The HT82V738 is a high performance audio DAC con
verter. It provides digital de-emphasis (32, 44.1 and
48kHz), external mute control and adjustment for serial
data and clock. The HT82V738 accepts data at audio
rates up to 96kHz. It performs within a wide dynamic
HT82V738
·
Low harmonic distortion
·
Wide temperature range
·
Control feature for click and Pops
·
On-chip digital de-emphasis for 32, 44.1 and 48kHz
·
16-pin NSOP package
·
MP3 players
·
CD players
·
Automotive systems
range, high SNR ratio and has low clock jitter sensitivity.
HT82V738 is an ideal DAC for DVD players, MP3 play
ers and set-top box systems. It is also pin-compatible
with CS4340.
-
Block Diagram
L R C K
S D A T A
Pin Assignment
R S T
D I F 0 D I F 1M C L K
S e r i a l
I n p u t
I n t e r f a c e
I n t e r p o l a t i o n
I n t e r p o l a t i o n
R S T
S D A T A
S C L K / D E M 1
L R C K
M C L K
D I F 1
D I F 0
D E M 0
F i l t e r
F i l t e r
D e - e m p h a s i s
D E M 0M U T E CS C L K / D E M 1
1
2
3
4
5
6
7
8
H T 8 2 V 7 3 8
1 6 N S O P - A
D S
D S
1 6
1 5
1 4
1 3
1 2
1 1
1 0
D A C
D A C
9
A n a l o g F i l t e r
A n a l o g F i l t e rA O U T L
E x t e r n a l
M u t e C o n t r o l
M U T E C
A O U T A
V A
A G N D
A O U T B
R E F _ G N D
V Q
F I L T +
A O U T R
Rev. 1.001October 16, 2003
Pin Description
Pin
No.
6, 7 DIF1, DIF0I
Pin NameI/ODescription
1RST
2SDATAISerial data
3SCLK/DEM1ISerial clock/de-emphasis
4LRCKILeft/right clock
5MCLKI
IReset
Master clock
Sample
Rate
(kHz)
324.09606.14408.192012.288016.3840
44.15.64488.467211.289616.934422.5792
486.14409.216012.288018.432024.5760
648.192012.2880
88.211.289616.9344
9612.288018.4320
Digital interface format
DIF1DIF0Description
00I
01Left justified, up to 24-bit data
10Right justified, 24-bit data
11Right justified, 16-bit data
128x192x256x384x512x
MCLK (MHz)
HRMBRM
¾¾¾
¾¾¾
¾¾¾
2
S, up to 24-bit data
HT82V738
De-emphasis control DEM0 and DEM1
Internal serial clock mode
DEM1DEM0Description
00Disabled
0144.1kHz
1048kHz
8DEM0I
9FILT+IPositive voltage reference
10VQIQuiescent voltage
11REF_GNDIReference ground
12AOUTBOAnalog output B
13AGNDIAnalog ground
14VAIAnalog power
15AOUTAOAnalog output A
16MUTECOMute control
1132kHz
External serial clock mode
DEM0Description
0Disabled
144.1kHz
Rev. 1.002October 16, 2003
HT82V738
Absolute Maximum Ratings
Supply Voltage ..........................VSS-0.3V to VSS+6.0V
Input Voltage .............................V
3V to VDD+0.3V
SS-0.
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil
ity.
Electrical Characteristics
Analog Characteristics
SymbolParameter
Dynamic Performance
Dynamic Range (18~24-bit)
Dynamic Range (16-bit)
Total Harmonic
Distortion+Noise
THD+N
(18~24-bit)
Total Harmonic
Distortion+Noise (16-bit)
Interchannel Isolation5V
Dynamic Performance
Dynamic Range (18~24-bit)
Dynamic Range (16-bit)
Total Harmonic
THD+N
Distortion+Noise (18~24-bit)
Total Harmonic
Distortion+Noise (16-bit)
Interchannel Isolation3V
Test ConditionsBase-rate ModeHigh-rate Mode
V
ConditionsMin.Typ.Max.Min.Typ. Max.
