LM8330TMENOPB datasheet(3/55 Pages) TI1

Part #	LM8330TMENOPB

Description	Compatible Keypad Controller

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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LM8330

www.ti.com

SNVS839A – JUNE 2012 – REVISED MARCH 2013

SIGNAL DESCRIPTIONS

Primary and Alternate Functions of All Device Pins

Ball

Function 0(1)

Function 1(1)

Function 2(1)

Function 3(1)

Pin Count

Ball Name

A3

Reset Active Low Input

1

RESETN

D3

Supply Voltage

1

VCC

A4

ACCESS.bus Clock

1

SCL

A5

ACCESS.bus Data

1

SDA

E1

Keypad-I/O X0

GPIO0

1

KPX0

D2

Keypad-I/O X1

GPIO1

1

KPX1

B4

Keypad-I/O X2

GPIO2

1

KPX2

B5

Keypad-I/O X3

GPIO3

1

KPX3

A1

Keypad-I/O X4

GPIO4

1

KPX4

A2

Keypad-I/O X5

GPIO5

1

KPX5

C1

Keypad-I/O X6

GPIO6

1

KPX6

D1

Keypad-I/O X7

GPIO7

1

KPX7

E4

Keypad-I/O Y0

GPIO8

1

KPY0

E3

Keypad-I/O Y1

GPIO9

1

KPY1

E2

Keypad-I/O Y2

GPIO10

1

KPY2

D4

Keypad-I/O Y3

GPIO11

1

KPY3

B2

Keypad-I/O Y4

GPIO12

1

KPY4

B1

Keypad-I/O Y5

GPIO13

1

KPY5

C2

Keypad-I/O Y6

GPIO14

1

KPY6

B3

Keypad-I/O Y7

GPIO15

1

KPY7

C4

Keypad-I/O Y8

GPIO16

PWM2(2)

1

KPY8

D5

Keypad-I/O Y9

GPIO17

PWM1

1

KPY9

E5

Keypad-I/O Y10

GPIO18

PWM0

1

KPY10

C5

Keypad-I/O Y11

GPIO19

PWM2(2)

Interrupt

1

IRQN

C3

Ground

1

GND

Total

25

(1)

This table describes the alternate pin function and not the actual BALLCFG assignments. Refer to Table 49 for actual BALLCFG

Assignments.

(2)

PWM2 functionality is mutually exclusive - one pin at a time only (KPY8 or KPY11) depending on interrupt enable Bit 4 of IOCFG.

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