TS4621
High performance class G stereo headphone amplifier with I2C volume control
Features
■ Power supply range: 2.3 V...
TS4621
High performance class G stereo headphone amplifier with I2C volume control
Features
■ Power supply range: 2.3 V to 4.8 V
TS4621BEIJT - flip-chip
■ 0.6 mA/channel quiescent current
■ 2.1 mA current consumption with
)100 µW/channel (10 dB crest factor) t(s■ 0.006% typical THD+N at 1 kHz uc■ 100 dB typical PSRR at 217 Hz d■ 100 dB of SNR A-weighted at G = 0 dB ro■ Zero pop and click P■ I²C interface for volume control lete■ Digital volume control range from -60 dB to
+4 dB
so■ Independent right and left channel shutdown bcontrol - O■ Integrated high efficiency step-down converter )■ Low software standby current: 5 µA max t(s■ Output-coupling
capacitors removed uc■ Thermal shutdown d■ Flip-chip package: 1.65 mm x 1.65 mm, ro400 µm pitch, 16 bumps te PApplications ole■ Cellular phones, smart phones s■ Mobile Internet devices Ob■ PMP/MP3 players
Pinout (top view)
INR-
VOUTR
SCL
SDA D
INR+
CMS
PVSS
C2 C
INL+
HPVDD
C1
AGND B
INL...