DD
Unweighted
A-weighted
5V
Unweighted
A-weighted
5V
Unweighted
A-weighted
3V
Unweighted
A-weighted
3V
Storage Temperature ...........................-50°Cto125°C
Operating Temperature ..........................-10°Cto70°C
Ta =-10°Cto70°C
93
¾
¾
¾
¾
95
91
94
¾¾
¾¾
¾¾
¾¾
92
95
88
94
¾
¾
¾
¾
¾¾-88¾¾-88¾
¾¾-86¾¾-86¾
¾¾90¾¾
91
¾
¾
¾
¾
94
90
92
¾¾
¾¾
¾¾
¾¾
90
90
91
88
90
¾
¾
¾
¾
¾
¾¾-88¾¾-88¾
¾¾-86¾¾-86¾
¾¾90¾¾
90
¾
Unit
dB
dB
dB
dB
dB
dB
-
Analog Characteristics
SymbolParameter
Test Conditions
V
DD
Conditions
Min.Typ.Max.Unit
Analog Output
Full Scale Output Voltage
V
Quiescent Voltage
Q
Interchannel Gain Mismatch
Gain Drift
R
C
AC-load Resistance
L
Load Capacitance
L
¾¾ ¾
¾¾ ¾
¾¾ ¾
¾¾ ¾
¾¾
¾¾ ¾¾
0.7VA
0.5VA
0.1
100
3
¾¾kW
¾
¾
¾
¾ppm/°C
100pF
V
PP
VDC
dB
Rev. 1.003October 16, 2003
HT82V738
Digital Characteristics
SymbolParameter
V
IH
V
IL
I
IN
High-level Input Voltage5V
Low-level Input Voltage
Input Leakage Current
Input Capacitance
Power Ratio
V
A
V
IND
DC Power Supply
Digital Input Voltage
Power Characteristics
SymbolParameter
I
A
I
A
Power Supply Current3V Normal
Power Dissipation
Ta =-10°Cto70°C
V
DD
3V
5V
3V
Test Conditions
Conditions
¾
¾
¾¾¾
Min.Typ.Max.Unit
2.0
2.0
¾¾
¾¾
0.8V
¾¾ ¾¾±10mA
¾¾ ¾8¾
¾¾
¾¾ -0.3¾
2.75.05.5V
+0.4
V
A
Test ConditionsBase-rate ModeHigh-rate Mode
V
ConditionsMin.Typ. Max.Min.Typ. Max.
DD
Power-down
Normal
5V
Power-down
Normal
3V
Power-down
Normal
5V
Power-down
10
¾
¾
¾
¾
¾
0.09
¾
¾
¾
30
15
60
30
75
0.3
¾¾
¾¾
¾¾
¾¾
¾¾
¾¾
¾¾
¾¾
10
30
15
60
30
0.09
75
0.3
¾
¾mA
¾
¾mA
¾
¾
¾
¾
V
V
pF
mA
Unit
mA
mA
mW
mW
Timing Diagrams
I2S Mode
·
16-bit data and INT SCLK=32Fs, MCLK/LRCK=512, 256 or 128
·
Up to 24-bit data and SCLK=48Fs, MCLK/LRCK=384 or 192
L R C K
S C L K
S D A T A
M S B
- 1 - 2 - 3 - 4 - 5+ 5 + 4 + 3 + 2
L S B
+ 1
M S B
- 2
- 1
- 3
Left Justified 24-Bit Mode
·
INT SCLK=64Fs, MCLK/LRCK=512, 256 or 128
·
INT SCLK=48Fs, MCLK/LRCK=384 or 192
L R C K
S C L K
S D A T A
M S B
- 1 - 2 - 3 - 4 - 5+ 5 + 4 + 3 + 2
L S B
+ 1
M S B
- 2
- 1
- 3
Rev. 1.004October 16, 2003
R i g h t C h a n n e lL e f t C h a n n e l
- 4
+ 5
+ 4
R i g h t C h a n n e lL e f t C h a n n e l
- 4
+ 5
+ 4
L S B
+ 1
+ 3
+ 2
L S B
+ 1
+ 3
+ 2
Right Justified 24-Bit Mode
·
INT SCLK=64Fs, MCLK/LRCK=512, 256 or 128
·
INT SCLK=48Fs, MCLK/LRCK=384 or 192
HT82V738
L R C K
S C L K
S D A T A
0
2 3 2 2 2 1 2 0 1 9 1 8
7 6 5 4 3 2 1 0
Right Justified 16-Bit Mode
·
INT SCLK=32Fs, MCLK/LRCK=512, 256 or 128
·
INT SCLK=48Fs, MCLK/LRCK=384 or 192
L R C K
S C L K
S D A T A
7 6 5 4 3 2 1 01 3 1 2 1 1 1 0 9 8
81 01 11 21 31 41 59
Application Circuits
1 4
V A
6
D I F 1
M o d e
C o n f i g u r a t i o n
E x t e r n a l C l o c k
A u d i o
D a t a
P r o c e s s o r
7
8
1
5
2
3
4
D I F 0
D E M 0
R S T
M C L K
H T 8 2 V 7 3 8
S D A T A
S C L K / D E M 1
L R C K
R E F _ G N D
A G N D
1 3
0 . 1mF1mF
F I L T +
1 0
V Q
1 1
A O U T A
A O U T B
1 6
1 5
1 2
M U T E C
R i g h t C h a n n e lL e f t C h a n n e l
2 3 2 2 2 1 2 0 1 9 1 8
R i g h t C h a n n e lL e f t C h a n n e l
1 41 5
+ 5 V t o + 3 V
+
7 6 5 4 3 2 1 0
7 6 5 4 3 2 1 0
9
0 . 1mF1mF
1mF
0 . 1mF
3 . 3mF
3 . 3mF
5 6 0
W
1 0 k
5 6 0
1 0 k
C
W
W
C
W
O p t i o n a l
M u t e
C i r c u i t
1
C =
4pF s ( R
| | 5 6 0 )
L
R
L
R
L
A u d i o
O u t p u t A
A u d i o
O u t p u t B
Rev. 1.005October 16, 2003
Package Information
16-pin NSOP (150mil) Outline Dimensions
HT82V738
1 6
A
1
C
D
E
Symbol
A228
B149
C14
C¢
D53
E
F4
G22
H4
9
B
8
C '
F
G
H
a
Dimensions in mil
Min.Nom.Max.
