MB95F104AJS datasheet(49/72 Pages) FUJITSU

49 / 72 page

MB95100AM Series

(6) UART/SIO, Serial I/O Timing

(Vcc

= 5.0 V ± 10%, AVss = Vss = 0.0 V, TA = − 40 °C to + 85 °C)

* : Refer to “ (2) Source Clock/Machine Clock” for tMCLK.

Parameter

Symbol

Pin name

Conditions

Value

Unit

Min

Max

Serial clock cycle time

tSCYC

UCK0

Internal

clock

operation

4 tMCLK*

⎯

UCK

↓ → UO time

tSLOV

UCK0, UO0

− 190

+ 190

Valid UI

→ UCK ↑

tIVSH

UCK0, UI0

2 tMCLK*

⎯

UCK

↑ → valid UI hold time

tSHIX

UCK0, UI0

2 tMCLK*

⎯

Serial clock “H” pulse width

tSHSL

UCK0

External

clock

operation

4 tMCLK*

⎯

Serial clock “L” pulse width

tSLSH

UCK0

4 tMCLK*

⎯

UCK

↓ → UO time

tSLOV

UCK0, UO0

⎯

190

Valid UI

→ UCK ↑

tIVSH

UCK0, UI0

2 tMCLK*

⎯

UCK

↑ → valid UI hold time

tSHIX

UCK0, UI0

2 tMCLK*

⎯

tSCYC

tIVSH

0.8 VCC

0.2 VCC

0.8 VCC

0.2 VCC

tSHIX

tSLOV

0.8 V

2.4 V

0.8 V

2.4 V

UCK0

UO0

UI0

0.8 V

tSLSH

tIVSH

tSHIX

tSLOV

0.2 VCC 0.2 VCC

0.8 VCC 0.8 VCC

tSHSL

2.4 V

UCK0

UO0

UI0

0.8 V

0.8 VCC

0.2 VCC

0.8 VCC

0.2 VCC

• Internal shift clock mode

• External shift clock mode

MB95F104AJS Datasheet(PDF) 49 Page - fujitsu semiconductor

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