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PA3202G-N24-T Datasheet(PDF) 2 Page - Unisonic Technologies |
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PA3202G-N24-T Datasheet(HTML) 2 Page - Unisonic Technologies |
2 / 11 page PA3202 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 2 of 11 www.unisonic.com.tw QW-R502-106.C PIN CONFIGURATION 1 GND/HS 2 TJ 3 LOUT+ 4 LLINEIN 5 LHPIN 6 LBYPASS 7 LVDD 8 SHUTDOWN 9 MUTE OUT 10 LOUT- 11 MUTE IN 12 GND/HS GND/HS 13 SE/BTL 14 ROUT- 15 HP/LINE 16 NC 17 RVDD 18 RBYPASS 19 RHPIN 20 RLINEIN 21 ROUT+ 22 NC 23 GND/HS 24 PIN DESCRIPTION PIN NO PIN NAME I/O DESCRIPTION 1, 12, 13, 24 GND/HS Power ground; directly connected to thermal pad. 6 LBYPASS Tap to left channel internal mid-supply voltage divider bias 17, 23 NC No connection 19 RBYPASS Tap to right channel internal mid-supply voltage divider bias 4 LLINE IN I Left channel line input; selected when HP/LINE is held low 5 LHP IN I Left channel headphone input; selected when HP/LINE is held high 7 LVDD I Left channel power supply and for primary bias circuits 8 SHUTDOWN I Places entire IC in shutdown mode when held high, IDD = 5μA 9 MUTE OUT I Follows MUTE IN, provides buffered output 11 MUTE IN I Mute all amplifiers input; high active to mute amplify, low active to normal operation 14 SE/BTL I SE & BTL mode selection; active high for SE mode, active low for BTL mode 16 HP/LINE I MUX control input, active high to select headphone input, active low to select line input 18 RVDD I Right channel power supply 20 RHPIN I Right channel headphone input, selected when HP/LINE is held high 21 RLINEIN I Right channel line input, selected when HP/LINE is held low 2 TJ O Sources current proportional to the junction temperature. Left floating for normal operation. 3 LOUT+ O Left channel + output in BTL & SE mode 10 LOUT- O Left channel – output in BTL mode & high-impedance in SE mode 22 ROUT+ O Right channel + output in BTL & SE mode 15 ROUT- O Right channel – output in BTL mode & high impedance in SE mode |
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