STV5345 datasheet(6/25 Pages) STMICROELECTRONICS

6 / 25 page

ELECTRICAL CHARACTERISTICS (continued)

VDD = 5V, VSS = 0V, TA = - 20 to + 70

Symbol

Parameter

Min

Typ

Max

Unit

OUTPUTS (continued)

R, G, B, COR, BLAN, Y (Pins 13-18)

VOL

Low Level Output Voltage :

l IOL = 2mA

l IOL = 5mA

0.4

VPU

Pull-up Voltage (with R = 1k

Ω to VDD)

VDD

Output Fall Time from 4.5 to 1.5V (with R = 1k

Ω to VDD)

tSK

Skew Delay on Falling Edges

(at 3V with R = 1k

Ω connected to VDD)

Load Capacitance

ILO

Output Leakage Current (VPU = 0 to VDD output off)

µA

TIMING

SERIAL BUS (referred to VIH =3V, VIL = 1.5V) (see Fig. 6)

tLOW

Low Period Clock

µs

tHIGH

High Period Clock

µs

tSU , DAT

Data Set-up Time

250

tHD , DAT

Data Hold Time

170

tSU ,sTO

Stop Set-up Time from Clock High

µs

tBUF

Start Set-up Time Following a Stop

µs

tHD , STA

Start Hold Time

µs

tSU , STA

Start Set-up Time Following Clock Low to High Transition

µs

MEMORY INTERFACE referred to VIL = 1.5V (see Fig. 7)

tCY

Cycle Time

500

tOE

Adress Change to OE Low

-ns

tADDR

Address Active Time

450

500

tOEW

OE Pulse Duration

320

tACC

Access Time from OE to Data Valid

200

tDH

Data Hold Time from OE High or Address Change

tWE

Address Change to WE Low

tWEW

WE Pulse Duration

200

tDS

Data Set-up Time to WE High

100

tDHWE

Data Hold Time from WE High

tWR

Write Recovery Time

STV5345 - STV5345/H - STV5345/T

6/25

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