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PIC16F916E/P301 Datasheet(PDF) 233 Page - Microchip Technology |
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PIC16F916E/P301 Datasheet(HTML) 233 Page - Microchip Technology |
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233 / 272 page ![]() © 2005 Microchip Technology Inc. Preliminary DS41250E-page 231 PIC16F917/916/914/913 FIGURE 19-4: CLKO AND I/O TIMING TABLE 19-3: CLKO AND I/O TIMING REQUIREMENTS Standard Operating Conditions (unless otherwise stated) Operating Temperature -40°C ≤ TA ≤ +125°C Param No. Sym. Characteristic Min. Typ† Max. Units Conditions 10* TOSH2CKLOSC1 ↑ to CLOUT↓ — 75 200 ns (Note 1) 11* TOSH2CKHOSC1 ↑ to CLOUT↑ — 75 200 ns (Note 1) 12* TCKR CLKO Rise Time — 35 100 ns (Note 1) 13* TCKF CLKO Fall Time — 35 100 ns (Note 1) 14* TCKL2IOVCLKO ↓ to Port Out Valid — — 0.5 TCY + 20 ns (Note 1) 15* TIOV2CKH Port In Valid before CLKO ↑ TOSC + 200 ns — — ns (Note 1) 16* TCKH2IOI Port In Hold after CLKO ↑ 0 — — ns (Note 1) 17* TOSH2IOVOSC1 ↑ (Q1 cycle) to Port Out Valid — 50 150* ns —— 300 ns 18* TOSH2IOIOSC1 ↑ (Q2 cycle) to Port Input Invalid (I/O in hold time) 3.0-5.5V 100 — — ns 2.0-5.5V 200 — — ns 19* TIOV2OSH Port Input Valid to OSC1 ↑ (I/O in setup time) 0— — ns 20* TIOR Port Output Rise Time 3.0-5.5V — 10 40 ns 2.0-5.5V — — 145 21* TIOF Port Output Fall Time 3.0-5.5V — 10 40 ns 2.0-5.5V — — 145 22* TINP INT Pin High or Low Time 25 — — ns 23* TRBP PORTA change INT High or Low Time TCY —— ns * These parameters are characterized but not tested. † Data in ‘Typ’ column is at 5.0V, 25 °C unless otherwise stated. Note 1: Measurements are taken in RC mode where CLKO output is 4 x TOSC. OSC1 CLKO I/O pin (Input) I/O pin (Output) Q4 Q1 Q2 Q3 10 13 14 17 20, 21 22 23 19 18 15 11 12 16 Old Value New Value |
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