.9
61.4
-
kHz
kHz
kHz
kHz
dB
dB
µs
1/fs
±0.02
70
0
16
4.0
26.0
)
fs=48kHz
Hz
Hz
±0.1dB
24
2005/09
-6-
ASAHI KASEI
[AK5359]
DC
(Ta=Tmin ∼ Tmax ; VA=4.5 ∼ 5.5V; VD=3.0 ∼ 5.5V)
Parameter
Symbol
High-Level Input Voltage
VIH
Low-Level Input Voltage
VIL
High-Level Output Voltage
(Iout=−1mA)
VOH
Low-Level Output Voltage
(Iout=1mA)
VOL
Input Leakage Current
Iin
(Ta=Tmin ∼ Tmax ; VA=4.5 ∼ 5.5V; VD=3.0 ∼ 5.5V; CL=20pF)
Parameter
Symbol
Master Clock Timing
Frequency
Pulse Width Low
Pulse Width High
LRCK Frequency
Duty Cycle
min
typ
-
typ
max
30%VD
0.5
±10
Units
V
V
V
V
µA
max
Units
fCLK
tCLKL
tCLKH
2.048
0.4/fCLK
0.4/fCLK
41.472
MHz
ns
ns
fs
8
45
216
55
kHz
%
%
Slave mode
Master mode
50
Audio Interface Timing
Slave mode
SCLK Period
SCLK Pulse Width Low
Pulse Width High
LRCK Edge to SCLK “↑”
(Note 10)
SCLK “↑” to LRCK Edge
(Note 10)
2
LRCK to SDTO (MSB) (Except I S mode)
SCLK “↓” to SDTO
Master mode
SCLK Frequency
SCLK Duty
SCLK “↓” to LRCK
SCLK “↓” to SDTO
fSCK
dSCK
tMSLR
tSSD
Reset Timing
PDN Pulse Width
(Note 11)
PDN “↑” to SDTO valid at Slave Mode (Note 12)
PDN “↑” to SDTO valid at Master Mode (Note 12)
tPD
tPDV
tPDV
Note 10.
LRCK
Note 11. AK5359 PDN pin = “L”
Note 12. PDN pin
min
70%VD
VD−0.5
-
tSCK
tSCKL
tSCKH
tLRSH
tSHLR
tLRS
tSSD
72
33
33
20
20
25
25
ns
ns
ns
ns
ns
ns
ns
20
20
Hz
%
ns
ns
64fs
50
−20
−20
150
4132
4129
ns
1/fs
1/fs
SCLK “↑”
LRCK
“↑”
MS0428-J-00
2005/09
-7-
ASAHI KASEI
[AK5359]
„
1/fCLK
VIH
MCLK
VIL
tCLKH
tCLKL
1/fs
VIH
LRCK
VIL
tSCK
VIH
SCLK
VIL
tSCKH
tSCKL
Clock Timing
VIH
LRCK
VIL
tSHLR
tLRSH
VIH
SCLK
VIL
tLRS
tSSD
SDTO
50%VD
Audio Interface Timing (Slave mode)
MS0428-J-00
2005/09
-8-
ASAHI KASEI
[AK5359]
50%VD
LRCK
tMSLR
dSCK
SCLK
50%VD
tSSD
SDTO
50%VD
Audio Interface Timing (Master mode)
VIH
PDN
VIL
tPDV
SDTO
50%VD
tPD
PDN
VIL
Power Down & Reset Timing
MS0428-J-00
2005/09
-9-
ASAHI KASEI
[AK5359]
„
AK5359
MCLK, SCLK, LRCK
Table 1
CKS2-0 pin (Table 2) MCLK
MCLK LRCK
(PDN pin = “H”)
(MCLK, SCLK, LRCK)
SCLK
AK5359
HPF ON/OFF
/
(PDN pin = “L”)
(MCLK)
MCLK
fs
128fs
N/A
N/A
N/A
N/A
24.576MHz
32kHz
44.1kHz
48kHz
96kHz
192kHz
192fs
256fs
384fs
N/A
8.192MHz
12.288MHz
N/A
11.2896MHz
16.9344MHz
N/A
12.288MHz
18.432MHz
N/A
24.576MHz
36.864MHz
36.864MHz
N/A
N/A
Table 1. System Clock Example
CKS2
CKS1
CKS0
HPF
L
L
L
ON
L
L
H
OFF
L
L
H
H
H
H
H
H
L
L
H
H
L
H
L
H
L
H
ON
ON
ON
ON
ON
ON
Note: SCLK = 32fs
SDTO
512fs
16.384MHz
22.5792MHz
24.576MHz
N/A
N/A
Master/Slave
MCLK
128/192fs (108k<fs≤216k)
Slave
256/384fs (8k≤fs≤108k)
512/768fs (8k≤fs≤54k)
128/192fs (108k<fs≤216k)
Slave
256/384fs (8k≤fs≤108k)
512/768fs (8k≤fs≤54k)
Master
256fs (8k≤fs≤108k)
Master
512fs (8k≤fs≤54k)
Master
128fs (108k<fs≤216k)
Master
192fs (108k<fs≤216k)
Master
384fs (8k≤fs≤108k)
Master
768fs (8k≤fs≤54k)
Table 2. Mode Select
768fs
24.576MHz
33.8688MHz
36.864MHz
N/A
N/A
SCLK
≥ 48fs or 32fs
≥ 48fs or 32fs
64fs
64fs
64fs
64fs
64fs
64fs
16bit
„
2
DIF pin (Table 3)
SDTO SCLK
