STA8088EXG datasheet(10/24 Pages) STMICROELECTRONICS

10 / 24 page

Pin description

STA8088EXG

10/24

Doc ID 022725 Rev. 2

2.4

Main function pins

2.5

Test / emulated dedicated pins

Table 4.

Main function pins

Symbol

I/O voltage

I/O

Functions

TFBGA169

RSTn

1.2 V

Reset Input with Schmitt-Trigger characteristics

and noise filter.

STDBYn

1.2 V

When low, the chip is forced in Standby mode.

All pins in high impedance except the ones

WAKEUP

1.2 V

WAKEUP from STANDBY mode

STDBY_Out

1.2 V

When low, indicates the chip is in Standby mode.

PPS_Out

VDD_IOR1

Pulsed per second output

J10

RTC_XTI

1.5 V (max)

Input of the 32 KHz oscillator amplifier circuit and

input of the internal real time clock circuit.

RTC_XTO

1.5 V (max)

Output of the oscillator amplifier circuit.

CAN0TX(1)

VDD_IOR5

CAN 0 - transmit data output

CAN0RX(1)

VDD_IOR5

CAN 0 - receive data input

USB_DM/UART1_RX

VDD_IOR5

USB/I

USB D- signal / UART 1 Rx data

USB_DP/UART1_TX

VDD_IOR5

USB/O USB D+ signal / UART 1 Tx data

ADC_IN[1:8]

1.4 V – 0 V

typ range

ADC analog input [1:8]

L7, L9, M7,

L8, N8, M8,

N7, K9

MMC_CLK

VDD_IOR2

MMC_CLK: multimedia clock line

Only for Automotive Grade devices.

Table 5.

Test/emulated dedicated pins

Symbol

I/O Voltage

I/O

Functions

TFBGA169

TCK

VDD_IOR5

JTAG test clock

TDI

VDD_IOR5

JTAG test data in

TDO

VDD_IOR5

JTAG test data out

TMS

VDD_IOR5

JTAG test mode select

TRSTn

VDD_IOR5

JTAG test circuit reset

TP_IF_P

VRF12_IF

Diff. test point for IF – positive

TP_IF_N

VRF12_IF

Diff. test point for IF – negative

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