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PIC18F010 Datasheet(PDF) 155 Page - Microchip Technology |
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PIC18F010 Datasheet(HTML) 155 Page - Microchip Technology |
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155 / 176 page ![]() 2001 Microchip Technology Inc. Preliminary DS41142A-page 153 PIC18F010/020 FIGURE 15-7: CLKOUT AND I/O TIMING TABLE 15-4: CLKOUT AND I/O TIMING REQUIREMENTS Note: Refer to Figure 15-5 for load conditions. OSC1 CLKOUT I/O Pin (input) I/O Pin (output) Q4 Q1 Q2 Q3 10 13 14 17 20, 21 19 18 15 11 12 16 old value new value Parameter No. Symbol Characteristic Min Typ† Max Units Conditions 10* TosH2ckL OSC1 ↑ to CLKOUT↓ — 75 200 ns (Note 1) 11* TosH2ckH OSC1 ↑ to CLKOUT↑ — 75 200 ns (Note 1) 12* TckR CLKOUT rise time — 35 100 ns (Note 1) 13* TckF CLKOUT fall time — 35 100 ns (Note 1) 14* TckL2ioV CLKOUT ↓ to Port out valid —— 0.5TCY + 10 ns (Note 1) 15* TioV2ckH Port in valid before CLKOUT ↑ 0.25TCY + 25 —— ns (Note 1) 16* TckH2ioI Port in hold after CLKOUT ↑ 0 —— ns (Note 1) 17* TosH2ioV OSC1 ↑ (Q1 cycle) to Port out valid — 50 150 ns 18* TosH2ioI OSC1 ↑ (Q2 cycle) to Port input invalid (I/O in hold time) 100 —— ns 19* TioV2osH Port input valid to OSC1 ↑ (I/O in setup time) 0 —— ns 20* TioR Port output rise time — 10 25 ns 21* TioF Port output fall time — 10 25 ns 23††* Trbp RB5:RB0 change INT high or low time TCY —— ns * These parameters are characterized but not tested. † Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested. †† These parameters are asynchronous events not related to any internal clock edges. Note 1: Measurements are taken in Internal Oscillator mode where CLKOUT output is 4 x TOSC. |
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