データシート

[AK5358B]
AK5358B
96kHz 24-Bit ΔΣ ADC
AK5358B
A/D
8kHz ∼ 96kHz
ΔΣ
AK5358B
AK5358B
I2S)
(
TV DVD
AV
†
†
† DC
HPF
† S/(N+D): 92dB
† DR:
102dB
† S/N:
102dB
†
: 8kHz ∼ 96kHz
†
:
256fs/384fs/512fs/768fs (8kHz ∼ 48kHz)
256fs/384fs
(48kHz ∼ 96kHz)
†
: TTL/CMOS
†
/
†
: 24bit
/I2S
†
: 4.5 ∼ 5.5V (
), 2.7 ∼ 5.5V (
† Ta = −20 ∼ 85°C
†
: 16pin TSSOP
† AK5357/59/81/58A
VA
VSS1
VD
VSS2
)
MCLK
Clock Divider
AINL
AINR
VCOM
ΔΣ
Modulator
Decimation
Filter
ΔΣ
Modulator
Decimation
Filter
LRCK
SCLK
Serial I/O
Interface
Voltage Reference
CKS2 CKS1 CKS0
PDN
MS1155-J-00
SDTO
DIF
2010/02
-1-
[AK5358B]
■
−20 ∼ +85°C
AK5358B
AK5358BET
AKD5358B
16pin TSSOP (0.65mm pitch)
■
AINR
1
16
CKS0
AINL
2
15
CKS2
CKS1
3
14
DIF
VCOM
4
13
PDN
VSS1
5
12
SCLK
VA
6
11
MCLK
VD
7
10
LRCK
VSS2
8
9
SDTO
Top View
■ AK5357/59/81
fs
S/(N+D)
DR
VIH@TTL Level
Mode
VA (Analog Supply)
VD (Digital Supply)
HPF Disable
Operating
Temperature
MCLK, LRCK,
BICK Clock Stop
AK5357
4kHz to 96kHz
88dB
102dB
AK5358B
8kHz to 96kHz
92dB
102dB
AK5358A
8kHz to 96kHz
92dB
102dB
AK5381
4kHz to 96kHz
96dB
106dB
AK5359
8kHz to 216kHz
94dB
102dB
2.2V
2.2V
2.2V
2.4V
Not Available
2.7 to 5.5V
4.5 to 5.5V
4.5 to 5.5V
4.5 to 5.5V
2.7 to 5.5V
2.7 to 5.5V
2.7 to 5.5V
4.5 to 5.5V
2.7 to 5.5V
3.0 to 5.5V
@96kHz
3.0 to 5.5V
Available
Not Available
Not Available
Available
Available
ET: −20 ∼ +85°C ET: −20 ∼ +85°C ET: −20 ∼ +85°C ET: −20 ∼ +85°C ET: −20 ∼ +85°C
VT: −40 ∼ +85°C
VT: −40 ∼ +85°C VT: −40 ∼ +85°C
XT: −40 ∼ +85°C
Not Available
Available
Not Available
MS1155-J-00
Not Available
Not Available
2010/02
-2-
[AK5358B]
No.
Pin Name
I/O
1
2
3
AINR
AINL
CKS1
I
I
I
4
VCOM
O
5
6
7
8
VSS1
VA
VD
VSS2
-
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.
Ground Pin
Analog Power Supply Pin, 4.5 ∼ 5.5V
Digital Power Supply Pin, 2.7 ∼ 5.5V
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
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
MS1155-J-00
2010/02
-3-
[AK5358B]
(VSS1=VSS2=0V; Note 1)
Parameter
Power Supplies:
Analog
Digital|
Input Current, Any Pin Except Supplies
Analog Input Voltage (AINL, AINR, CKS1 pins)
Digital Input Voltage
(Note 2)
Ambient Temperature (powered applied)
Storage Temperature
Note 1.
