[AK4160]

MS1313-E-01

2011/11

- 6 -

ANALOG CHARACTERISTICS

(Ta = -40

°C ~ 85°C, VDD = 1.8V; unless otherwise specified)

Parameter

Symbol

min

typ

max

Unit

A/D Converter

Resolution

RESO

-

10

-

Bits

Touch Sensor

Charge Current Variation Against Nominal Value (Note 8)

ICHG

-5

-

5

%

Power Supply Current

Measurement Current (All function in active)

IMEAS

-

0.8

1

mA

Idle Current

IIDLE

-

3

11

uA

Average Supply Current

TSR= 4ms, NCH=16, TCHG=2us, NF1S=4

TSR= 8ms, NCH=16, TCHG=2us, NF1S=4

TSR= 16ms, NCH=16, TCHG=2us, NF1S=4

TSR= 32ms, NCH=16, TCHG=2us, NF1S=4

TSR= 64ms, NCH=16, TCHG=2us, NF1S=4

TSR=128ms, NCH=16, TCHG=2us, NF1S=4

TSR=256ms, NCH=16, TCHG=2us, NF1S=4

TSR=512ms, NCH=16, TCHG=2us, NF1S=4

IDD

-

-

-

-

-

-

-

-

54

29

16

9

6

5

4

3.4

-

-

-

-

-

-

-

-

uA

uA

uA

uA

uA

uA

uA

uA

Shutdown Current NCH=0 (Shutdown Mode)

ISHUT

-

1

9

uA

Note 8. Sense terminal voltage condition: The AD conversion value should be less or equal to VDD-0.2[V].

The charge current is dependent on the operating voltage, and is configured with registers in “0.556 x VDD [uA]”

to “35.028 x VDD [uA]” range.

DC CHARACTERISTICS (Logic I/O)

(Ta = -40

°C ~ 85°C, VDD = 1.71V ~ 3.6V; unless otherwise specified)

Parameter

Symbol

min

typ

max

Unit

Input Leakage Current (Note 9) (Note 10)

IILH

-1.0

-

1.0

uA

Input High Voltage

VIH

0.7xVDD

-

-

V

Input Low Voltage

VIL

-

-

0.3xVDD

V

Output High Voltage (Note 11) (Note 14) Io=-10mA

VOHF1

VDD-0.5

-

-

V

Output High Voltage (Note 11) (Note 15) Io=-3.3mA

VOH1

VDD-0.5

-

-

V

Output Low Voltage (Note 11) (Note 14) Io=1mA

VOLF1

-

-

0.5

V

Output Low Voltage (Note 11) (Note 15) Io=0.33mA

VOL1

-

-

0.5

V

Output High Voltage (Note 12) (Note 14) Io=-6mA

VOHF2

VDD-0.5

-

-

V

Output High Voltage (Note 12) (Note 15) Io=-2mA

VOH2

VDD-0.5

-

-

V

Output Low Voltage (Note 12) (Note 14) Io=6mA

VOLF2

-

-

0.5

V

Output Low Voltage (Note 12) (Note 15) Io=2mA

VOL2

-

-

0.5

V

Output Low Voltage (Note 13) Io=3mA

VOL3

-

-

0.5

V

Pull-up Current (Note 11) (Note 12) (Pull-up Setting)

IPU

5

-

200

uA

Pull-down Current (Note 11) (Note 12) (Pull-down Setting)

IPD

-200

-

-5

uA

Note 9. GPIO0~GPIO7, AD0, AD1, GPIOA~GPIOC, SCL, SDA

Note 10. Except for the RSTN pin. The RSTN pin has an internal pull-up device, normally 100kΩ.

Note 11. GPIO0~GPIO7

Note 12. IRQ0N~IRQ2N

Note 13. SDA

Note 14. Full Drive Operation

Note 15. 1/3 Drive Operation