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FR60 MB91460E Series - Microcontrollers - Fujitsu

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<strong>MB91460E</strong> <strong>Series</strong><br />

7.8.6. Asynchronous write access - byte control type<br />

(VDD35 = 3.0 V to 4.5 V, Vss5 = AVss5 = 0V,TA =−40 °C to + 105 °C)<br />

Parameter Symbol Pin name<br />

Min<br />

Value<br />

Max<br />

Unit<br />

WEX ↓ to WEX ↑ pulse width tWLWH WEX tCLKT − 2 ⎯ ns<br />

Data valid to WEX ↓ setup time tDSWL<br />

WEX ↑ to Data valid hold time tWHDH<br />

WEX to WRXn delay time<br />

WEX to CSXn delay time<br />

CSXn<br />

WRXn<br />

(as byte enable)<br />

WEX<br />

DATA OUT<br />

WEX<br />

D31 to D0<br />

WEX<br />

D31 to D0<br />

1/2 × tCLKT − 11 ⎯ ns<br />

1/2 × tCLKT − 6 ⎯ ns<br />

tWRLWL WEX<br />

⎯ 1/2 × tCLKT + 3 ns<br />

tWHWRH WRXn 1/2 × tCLKT − 3 ⎯ ns<br />

tCLWL WEX<br />

⎯ 1/2 × tCLKT − 3 ns<br />

tWHCH CSXn 1/2 × tCLKT − 3 ⎯ ns<br />

tCLWL<br />

tWRLWL<br />

tDSWL<br />

DS705-00002-1v3-E 193<br />

tWLWH<br />

tWHCH<br />

tWHWRH<br />

tWHDH

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