Note 2. PDN, DIF, MCLK, SCLK, LRCK, CKS0, CKS2 pins
Symbol
VA
VD
IIN
VINA
VIND
Ta
Tstg
min
−0.3
−0.3
−0.3
−0.3
−20
−65
max
6.0
6.0
±10
VA+0.3
VD+0.3
85
150
Units
V
V
mA
V
V
°C
°C
:
(AGND=DGND=0V; Note 1)
Parameter
Power Supplies
Analog
(Note 3)
Digital
Note 3. VA VD
Symbol
VA
VD
min
4.5
2.7
typ
5.0
5.0
max
5.5
VA
Units
V
V
:
MS1155-J-00
2010/02
-4-
[AK5358B]
(Ta=25°C; VA=5.0, VD=5.0V; VSS1=VSS2=0V; fs=48kHz, 96kHz; SCLK=64fs; Signal Frequency=1kHz; 24bit Data;
Measurement frequency=20Hz ∼ 20kHz at fs=48kHz, 40Hz ∼ 40kHz at fs=96kHz; unless otherwise specified)
Parameter
min
typ
max
Units
ADC Analog Input Characteristics:
Resolution
24
Bits
Input Voltage
(Note 4)
2.7
3.0
3.3
Vpp
S/(N+D)
fs=48kHz
−1dBFS
82
92
dB
BW=20kHz
−60dBFS
39
dB
−1dBFS
90
dB
fs=96kHz
BW=40kHz
−60dBFS
38
dB
DR
(−60dBFS, A-weighted)
94
102
dB
S/N
(A-weighted)
94
102
dB
Input Resistance
fs=48kHz
13
20
kΩ
fs=96kHz
9
14
kΩ
Interchannel Isolation
90
110
dB
Interchannel Gain Mismatch
0.1
0.5
dB
Gain Drift
100
ppm/°C
Power Supply Rejection
(Note 5)
50
dB
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
VA
VD
(fs=48kHz)
(Note 6)
VD
(fs=96kHz)
(Note 7)
Power down mode (PDN pin = “L”)
(Note 8)
VA+VD
Note 4.
(0dB)
VA
Note 5. VA, VD 1kHz, 50mVpp
Note 6. VD=2mA@3V
Note 7. VD=4mA@3V
Note 8.
CKS1 pin VD
MS1155-J-00
12
3
6
18
5
9
100
10
Vin = 0.6 x VA (Vpp)
mA
mA
mA
μA
VSS2
2010/02
-5-
[AK5358B]
(fs=48kHz)
(Ta=-20°C ∼ 85°C; VA=4.5 ∼ 5.5V; VD=2.7 ∼ 5.5V)
Parameter
Symbol
ADC Digital Filter (Decimation LPF):
Passband
(Note 9) ±0.1dB
PB
−0.2dB
−3.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay Distortion
ΔGD
Group Delay
(Note 10)
GD
ADC Digital Filter (HPF):
Frequency Response (Note 9) −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=-20°C ∼ 85°C; VA=4.5 ∼ 5.5V; VD=2.7 ∼ 5.5V)
Parameter
Symbol
ADC Digital Filter (Decimation LPF):
Passband
(Note 9) ±0.1dB
PB
−0.2dB
−3.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay Distortion
ΔGD
Group Delay
(Note 10)
GD
ADC Digital Filter (HPF):
Frequency Response (Note 9) −3dB
FR
−0.1dB
Note 9.
fs (
Passband 0.39375 × fs
Note 10.
ADC
MS1155-J-00
min
typ
max
Units
0
56
40.0
46.0
37.8
-
kHz
kHz
kHz
kHz
dB
dB
μs
1/fs
±0.04
68
0
16
2.0
13.0
)
fs=48kHz
Hz
Hz
±0.1dB
24
2010/02
-6-
[AK5358B]
DC
(CMOS Level Mode)
(Ta=-20°C ∼ 85°C; VA=4.5 ∼ 5.5V; VD=2.7 ∼ 5.5V; CKS2/1/0 = “LLL”, “LHL”, “LHH”, “HHL”, “HHH”)
Parameter
Symbol
min
typ
max
High-Level Input Voltage
VIH
70%VD
Low-Level Input Voltage
VIL
30%VD
High-Level Output Voltage
(Iout=−1mA)
VOH
VD−0.5
Low-Level Output Voltage
(Iout=1mA)
VOL
0.5
Input Leakage Current
Iin
±10
Units
V
V
V
V
μA
DC
(TTL Level Mode)
(Ta=-20°C ∼ 85°C; VA=4.5 ∼ 5.5V; VD=4.5 ∼ 5.5V; CKS2/1/0 = “HLL”)
Parameter
Symbol
min
70%VD
VIH
High-Level Input Voltage
(CKS2-0 pins)
2.2
VIH
(All pins except CKS2-0 pins)
VIL
Low-Level Input Voltage
(CKS2-0 pins)
VIL
(All pins except CKS2-0 pins)
High-Level Output Voltage
(Iout=−1mA)
VOH
VD−0.5
Low-Level Output Voltage
