STA680 datasheet(15/48 Pages) STMICROELECTRONICS

15 / 48 page

DS5877 Rev 13

15/48

STA680

Block diagram and pin description

G12

R11

SDR_CAS_N

3.3 V

SDRAM

supply

Active-low column address

strobe

F13

U11

SDR_RAS_N

3.3 V

SDRAM

supply

Active-low row address

strobe

M14

SDR_CKE

3.3 V

SDRAM

supply

Clock enable

F14

R10

SDR_CS_N

3.3 V

SDRAM

supply

Active-low chip select

E13

T10

SDR_BA0

3.3 V

SDRAM

supply

Bank select address 0

E14

SDR_BA1

3.3 V

SDRAM

supply

Bank select address 1

D14

SDR_A0

3.3 V

SDRAM

supply

Address bit 0 to SDRAM

C13

SDR_A1

3.3 V

SDRAM

supply

Address bit 1 to SDRAM

C14

SDR_A2

3.3 V

SDRAM

supply

Address bit 2 to SDRAM

B13

SDR_A3

3.3 V

SDRAM

supply

Address bit 3 to SDRAM

H12

SDR_A4

3.3 V

SDRAM

supply

Address bit 4 to SDRAM

H13

SDR_A5

3.3 V

SDRAM

supply

Address bit 5 to SDRAM

J14

SDR_A6

3.3 V

SDRAM

supply

Address bit 6 to SDRAM

J13

SDR_A7

3.3 V

SDRAM

supply

Address bit 7 to SDRAM

K14

SDR_A8

3.3 V

SDRAM

supply

Address bit 8 to SDRAM

Table 2. Ball-out description (continued)

LFBGA

Ball #

TFBGA

Ball #

Signal name

Type

Pull-up

/down(1)

Electrical

Supply

group

Description

STA680 데이터시트(PDF) 15 Page - STMicroelectronics

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