¾
¾
¾
386
¾
¾
¾
50
¾
¾
¾
a0°¾10°
244
157
20
394
69
¾
10
28
12
Rev. 1.006October 16, 2003
Product Tape and Reel Specifications
Reel Dimensions
HT82V738
T 2
A
B
T 1
D
SOP 16N (150mil)
SymbolDescriptionDimensions in mm
AReel Outer Diameter
BReel Inner Diameter
CSpindle Hole Diameter
DKey Slit Width
T1Space Between Flange
T2Reel Thickness
330±1.0
62±1.5
13.0+0.5
2.0±0.5
16.8+0.3
22.2±0.2
C
-0.2
-0.2
Rev. 1.007October 16, 2003
Carrier Tape Dimensions
HT82V738
D
E
F
PD 1
P 1P 0
W
A 0
B 0
C
SOP 16N (150mil)
SymbolDescriptionDimensions in mm
WCarrier Tape Width
PCavity Pitch
EPerforation Position
FCavity to Perforation (Width Direction)
16.0±0.3
8.0±0.1
1.75±0.1
7.5±0.1
DPerforation Diameter1.55+0.1
D1Cavity Hole Diameter1.5+0.25
P0Perforation Pitch
P1Cavity to Perforation (Length Direction)
A0Cavity Length
B0Cavity Width
K0Cavity Depth
tCarrier Tape Thickness
4.0±0.1
2.0±0.1
6.5±0.1
10.3±0.1
2.1±0.1
0.3±0.05
CCover Tape Width13.3
t
K 0
Rev. 1.008October 16, 2003
Holtek Semiconductor Inc. (Headquarters)
No.3, Creation Rd. II, Science Park, Hsinchu, Taiwan
Tel: 886-3-563-1999
Fax: 886-3-563-1189
http://www.holtek.com.tw
Holtek Semiconductor Inc. (Taipei Sales Office)
4F-2, No. 3-2, YuanQu St., Nankang Software Park, Taipei 115, Taiwan
Tel: 886-2-2655-7070
Fax: 886-2-2655-7373
Fax: 886-2-2655-7383 (International sales hotline)
HT82V738
Holtek Semiconductor Inc. (Shanghai Sales Office)
7th Floor, Building 2, No.889, Yi Shan Rd., Shanghai, China 200233
Tel: 021-6485-5560
Fax: 021-6485-0313
http://www.holtek.com.cn
Holtek Semiconductor Inc. (Shenzhen Sales Office)
5/F, Unit A, Productivity Building, Cross of Science M 3rd Road and Gaoxin M 2nd Road, Science Park, Nanshan District,
Shenzhen, China 518057
Tel: 0755-8616-9908, 8616-9308
Fax: 0755-8616-9533
Holtek Semiconductor Inc. (Beijing Sales Office)
Suite 1721, Jinyu Tower, A129 West Xuan Wu Men Street, Xicheng District, Beijing, China 100031
Tel: 010-6641-0030, 6641-7751, 6641-7752
Fax: 010-6641-0125
Holtek Semiconductor Inc. (Chengdu Sales Office)
709, Building 3, Champagne Plaza, No.97 Dongda Street, Chengdu, Sichuan, China 610016
Tel: 028-6653-6590
Fax: 028-6653-6591
Holmate Semiconductor, Inc. (North America Sales Office)
The information appearing in this Data Sheet is believed to be accurate at the time of publication. However, Holtek as
sumes no responsibility arising from the use of the specifications described. The applications mentioned herein are used
solely for the purpose of illustration and Holtek makes no warranty or representation that such applications will be suitable
without further modification, nor recommends the use of its products for application that may present a risk to human life
due to malfunction or otherwise. Holtek¢s products are not authorized for use as critical components in life support devices
or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information,
please visit our web site at http://www.holtek.com.tw.
-
Rev. 1.009October 16, 2003
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