STV0674 datasheet(26/35 Pages) STMICROELECTRONICS

26 / 35 page

Pinout and Pin Description

STV0674

26/35

5.2

Pin description

Table 9: 100TQFP pin description

Pin name

Type

Description

CLOCKS AND RESETS

40, 41

XTLI, XTLO

OSC

Crystal oscillator pad pair, see

Figure 16

RESET

I S

Reset input (Schmitt input level, active low)

POWER SUPPLIES

31, 94, 68

VDDC_1, VDDC_2, VDDC_3

PWR

Core power supply - 1V8

8, 82, 61, 42

VDDI_1, VDDI_2,VDDI_3, VDDI4

PWR

I/O power supply - 3v3

7, 93, 81, 67,

58, 43, 32

VSS_1, VSS_2, VSS_3,

VSS_4, VSS_5, VSS_6, VSS_7

GND

Common ground.

PLL POWER AND FILTER PINS

VDDP

PWR

Master and audio PLL supplies - 1V8

VSSP

GND

Master and audio PLL supplies - 0V

ANA

Audio PLL filter, see

Figure 17

AUDIO FRONT-END (ADC) POWER

VDDA

PWR

Audio front end supply - 3v3

VSSA

GND

Audio front-end supply - 0v

SENSOR INTERFACE

SCLK

Camera clock (2mA CMOS)

10, 11, 12,

13, 14

SDATA[4:0]

5-bit sensor video data

SSDA

I/O

Sensor I2C data (Schmitt input level)

SSCL

Sensor I2C clock

USB INTERFACES

I/O

USB differential D+

I/O

USB differential D-

TEST PINS

39, 36, 34

TM[2:0]

Test mode pins - Must be pulled high

USER BUTTON INPUTS/WAKEUP

WAKEUP

Could be used as “wake-up” button on

SDRAM camera while untethered.

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