MB89610R データシートの表示（PDF） - Fujitsu

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MB89610R

8-bit Proprietary Microcontroller

Fujitsu 

MB89610R Series

(9) Serial I/O Timing

Parameter

Symbol

(VCC = +5.0 V±10%, FC = 10 MHz, VSS = 0.0 V, TA = –40°C to +85°C)

Value

Pin

Condition

Unit Remarks

Min.

Max.

Serial clock cycle time tSCYC

SCK1, SCK2

2 tinst*

—

µs

SCK1 ↓ → SO1 time

SCK2 ↓ → SO2 time

tSLOV

SCK1, SO1

SCK2, SO2

–200

200

ns

SCK1 ↑ → valid SI1 hold

Internal

time

SCK2 ↑ → valid SI2 hold

tSHIX

SCK1, SI1

SCK2, SI2

shift clock

mode

1/2 tinst*

—

µs

time

Valid SI1 → SCK1 ↑

Valid SI2 → SCK2 ↑

tIVSH

SI1, SCK1

SI2, SCK2

1/2 tinst*

—

µs

Serial clock “H” pulse

width

tSHSL

Serial clock “L” pulse

width

tSLSH

SCK1, SCK2

1 tinst*

1 tinst*

—

µs

—

µs

SCK ↓ → SO1 time

SCK2 ↓ → SO2 time

tSLOV

SCK1, SO1

SCK2, SO2

External

shift clock

0

200

ns

SCK1 ↑ → valid SI1 hold

mode

time

SCK2 ↑ → valid SI2 hold

tSHIX

SCK1, SI1

SCK2, SI2

1/2 tinst*

—

µs

time

Valid SI1 → SCK1 ↑

Valid SI2 → SCK2 ↑

tIVSH

SI1, SCK1

SI2, SCK2

1/2 tinst*

—

µs

* : For information on tinst, see “(4) Instruction Cycle.”

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