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PIC16F-E/ML 数据表(PDF) 145 Page - Microchip Technology |
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PIC16F-E/ML 数据表(HTML) 145 Page - Microchip Technology |
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145 / 178 page ![]() © 2007 Microchip Technology Inc. DS40044F-page 143 PIC16F627A/628A/648A TABLE 17-5: PRECISION INTERNAL OSCILLATOR PARAMETERS Legend: TBD = To Be Determined. * Characterized but not tested. FIGURE 17-5: CLKOUT AND I/O TIMING Parameter No. Sym Characteristic Min Typ Max Units Conditions F10 FIOSC Oscillator Center frequency —4 — MHz F13 ΔIOSC Oscillator Accuracy 3.9644.04 MHz VDD = 3.5 V, 25 °C 3.92 4 4.08 MHz 2.0V ≤ VDD ≤ 5.5V 0 °C ≤ TA ≤ +85°C 3.80 4 4.20 MHz 2.0V ≤ VDD ≤ 5.5V -40 °C ≤ TA ≤ +85°C (IND) -40 °C ≤ TA ≤ +125°C (EXT) F14* TIOSCST Oscillator Wake-up from Sleep start-up time —6 8 μsVDD = 2.0V, -40°C to +85°C —4 6 μsVDD = 3.0V, -40°C to +85°C —3 5 μsVDD = 5.0V, -40°C to +85°C OSC1 CLKOUT 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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