HFDA801A-VYT

HFDA801A-VYT

HFDA801A-VYY

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4x80W digital input class-D automotive audio amplifier with Hi-Fi audio quality, advanced diagnostics, 2MHz switching frequency and High Resolution Bandwidth

Quantity $ per Unit Savings
1 - 500$14.880%
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$14.88
Parameter NameParameter Value
Supply Voltage Min Volt4.5
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
ROHS Compliance GradeEcopack2
GradeAutomotive
Package NameLQFP
Key features
  • AEC-Q100 qualification on going
  • Integrated 120 dB D/A conversion
  • I2S and TDM digital input (up to 16 CH TDM)
  • Selectable input sample rate frequency (44.1/48/96/192 kHz)
  • Wide supply operating range: 4.5 V - 2518 V (5 V min at turn-on transition)
  • PWM 2 MHz switching PWM:
    • Reduced size and cost of output LC
  • High Resolution Bandwidth support:
    • Up to 40 kHz (I2S 96 kHz) with attenuation [0 dB, -2 dB]
    • Up to 80 kHz (I2S 192 kHz) with attenuation [0 dB, -2 dB]
  • 4 I2C addresses
  • 4 Ω, 2 Ω, 1 Ω driving with output channels parallelization
  • MOSFET power outputs allowing high output power capability:
    • Typ 4 x 30 W /4 Ω @ 14.4 V, 1 kHz THD = 10%
    • Typ 4 x 25 W /4 Ω @ 14.4 V, 1 kHz THD = 1%
    • Typ 4 x 50 W/2 Ω @ 14.4 V 1 kHz THD =10 %
    • Typ 4 x 80 W/4 Ω @ 25V V, 1 kHz THD =10 %
  • I2C full configurability and diagnostic:
    • 4 x Thermal warning and average junction temperature measurement on I2C (8 bits)
    • AC and DC diagnostic (independent of channel)
    • OCP protection scheme configurable (4 x OCP limit selectable)
    • Mute time configuration
    • DIM (digital impedance meter)
    • Feedback after filter configuration
  • Capability to run complete diagnostic in play:
    • Short to GND/VCC
    • DC offset detector
  • Extremely Low noise:
    • 13 µV A-weighted; 20 kHz (high gain) typ
  • Very low THD:
    • 0.02% at 1 W 1 kHz on 4 and 2 Ω loads typ
    • 0.08% 20-20 kHz (full audio band) on 4 and 2 Ω loads (1 W)
  • CD/Diag pin (3 selectable CD thresholds)
  • Synchronization output pin (only with TDM input stream, on I2Sdata2)
  • Channel independent Mute/Play/Gain selection/Diagnostic
  • Real Time current monitor
  • Open Load in play
  • Batt