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CS4398
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
ABSOLUTE MAXIMUM RATINGS
(AGND = 0 V; all voltages with respect to ground.)
Parameters | Symbol | Min | Max | Units |
---|---|---|---|---|
DC Power Supply Analog power Voltage reference Digital power Serial audio interface power Control port interface power | VA VREF VD VLS VLC | -0.3 -0.3 -0.3 -0.3 -0.3 | 6.0 6.0 6.0 6.0 6.0 | V V V V V |
Input Current any pin except supplies | Iin | - | ±10 | mA |
Digital Input Voltage Serial audio interface Control port interface | VIN-LS VIN-LC | -0.3 -0.3 | VLS+ 0.4 VLC+ 0.4 | V V |
Ambient Operating Temperature (power applied) | TA | -55 | 125 | °C |
Storage Temperature | Tstg | -65 | 150 | °C |
WARNING: Operation at or beyond these limits may result in permanent damage to the device. Normal operation is not guaranteed at these extremes.
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