CS4398 (IC3504)
Terminal Function
Block Diagram
6
DS568F1
CS4398
1. PINOUT DRAWING
Figure 1. Pinout Drawing
DSD_B
DSD_A
DSD_SCLK
VLS
SDIN
VQ
SCLK
AMUTEC
LRCK
AOUTA-
MCLK
AOUTA+
VD
VA
DGND
AGND
M3 (AD1/CDIN)
AOUTB+
M2 (SCL/CCLK)
AOUTB-
M1 (SDA/CDOUT)
BMUTEC
M0 (AD0/CS)
VREF
RST
REF_GND
VLC
FILT+
1
2
3
4
5
6
7
8
21
22
23
24
25
26
27
28
9
10
11
12
17
18
19
20
13
14
15
16
DS568F1
7
CS4398
Pin Name
Pin #
Pin Description
DSD_A
DSD_B
28
1
Direct Stream Digital Input
(
Input
) - Input for Direct Stream Digital serial audio data.
DSD_SCLK
2
DSD Serial
Clock
(
Input
) - Serial clock for the Direct Stream Digital audio interface.
SDIN
3
Serial Audio Data Input
(
Input
) - Input for two’s complement serial audio data.
SCLK
4
Serial
Clock
(
Input
) - Serial clock for the serial audio interface.
LRCK
5
Left Right Clock
(
Input
) - Determines which channel, Left or Right, is currently active on
the serial audio data line.
MCLK
6
Master Clock
(
Input
) - Clock source for the delta-sigma modulator and digital filters.
VD
7
Digital Power
(
Input
)
-
Positive power for the digital section.
DGND
8
Digital Ground
(
Input
) - Ground reference for the digital section.
RST
13
Reset
(
Input
) - The device enters system reset when enabled.
VLC
14
Control Port Power
(
Input
)
-
Positive power for Control Port I/O.
FILT+
15
Positive Voltage Reference
(
Output
)
-
Positive reference voltage for the internal sam-
pling circuits.
REF_GND
16
Reference Ground
(
Input
) - Ground reference for the internal sampling circuits.
VREF
17
Voltage Reference
(
Input
) - Positive voltage reference for the internal sampling circuits.
BMUTEC
AMUTEC
18
25
Mute Control
(
Output
) - The Mute Control pin is active during power-up initialization, mut-
ing, power-down or if the master clock to left/right clock frequency ratio is incorrect. During
reset, these outputs are set to a high impedance.
AOUTB+
AOUTB-
20
19
Differential Right Channel Analog Output
(
Output
) - The full-scale differential analog
output level is specified in the Analog Characteristics specification table.
AGND
21
Analog Ground
(
Input
) - Ground reference for the analog section.
VA
22
Analog Power
(
Input
)
-
Positive power for the analog section.
AOUTA+
AOUTA-
23
24
Differential Left Channel Analog Output
(
Output
) - The full-scale differential analog out-
put level is specified in the Analog Characteristics specification table.
VQ
26
Quiescent Voltage
(
Output
) - Filter connection for internal quiescent voltage.
VLS
27
Serial Audio Interface Power
(
Input
)
-
Positive power for serial audio interface I/O.
Stand-Alone Mode Definitions
M3
M2
M1
M0
9
10
11
12
Mode Selection
(
Input
) - Determines the operational mode of the device.
Control Port Mode Definitions
AD1/CDIN
9
Address Bit 1 (I²C) / Control Data Input (SPI)
(
Input
) - AD1 is a chip address pin in I²C
mode; CDIN is the input data line for the Control Port interface in SPI mode.
SCL/CCLK
10
Serial Control Port Clock
(
Input
) - Serial clock for the serial Control Port.
SDA/CDOUT
11
Serial Control Data (I²C) / Control Data Output (SPI)
(
Input/Output
) - SDA is a data I/O
line in I²C mode. CDOUT is the output data line for the Control Port interface in SPI mode.
AD0/CS
12
Address Bit 0 (I²C) / Control Port Chip Select (SPI)
(
Input
) - AD0 is a chip address pin
in I²C mode; CS is the chip select signal for SPI format.
Copyright
©
Cirrus Logic, Inc. 2005
(All Rights Reserved)
http://www.cirrus.com
120 dB, 192 kHz Multi-Bit DAC with Volume Control
Features
Advanced Multi-bit Delta-Sigma Architecture
– 120 dB Dynamic Range
– -107 dB THD+N
– Low Clock Jitter Sensitivity
– Differential Analog Outputs
PCM input
– 102 dB of Stopband Attenuation
– Supports Sample Rates up to 192 kHz
– Accepts up to 24 bit Audio Data
– Supports All Industry Standard Audio
Interface Formats
– Selectable Digital Filter Response
– Volume Control with 1/2 dB Step Size and
Soft Ramp
– Flexible Channel Routing and Mixing
– Selectable De-Emphasis
Supports Stand-Alone or I²C/SPI
™
Configuration
Embedded Level Translators
– 1.8 V to 5 V Serial Audio Input
– 1.8 V to 5 V Control Data Input
Direct Stream Digital (DSD)
– Dedicated DSD Input Pins
– On-Chip 50 kHz Filter to Meet Scarlet Book
SACD Recommendations
– Matched PCM and DSD Analog Output
Levels
– Non-Decimating Volume Control with
1/2 dB Step Size and Soft Ramp
– DSD Mute Detection
– Supports Phase-Modulated Inputs
– Optional Direct DSD Path to On-Chip
Switched Capacitor Filter
Control Output for External Muting
– Independent Left and Right Mute Controls
– Supports Auto Detection of Mute Output
Polarity
Typical Applications
– DVD Players
– SACD Players
– A/V Receivers
– Professional Audio Products
PCM
Serial
Interface
Multibit
∆Σ
Modulator
Interpolation
Filter with
Volume Control
Internal Voltage
Reference
External
Mute
Control
Switched
Capacitor
DAC and
Filter
DSD
Interface
PCM Input
Left and Right
Mute Controls
Right
Differential
Output
Left
Differential
Output
DSD Input
DSD Processor
1.8 V to 5V
1.8 V to 5 V
-Volume control
-50kHz filter
Switched
Capacitor
DAC and
Filter
MU
X
Direct DSD
Lev
el
T
rans
lat
or
Lev
el
T
ra
ns
lat
or
Hardware or I
2
C/SPI
Control Data
MUX
Multibit
∆Σ
Modulator
Interpolation
Filter with
Volume Control
MUX
MUX
3.3 V to 5 V
5 V
Register/Hardware
Configuration
JULY '05
DS568F1
CS4398
2. FL DISPLAY
V.F.D (FUTABA, 16ST103GINK) (U4003)
PIN CONNECTION
PIN NO.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
CONNECTION
F1 NP NP NC NC NC NC NC NC NC NC NC NC NC NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX TSB TSA DA CP CS RESET OSC VDD VH PGND LGND NP NP F2
NOTE
1) F1, F2 ----Filament
2) NP ------No pin
3) NC ------No connection
(NC pin should be electrically open on the PC board)
4) NX ------No extend pin
5) DL ------Datum Line
6) LGND ----Logic GND pin
7) PGND ----Power GND pin
8) VH ------High Voltage Supply pin
9) VDD ------Logic Voltage Supply pin
10) CP ----Shift Register Clock
11) DA ----Serial Data Input
12) TSA, B --Test pin
13) CS ------Chip Select Input pin
14) RESET --Reset Input
15) OSC ----Pin for self-oscillation
16) Solder composition is Sn-3Ag-0.5Cu.
1
43
22
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
