[AK4183]
ANALOG CHARACTERISTICS
(Ta = -40°C to 85°C, VCC = 2.7V, I
2
C bus SCL=400 KHz, 12 bit mode)
Parameter
min
ADC for Touch Screen
Resolution
No Missing Codes
11
Integral Nonlinearity (INL) Error
Differential Nonlinearity (DNL) Error
Offset Error
Gain Error
Throughput Rate
Touch Panel Driver On-Resistance
XP, YP
XN, YN
XP Pull Up Register (when pen interrupt enable)
Power Supply Current
Normal Mode PD0=”0“
Fast Mode:
SCL=400KHz
Addressed
Standard Mode: SCL=100KHz
Power Down PD0=”0“
Fast Mode:
SCL=400KHz
Not Addressed
Standard Mode: SCL=100KHz
Full Power Down (Control command PD0= ”0“ SDA=SCL= VCC)
typ
12
12
max
Units
Bits
Bits
LSB
LSB
LSB
LSB
ksps
Ω
Ω
kΩ
±2
±1
±6
±4
8.2
5
5
10
91
68
23
6
0
200
150
3
μA
μA
μA
μA
μA
MS0500-E-01
4
2008/12
AKM [ ASAHI KASEI MICROSYSTEMS ]
