ak4648 AKM Semiconductor, Inc., ak4648 Datasheet - Page 8

• Manufacturer Part Number: ak4648
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

Note 1. All input pins except analog input pins (MIN/LIN3, LIN1, RIN1, LIN2, RIN2, RIN3, RIN4, and LIN4 pins)
Note 2. All analog input pins (MIN/LIN3, LIN1, RIN1, LIN2, RIN2, RIN3, LIN4, and RIN4 pins) should supply signal
Note 3. Analog output pins (HPL, HPR, LOUT, and ROUT pins) except speaker output (SPLP, SPLN, SPRP and SPRN
■
The unused I/O pins should be processed appropriately as below.
MS0625-E-01
Handling of Unused Pin
Classification
Analog
Digital
No.
G3
G4
G5
G6
F6
F7
should not be left floating.
via AC-coupling capacitor.
pins ) and headphone output in Pseduo cap-less mode (HPL and HPR pins) should deliver signal via AC-couplling
capacitor.
Pin Name
SCL
CAD0
MCKO
BICK
LRCK
SDTI
Pin Name
MPWR, VCOC/RIN3, HPR, HPL, MUTET,
RIN4/IN4−, LIN4/IN4+, ROUT/LON, LOUT/LOP,
MIN/LIN3, RIN2/IN2−, LIN2/IN2+, LIN1/IN1−,
RIN1/IN1+, SPRP, SPRN, HVCM, SPLP, SPLN,
TEST
MCKI, SDTI
MCKO, SDTO
I/O
I/O
I/O
O
I
I
I
Control Data Clock Pin
Chip Address Select Pin
Master Clock Output Pin
Audio Serial Data Clock Pin
Input / Output Channel Clock Pin
Audio Serial Data Input Pin
PIN/FUNCTION (cont.)
- 8 -
Function
Setting
These pins should be open.
These pins should be connected to
VSS3.
These pins should be open.
[AK4648]
2007/06