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UPD780921 Datasheet(PDF) 16 Page - Renesas Technology Corp

Part # UPD780921
Description  MOS INTEGRATED CIRCUIT
PDF  40 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

UPD780921 Datasheet(HTML) 16 Page - Renesas Technology Corp

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µPD780921, 780922, 780923, 780924
5.2 CLOCK GENERATOR
A system clock generator is incorporated.
The instruction exection time can be changed.
• 0.24
µs/0.48 µs/0.96 µs/1.9 µs/3.8 µs (@ 8.38-MHz operation with system clock)
Figure 5-1. Clock Generator Block Diagram
Systen
Clock
Oscillator
Prescaler
Prescaler
Clock to
Peripheral Hardware
Standby
Control
Circuit
Wait
Control
Circuit
CPU Clock
(fCPU)
fX
2
fX
2
2
fX
2
3
fX
2
4
STOP
fX
X1
X2



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