(Iout=1mA)
VOL
Input Leakage Current
Iin
-
Units
V
V
V
V
V
V
μA
MS1155-J-00
typ
-
max
30%VD
0.8
0.5
±10
2010/02
-7-
[AK5358B]
(Ta=-20°C ∼ 85°C; VA=4.5 ∼ 5.5V; VD=2.7 ∼ 5.5V; CL=20pF)
Parameter
Symbol
Master Clock Timing
(Note 11)
fCLK
512fs, 256fs Frequency
dCLK
Duty cycle
fCLK
768fs, 384fs Frequency
dCLK
Duty cycle
LRCK Frequency
Duty Cycle
fs
Slave mode
Master mode
typ
max
Units
2.048
40
3.072
40
24.576
60
36.864
60
MHz
%
MHz
%
8
45
96
55
kHz
%
%
50
Audio Interface Timing
Slave mode
SCLK Period
SCLK Pulse Width Low
Pulse Width High
LRCK Edge to SCLK “↑”
(Note 12)
SCLK “↑” to LRCK Edge
(Note 12)
LRCK to SDTO (MSB) (Except I2S 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 13)
PDN “↑” to SDTO valid at Slave Mode (Note 14)
PDN “↑” to SDTO valid at Master Mode (Note 14)
tPD
tPDV
tPDV
Note 11. MCLK L
13us
Note 12.
LRCK
Note 13. AK5358B PDN pin = “L”
Note 14. PDN pin
min
SCLK
LRCK
tSCK
tSCKL
tSCKH
tLRSH
tSHLR
tLRS
tSSD
35
35
ns
ns
ns
ns
ns
ns
ns
20
35
Hz
%
ns
ns
160
65
65
30
30
64fs
50
−20
−20
150
4132
4129
ns
1/fs
1/fs
“↑”
“↑”
MS1155-J-00
2010/02
-8-
[AK5358B]
■
1/fCLK
VIH
MCLK
VIL
tCLKH
tCLKL
dCLK=tCLKH x fCLK, tCLKL x fCLK
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)
MS1155-J-00
2010/02
-9-
[AK5358B]
LRCK
50%VD
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
MS1155-J-00
2010/02
- 10 -
[AK5358B]
■
AK5358B
MCLK, SCLK, LRCK
Table 1
CKS2-0 pin (Table 2) MCLK
fs
32kHz
44.1kHz
48kHz
96kHz
LRCK
AK5358B
SCLK
MCLK
256fs
384fs
512fs
8.192MHz
12.288MHz
16.384MHz
11.2896MHz
16.9344MHz
22.5792MHz
12.288MHz
18.432MHz
24.576MHz
24.576MHz
36.864MHz
N/A
Table 1. System Clock Example
Mode
CKS2
CKS1
CKS0
0
L
L
L
1
2
3
L
L
L
L
H
H
H
L
H
4
H
L
L
5
6
7
H
H
H
L
H
H
H
L
H
Note 15. SCLK = 32fs
MCLK
Input Level
SDTO
Master/Slave
/
768fs
24.576MHz
33.8688MHz
36.864MHz
N/A
MCLK
256/384fs (8k≤fs≤96k)
CMOS
Slave
512/768fs (8k≤fs≤48k)
Reserved
CMOS
Master
256fs (8k≤fs≤96k)
CMOS
Master
512fs (8k≤fs≤48k)
256/384fs(∼ 96kHz)
TTL
Slave
512/768fs(∼ 48kHz)
Reserved
CMOS
Master
384fs (8k≤fs≤96k)
CMOS
Master
768fs (8k≤fs≤48k)
Table 2. Operation Mode Select
SCLK
≥ 48fs or 32fs
(Note 15)
64fs
64fs
≥ 48fs or 32fs
(Note 15)
64fs
64fs
16bit
MS1155-J-00
2010/02
- 11 -
[AK5358B]
■
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
Figure
Figure 1
Figure 2
LRCK
0 1 2
31 0 1 2
20 21 22 23 24
20 21 22 23 24
31 0 1
SCLK(64fs)
SDTO(o)
23 22
4 3 2 1 0
23 22
4 3 2 1 0
23
23:MSB, 0:LSB
Lch Data
Rch Data
Figure 1. Mode 0 Timing
LRCK
0 1 2 3
0 1 2
21 22 23 24 25
21 22 23 24 25
0 1
SCLK(64fs)
SDTO(o)
23 22
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
MS1155-J-00
2010/02
- 12 -
[AK5358B]
■
AK5358B PDN pin
MCLK
“L”
VCOM
LRCK
MCLK 13us
VSS1
PDN pin
SDTO
4132 x LRCK
ADC
4129 x LRCK
“0”
”H”
2’s
ADC
)
(
(1)
PDN
Internal
State
Normal Operation
GD
Power-down
Initialize
Normal Operation
GD
(2)
A/D In
(Analog)
(3)
A/D Out
(Digital)
“0”data
Idle Noise
Clock In
“0”data
Idle Noise
(4)
MCLK,LRCK,SCLK
Figure 3.
