ak4673 AKM Semiconductor, Inc., ak4673 Datasheet - Page 6

• Manufacturer Part Number: ak4673
• Description: Stereo Codec With Mic/hp-amp And Touch Screen Controller
• Manufacturer: AKM Semiconductor, Inc.

Note 1. All input pins except analog input pins (MIN/LIN3, LIN1, RIN1, LIN2, RIN2, RIN3, RIN4, LIN4, XP, YP, XN
MS0670-E-01
A9
A8
B7
A7
A6
B6
A5
B5
B4
A3
B2
A4
B3
D1
G1
C3
E1
F1
F8
F9
E8
E9
J5
NC
RIN4
IN4−
LIN4
IN4+
ROUT
LON
LOUT
LOP
MIN
LIN3
NC
RIN2
IN2−
LIN2
IN2+
LIN1
IN1−
RIN1
IN1+
TSVDD
NC
XP
YP
XN
YN
VSS3
PENIRQN
CADT
SDAT
SCLT
NC
and YN) should not be left floating.
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
-
I
I
I
I
I
I
-
I
I
I
I
I
I
I
I
-
-
-
I
I
-
No Connection pin
Rch Analog Input 4 Pin (L4DIF bit = “0”: Single-ended Input)
Negative Line Input 4 Pin (L4DIF bit = “1”: Full-differential Input)
Lch Analog Input 4 Pin (L4DIF bit = “0”: Single-ended Input)
Positive Line Input 4 Pin (L4DIF bit = “1”: Full-differential Input)
Rch Stereo Line Output Pin (LODIF bit = “0”: Single-ended Stereo Output)
Negative Line Output Pin (LODIF bit = “1”: Full-differential Mono Output)
Lch Stereo Line Output Pin (LODIF bit = “0”: Single-ended Stereo Output)
Positive Line Output Pin (LODIF bit = “1”: Full-differential Mono Output)
Mono Signal Input Pin (AIN3 bit = “0”: PLL is available.)
Lch Analog Input 3 Pin (AIN3 bit = “1”: PLL is not available.)
No Connection pin
Rch Analog Input 2 Pin (MDIF2 bit = “0”: Single-ended Input)
Microphone Negative Input 2 Pin (MDIF2 bit = “1”: Full-differential Input)
Lch Analog Input 2 Pin (MDIF2 bit = “0”: Single-ended Input)
Microphone Positive Input 2 Pin (MDIF2 bit = “1”: Full-differential Input)
Lch Analog Input 1 Pin (MDIF1 bit = “0”: Single-ended Input)
Microphone Negative Input 1 Pin (MDIF1 bit = “1”: Full-differential Input)
Rch Analog Input 1 Pin (MDIF1 bit = “0”: Single-ended Input)
Microphone Positive Input 1 Pin (MDIF1 bit = “1”: Full-differential Input)
TSC Power Supply Pin, 2.5 ~ 3.6V. This pin should be connected to TVDD1 pin.
No Connection pin
Touch Screen X+ plate Voltage supply
Touch Screen Y+ plate Voltage supply
Touch Screen X- plate Voltage supply
Touch Screen Y- plate Voltage supply
Ground 3 Pin
Pen Interrupt Output
TSC block I
TSC block I
TSC block I
No Connection pin
No internal bonding. This pin should be connected to ground (VSS1, VSS2 or VSS3 pin).
No internal bonding. This pin should be connected to ground (VSS1, VSS2 or VSS3 pin).
No internal bonding. This pin should be connected to ground (VSS1, VSS2 or VSS3 pin).
This pin is “L” during the pen down on pen interrupt enabled state otherwise this pin is
“H”. This pin is “L” during the pen interrupt disabled regardless pen touch.
No internal bonding. This pin should be connected to ground (VSS1, VSS2 or VSS3 pin).
X axis Measurement: Supplies the voltage to X+ position input of the touch panel.
Y axis Measurement: This pin is used as the input for the A/D converter
Pen Pressure Measurement: This pin is the input for the A/D converter at Z1 measurement.
Pen Waiting State: Pulled up by an internal resistor (typ.10K ohm).
X axis Measurement: This pin is used as the input for the A/D converter
Y axis Measurement: Supplies the voltage to Y+ position input of the touch panel
Pen Pressure Measurement: Supplies the voltage to Y+ position input of the touch panel.
Pen Waiting State: OPEN state
X axis Measurement: Supplies the voltage to X- position input of the touch panel
Y axis Measurement: OPEN state
Pen Pressure Measurement: Supplies the voltage to X- position input of the touch panel
Pen Waiting State: OPEN state
X axis Measurement: OPEN state
Y axis Measurement: Supplies the voltage to Y- position input of the touch panel
Pen Pressure Measurement: This pin is the input for the A/D converter at Z2 measurement.
Pen Waiting State: connected to VSS3.
2
2
2
C bus Slave Address(CADT) bit Select Pin
C serial data.
C serial clock.
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[AK4673]
2007/10