STV9432 Ver la hoja de datos (PDF) - STMicroelectronics

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STV9432

100MHz OSD FOR MONITOR

STMicroelectronics 

STV9432

5 - TIMINGS

Symbol

Parameter

OSCILLATOR

fOSC

Clock Frequency

fPXL

Pixel Frequency

R, G, B, FBLK (CLOAD = 30pF)

tR

Rise Time (see Note 1)

tF

Fall Time (see Note 1)

tSKEW

Skew between R, G, B, FBLK

I2C INTERFACE: SDA AND SCL (see Figure 1)

fSCL

tBUF

tHDS

tSUP

tLOW

tHIGH

tHDAT

tSUDAT

tF

SCL Clock Frequency

Time the bus must be free between 2 access

Hold Time for Start Condition

Set up Time for Stop Condition

The Low Period of Clock

The High Period of Clock

Hold Time Data

Set up Time Data

Fall Time of SDA

tR

Rise Time of both SCL and SDA

Min. Typ.

Max.

Unit

8

100

MHz

MHz

5

ns

5

ns

5

ns

0

400

kHz

500

ns

500

ns

500

ns

400

ns

400

ns

0

ns

500

ns

20

ns

Depend on the pull-up resistor and the load

capacitance

Note : These parameters are not tested on each unit. They are measured during our internal qualification procedure which

includes characterization on batches comming from corners of our processes and also temperature characteriza-

tion

Figure 1.

STOP START

tBUF

SDA

tHDS

DATA

tHDAT

tSUDAT

STOP

tSUP

SCL

tHIGH

tLOW

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