SSM6322 Datasheet | Analog Devices

Data Sheet High Fidelity, Low Power, Integrated Stereo Audio Amplifier Features Flexible architecture to interface with all digital-to-analog converters (DACs) Accepts differential current or voltage input (provides single-ended voltage output) High output current drive capability Greater than 100 m A rms output current Accurately reproduces large music transients into heavy loads (16 Ω to 32 Ω) Excellent audio fidelity - 121 d B total harmonic distortion plus noise (THD + N) at 1 k Hz, 2 V rms output with ±5 V supply and 32 Ω load Low output integrated noise (10 Hz to 22 k Hz) of 1.8 μV rms with A-weighted filter Supply range: ±3.3 V to ±6 V (typical) Low power operation Enabled: 60 m W, VCC = +5 V, VEE = - 5 V Disabled/voice select: <30 μA Low power disable mode with high output impedance High-Z in power-down mode eliminating voice mode switch from the high fidelity path Greater than 87 d B power supply rejection ratio (PSRR) at 20 k Hz Adjustable input mon-mode voltage with resistor programmable reference voltage 1.45 V (typical) with no external ponents Capable of two single-pole, low-pass filters in series 2.2 n F maximum input capacitor Second filter between the GAINx and FILTx pins Pop and click noise suppression Signal chain integration supports small printed circuit board (PCB) area pact 4 mm × 4 mm LFCSP package APPLICATIONS High fidelity headphone drivers Mobile phones Bluetooth speakers and headphones Gaming notebooks and tablets A/V receivers Professional audio equipment Audio test equipment Automobile infotainment systems FUNCTIONAL BLOCK DIAGRAM 20 19 VEE1 VCC1 GAIN1 FILT1 GND4 VP1 VN1 INPUT VOUT1 OUTPUT 3 GND1 REF1 REF2 4...