MSB
2’s complement
LRCK SCLK
LRCK
Mode
0
1
DIF pin
L
H
SCLK
fs 64fs
SDTO
LRCK
SCLK
24bit, MSB justified
H/L
≥ 48fs or 32fs
24bit, I2S Compatible
L/H
≥ 48fs or 32fs
Table 3. Audio Interface Format
MS0428-J-00
Figure
Figure 1
Figure 2
2005/09
- 10 -
ASAHI KASEI
[AK5359]
LRCK
0 1 2
20 21 22 23 24
20 21 22 23 24
31 0 1 2
31 0 1
SCLK(64fs)
SDTO(o)
23 22
4 3 2 1 0
4 3 2 1 0
23 22
23
23:MSB, 0:LSB
Rch Data
Lch Data
Figure 1. Mode 0 Timing
LRCK
0 1 2 3
21 22 23 24 25
0 1 2
21 22 23 24 25
0 1
SCLK(64fs)
23 22
SDTO(o)
4 3 2 1 0
23 22
4 3 2 1 0
23:MSB, 0:LSB
Lch Data
Rch Data
Figure 2. Mode 1 Timing
„
HPF
ADC
DC
HPF
HPF fc
fs=48kHz
1.0Hz
fs
CKS2-0 pin
HPF ON/OFF
(Table 2)
HPF ON/OFF
DC
(PDN pin = “L”)
MS0428-J-00
2005/09
- 11 -
ASAHI KASEI
[AK5359]
„
AK5359
PDN pin
“L”
VCOM
AGND
SDTO
4132 x LRCK
ADC
2’s complement
(
“0”
4129 x LRCK
ADC
)
(1)
PDN
Internal
State
Normal Operation
Power-down
Initialize
Normal Operation
GD (2)
GD
A/D In
(Analog)
A/D Out
(Digital)
Clock In
“0”data
Idle Noise
(4)
MCLK,LRCK,SCLK
Notes:
(1)
(2)
(3)
(4)
(3)
“0”data
Idle Noise
4132/fs
4129/fs
(GD)
ADC
“0”
(MCLK, SCLK, LRCK)
Figure 3.
/
„
PDN pin
“L”
MCLK
PDN pin
LRCK
)
(
“H”
Mode 1
LRCK
PDN pin
“H”
MCLK
MS0428-J-00
2005/09
- 12 -
ASAHI KASEI
[AK5359]
Figure 4
(AKD5359)
Rch In
10u
+
Lch In
+
10u
2.2u
1 AINR
CKS0 16
2 AINL
CKS2 15
3 CKS1
DIF 14
4 VCOM
PDN 13
AK5359
AGND
5
Analog 5V
Digital 3.3V
+
10u
0.1u
+
10u
0.1u
Mode
Control
Reset
SCLK 12
6 VA
MCLK 11
7 VD
LRCK 10
8 DGND
SDTO 9
Audio
Controller
Analog Ground
System Ground
:
- AK5359 AGND, DGND
- CKS1 pin VA
AGND
Figure 4. Typical Connection Diagram
Digital Ground
Analog Ground
System
Controller
1
AINR
CKS0 16
2
AINL
CKS2 15
3
CKS1
DIF 14
4
VCOM
PDN 13
5
AGND
SCLK 12
6
VA
MCLK 11
7
VD
LRCK 10
8
DGND
SDTO
AK5359
9
Figure 5. Ground Layout
Note: AGND pin
DGND pin
MS0428-J-00
2005/09
- 13 -
ASAHI KASEI
[AK5359]
1.
VA VD
VA VD
DGND
PC
AGND
2.
VA pin
VCOM 50%VA
2.2µF
AGND
VCOM pin
VCOM, VA pin
3.
ADC
20kΩ (typ@fs=48kHz)
0.6 x VA Vpp (typ.)
AK5359 AGND
VA
2’s complement
DC
(ADC
)
VCOM
DC
HPF
AK5359
64fs (@fs=48kHz,96kHz)
64fs
32fs
32fs
32fs(@192kHz)
AK5359
(RC
MS0428-J-00
64fs
)
2005/09
- 14 -
ASAHI KASEI
[AK5359]
16pin TSSOP (Unit: mm)
*5.0±0.1
9
A
6.4±0.2
*4.4±0.1
16
1.05±0.05
8
1
0.22±0.1
0.13 M
0.17±0.05
0.65
Detail A
0.5±0.2
0.1±0.1
Seating Plane
0.10
NOTE: Dimension "*" does not include mold flash.
0-10°
„
:
:
:
MS0428-J-00
2005/09
- 15 -
ASAHI KASEI
[AK5359]
MARKING (AK5359VT)
AKM
5359VT
XXYYY
1) Pin #1 indication
2) Date Code: XXYYY (5 digits)
XX:
Lot#
YYY: Date Code
3) Marketing Code: 5359VT
MS0428-J-00
2005/09
- 16 -
ASAHI KASEI
[AK5359]
MARKING (AK5359ET)
AKM
5359ET
XXYYY
1) Pin #1 indication
2) Date Code: XXYYY (5 digits)
XX:
Lot#
YYY: Date Code
3) Marketing Code: 5359ET
MS0428-J-00
2005/09
- 17 -
ASAHI KASEI
Date (YY/MM/DD)
05/09/30
[AK5359]
Revision
00
Reason
Page
Contents
•
•
•
•
•
•
MS0428-J-00
2005/09
- 18 -