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PIC16F84A-10/SS Fiches technique(PDF) 91 Page - Microchip Technology |
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PIC16F84A-10/SS Fiches technique(HTML) 91 Page - Microchip Technology |
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91 / 124 page ![]() PIC16CR83/84 PIC16F8X © 1998 Microchip Technology Inc. DS30430C-page 91 TABLE 11-2 TIMING PARAMETER SYMBOLOGY The timing parameter symbols have been created fol- lowing one of the following formats: FIGURE 11-1: PARAMETER MEASUREMENT INFORMATION All timings are measure between high and low mea- surement points as indicated in the figures below. FIGURE 11-2: LOAD CONDITIONS 1. TppS2ppS 2. TppS T F Frequency T Time Lowercase symbols (pp) and their meanings: pp 2 to os,osc OSC1 ck CLKOUT ost oscillator start-up timer cy cycle time pwrt power-up timer io I/O port rbt RBx pins inp INT pin t0 T0CKI mc MCLR wdt watchdog timer Uppercase symbols and their meanings: S F Fall P Period H High R Rise I Invalid (Hi-impedance) V Valid L Low Z High Impedance 0.9 VDD (High) 0.1 VDD (Low) 0.8 VDD RC 0.3 VDD XTAL OSC1 Measurement Points I/O Port Measurement Points 0.15 VDD RC 0.7 VDD XTAL (High) (Low) Load Condition 1 Load Condition 2 Pin RL CL VSS VDD/2 VSS CL Pin RL = 464 Ω CL = 50 pF for all pins except OSC2. 15 pF for OSC2 output. |
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