STV7710WP データシートの表示（PDF） - STMicroelectronics

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STV7710WP

Vaccum fluorescent display (VFD) driver

STMicroelectronics 

AC timing requirements

7

AC timing requirements

STV7710

VCC = 4.5 V to 5.5 V, Tamb = -20 °C to +85 °C, input signals max leading edge & trailing

edge (tr, tf) = 5 ns.

Table 11. AC timing requirements

Symbol

Parameter

Min

Typ

Max

Unit

tCLK

Data clock period

25

-

tWHCLK

Duration of CLK pulse at high level

10

-

tWLCLK

Duration of CLK pulse at low level

10

-

tSDAT

Set-up time of data input before low to high clock

transition

5

-

tHDAT

Hold-time of data input after low to high clock

transition

5

-

tHSTB

Hold-time of STB after low to high clock transition

5

-

tSTB

STB low level pulse duration

10

-

tSSTB

STB set-up time before CLK rise

5

-

-

ns

-

ns

-

ns

-

ns

-

ns

-

ns

-

ns

-

ns

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