STA8090GA datasheet(10/32 Pages) STMICROELECTRONICS

10 / 32 page

Pin description

STA8090GA

10/32

DS10820 Rev 5

2.5

Test/emulated dedicated pins

2.6

Communication interface pins

WAKEUP

1.0 V

WAKEUP from STANDBY mode

PMU_CFG

1.0 V

Power management unit config pin

High -> VOL1 = 1.2 V, VOM = 1.8 V

Low -> VOL1 = 1.8 V, VOM = 1.2 V

Table 2. Main function pins (continued)

Symbol

I/O

voltage

I/O

Description

STA8090GA

Table 3. Test/emulated dedicated pins

Symbol

I/O

voltage

I/O

Description

STA8090GA

TCK

VDDIO_R2

JTAG Test Clock

TDI

VDDIO_R2

JTAG Test Data In

TDO

VDDIO_R2

JTAG Test Data Out

TMS

VDDIO_R2

JTAG Test Mode Select

TRSTn

1.0 V

JTAG Test Circuit Reset

TP_IF_N

1.2 V

Diff.Test Point for IF – Neg.

TP_IF_P

1.2 V

Diff.Test Point for IF – Pos.

Table 4. Communication interface pins

Symbol

I/O

voltage

I/O

Alternative

function

Function

Description

SQI_CLK

VDDIO_R1

AF2 (default)

SQI_CLK

SQI Flash clock

—

AF0, AF1,

AF3

Reserved

SQI_CEN

VDDIO_R1

AF2 (default)

SQI_CEN

SQI Flash chip enable

—

AF0, AF1,

AF3

Reserved

SQI_SIO0/SI

VDDIO_R1

I/O

AF2 (default)

SQI_SIO0/SI

SQI Flash data IO 0 / ser. I

—

AF0, AF1,

AF3

Reserved

SQI_SIO1/SO VDDIO_R1

I/O

AF2 (default)

SQI_SIO1/SO

SQI Flash data IO 1 / ser. O/ BOOT2

—

AF0, AF1,

AF3

Reserved

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