AD7147A-1ACBZ-RL datasheet(9/69 Pages) AD

部品番号	AD7147A-1ACBZ-RL

部品情報	CapTouch Programmable Controller

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AD7147A

Rev. B | Page 8 of 68

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS

3

CIN0

SCLK

GND

1

A

B

C

D

2

5

E

4

CIN1

CIN2

CIN3

CIN4

CIN5

CIN6

CIN7

CIN8

CIN9

CIN10 CIN11

CIN12

SDO

SDI

CS

INT

GPIO

TP

VDRIVE

VCC

ACSHIELD

BIAS

TOP VIEW

(BALL SIDE DOWN)

Not to Scale

BALL A1

INDICATOR

NOTES

1. TP DENOTES FACTORY TEST POINT.

Figure 5. AD7147A Pin Configuration

3

CIN0

SCLK

GND

1

A

B

C

D

2

5

E

4

CIN1

CIN2

CIN3

CIN4

CIN5

CIN6

CIN7

CIN8

CIN9

CIN10 CIN11

CIN12

SDA

INT

GPIO

TP

VDRIVE

VCC

ACSHIELD

BIAS

BALL A1

INDICATOR

ADD0

ADD1

TOP VIEW

(BALL SIDE DOWN)

Not to Scale

NOTES

1. TP DENOTES FACTORY TEST POINT.

Figure 6. AD7147A-1 Pin Configuration

Table 7. Pin Function Descriptions

Pin No.

AD7147A

AD7147A-1

Mnemonic

Description

B4

CIN6

Capacitance Sensor Input.

B5

CIN7

Capacitance Sensor Input.

C4

CIN8

Capacitance Sensor Input.

C5

CIN9

Capacitance Sensor Input.

D4

CIN10

Capacitance Sensor Input.

D5

CIN11

Capacitance Sensor Input.

E5

CIN12

Capacitance Sensor Input.

E4

ACSHIELD

CDC Active Shield Output. Connect to external shield or plane.

E3

BIAS

Bias Node for Internal Circuitry. Requires 100 nF capacitor to ground.

E2

GND

Ground Reference Point for All Circuitry.

D2

VCC

Supply Voltage.

C2

VDRIVE

Serial Interface Operating Voltage Supply.

E1

N/A

SDO

SPI Serial Data Output.

N/A

E1

SDA

I2C Serial Data Input/Output. SDA requires pull-up resistor.

D1

N/A

SDI

SPI Serial Data Input.

N/A

D1

ADD0

I2C Address Bit 0.

C1

SCLK

Clock Input for Serial Interface.

B1

N/A

CS

SPI Chip Select Signal.

N/A

B1

ADD1

I2C Address Bit 1.

A1

INT

General-Purpose Open-Drain Interrupt Output. Programmable polarity; requires pull-up resistor.

A2

GPIO

Programmable General-Purpose Input/Output.

D3

CIN0

Capacitance Sensor Input.

A3

CIN1

Capacitance Sensor Input.

B3

CIN2

Capacitance Sensor Input.

A4

CIN3

Capacitance Sensor Input.

C3

CIN4

Capacitance Sensor Input.

A5

CIN5

Capacitance Sensor Input.

B2

Factory Test Point Only. Tie to ground.

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