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VV6444

DUAL-MODE DIGITAL CAMERA CHIPSET

STMicroelectronics 

STV0680B+ VV6410/6411/6500

STV0680B pinout information and package dimensions

Pin no. Signal

Type

Description

Drive

USB Interface

42

USBDETECT Input (S)

43

DATA+

Input/Output

44

DATA-

RS232 Interface

Input/Output

Detect Power source from USB.

(For camera with RS232 only, this pin should be tied

to GND)

USB bus

(For camera with RS232 only, this pin should be

connected to test points to allow for USB production

test (lens focussing))

USB bus.

(For camera with RS232 only, this pin should be

connected to test points to allow for USB production

test (lens focussing))

USB

specific

ation

V1.1

complia

nt I/O

58

TXD

Output

59

RXD

Input (S)

STV0680B Master Clocks and Reset

Serial data transmit

(For camera with USB only, this pin should be tied to

RXD)

Serial data receive

(For camera with USB only, this pin should be tied to

TXD)

4mA

(SL)

48

XIN

Input

49

XOUT

Output

51

RESET

Input (S)

System Memory (SDRAM) Interface

Quartz Crystal IN

Quartz Crystal OUT

Active (LOW) STV0680B reset

20

DQMU

22

DCLK

24

CKE

28

AD11

31

AD9

33

AD8

35

AD7

37

AD6

39

AD5

Output

Data input/output mask for dram_DQ[15:8]

2mA

(SL)

Output

Clock: all SDRAM input signals are sampled on the

positive edge

4mA

Output

Clock enable: activates (HIGH) and deactivates

(LOW) the SDRAM CLK signal

2mA

(SL)

Output

SDRAM address A11 for 64M SDRAM or BA for 16M 2mA

SDRAM

(SL)

Output

SDRAM address A9

2mA

(SL)

Output

SDRAM address A8

2mA

(SL)

Output

SDRAM address A7

2mA

(SL)

Output

SDRAM address A6

2mA

(SL)

Output

SDRAM address A5

2mA

(SL)

Table 19 : STV0680B Pin listing

Version 3.4

41/63

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