STA680 datasheet(16/48 Pages) STMICROELECTRONICS

16 / 48 page

Block diagram and pin description

STA680

16/48

DS5877 Rev 13

K13

SDR_A9

3.3 V

SDRAM

supply

Address bit 10 to SDRAM

D13

SDR_A10

3.3 V

SDRAM

supply

Address bit 10 to SDRAM

L14

SDR_A11

3.3 V

SDRAM

supply

Address bit 11 to SDRAM

L13

SDR_A12

3.3 V

SDRAM

supply

Address bit 12 to SDRAM

Supplies

F12

MODEOP_GEN

Pull-up

3.3 V

SDRAM

supply

Define the operating voltage

of the "Generic I/O" supply

group. Value is 3.3V.

E12

MODEOP_FSH

Pull-up

3.3 V

SDRAM

supply

Define the operating voltage

of the "Generic I/O" supply

group. Value is 3.3V.

D5, D6,

E11,

F11,

J11,

J12, K3,

K11,

K12, L3

F11, G7, G9,

G12, J7, K11,

L7,L10, L12, U1,

U17

VDD

n/a

1.2 V

Core

supply

Power supply for core logic

F6, F7,

F8, F9,

G6, G7,

G8, G9,

H6, H7,

H8, H9,

J6, J7,

J8, J9

A1,A17, H8, H9,

H10, J8, J9, J10,

K8, K9, K10,

GND

n/a

Core

supply

Ground for core logic

A5, B5,

H1, H2

GND_GEN_IO

n/a

Generic

supply

Generic I/Os ground

A12,

B12,D1,

VDD_GEN_IO

n/a

3.3 V

Generic

supply

Generic I/Os power supply

GND_FSH_IO

n/a

Flash

supply

Ground for Flash Interface

I/Os

VDD_FSH_IO

n/a

3.3 V

Flash

supply

Power supply for Flash

Inteface I/Os

Table 2. Ball-out description (continued)

LFBGA

Ball #

TFBGA

Ball #

Signal name

Type

Pull-up

/down(1)

Electrical

Supply

group

Description

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