/
(PDN pin
)
(1)
PDN
Internal
State
Normal Operation
Power-down
Initialize
Normal Operation
GD (2)
GD
A/D In
(Analog)
A/D Out
(Digital)
Idle Noise
(3)
“0”data
(5)
Clock In
“0”data
Idle Noise
(6)
MCLK
Figure 4.
/
Notes:
(1)
4132/fs
(2)
(3)
ADC
“0”
(4) MCLK
(5) MCLK 13us
(6)
MCLK LRCK
(MCLK
)
4129/fs
(GD)
MS1155-J-00
2010/02
- 13 -
[AK5358B]
■
13us (min)
AK5358B
MCLK
PDN pin “L”
PDN pin=“H”
(
LRCK
)
MCLK
Mode 1
LRCK
PDN pin=“H”
MCLK
MS1155-J-00
2010/02
- 14 -
[AK5358B]
Figure 5
(AKD5358B)
Rch In
10u
+
Lch In
+
10u
2.2u
1 AINR
CKS0 16
2 AINL
CKS2 15
3 CKS1
DIF 14
4 VCOM
PDN 13
5
Analog 5V
Digital 3.3V
+
10u
0.1u
+
10u
0.1u
AK5358BSCLK
VSS1
Mode
Control
Reset
12
6 VA
MCLK 11
7 VD
LRCK 10
8 VSS2
SDTO 9
Audio
Controller
Analog Ground
System Ground
:
- AK5358B VSS1, VSS2
- CKS1 pin VA
VSS1
Figure 5. 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
VSS1
SCLK 12
6
VA
MCLK 11
7
VD
LRCK 10
8
VSS2
SDTO
AK5358B
9
Figure 6. Ground Layout
Note: VSS1 pin
VSS2 pin
MS1155-J-00
2010/02
- 15 -
[AK5358B]
1.
VA VD
VSS1 VSS2
PC
2.
VA pin
VCOM 50%VA
2.2μF
VSS1
VCOM pin
VCOM, VA pin
3.
ADC
)
20kΩ (typ@fs=48kHz)
0.6 x VA Vpp (typ.)
AK5358B VSS1
VA
2’s complement
DC
(ADC
VCOM
DC
HPF
AK5358B 64fs
64fs
AK5358B 64fs
(RC
)
MS1155-J-00
2010/02
- 16 -
[AK5358B]
16pin TSSOP (Unit: mm)
1.1 (max)
*5.0±0.1
16
9
8
1
0.13
6.4±0.2
*4.4±0.1
A
0.65
0.22±0.1
M
0.17±0.05
Detail A
0.5±0.2
0.1±0.1
Seating Plane
0.10
NOTE: Dimension "*" does not include mold flash.
0-10°
■
:
:
:
MS1155-J-00
2010/02
- 17 -
[AK5358B]
AKM
5358BET
XXYYY
1)
2)
3)
Date (YY/MM/DD)
10/02/09
Revision
00
Reason
Pin #1 indication
Date Code: XXYYY (5 digits)
XX:
Lot#
YYY: Date Code
Marketing Code: 5358BET
Page
MS1155-J-00
Contents
2010/02
- 18 -
[AK5358B]
•
•
•
•
•
•
MS1155-J-00
2010/02
- 19 -