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TS488 TS489
Pop-free 120 mW stereo headphone amplifier
TS488IST - MiniSO-8
OUT (1) VIN (1) BYPASS
GND
1 2 3 4
8 VCC 7 OUT (2) 6 VIN (2) 5 SHUTDOWN
TS488IQT - DFN8
Vcc 1 OUT (1) 2
VIN (1) 3 Bypass 4
8 OUT (2) 7 VIN (2) 6 Shutdown 5 GND
Features
• Pop and click noise protection circuitry
• Operating range from VCC = 2.2 V to 5.5 V • Standby mode active low (TS488) or high
(TS489)
• Output power: – 120 mW at 5 V, into 16 Ω with 0.1% THD+N max (1 kHz) – 55 mW at 3.3 V, into 16 Ω with 0.1% THD+N max (1 kHz)
• Low current consumption: 2.7 mA max at 5 V
• Ultra-low standby current consumption: 10 nA typical
• High signal-to-noise ratio
• High crosstalk immunity: 102 dB (F = 1 kHz)
• PSRR: 70 dB typ.