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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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PIC32MX795F512LT-80I/PF датащи(PDF) 201 Page - Microchip Technology |
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PIC32MX795F512LT-80I/PF датащи(HTML) 201 Page - Microchip Technology |
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201 / 256 page  © 2009-2011 Microchip Technology Inc. DS61156G-page 201 PIC32MX5XX/6XX/7XX FIGURE 31-7: INPUT CAPTURE (CAPx) TIMING CHARACTERISTICS TABLE 31-24: TIMER2, 3, 4, 5 EXTERNAL CLOCK TIMING REQUIREMENTS AC CHARACTERISTICS Standard Operating Conditions: 2.3V to 3.6V (unless otherwise stated) Operating temperature -40°C ≤TA ≤+85°C for Industrial -40°C ≤TA ≤+105°C for V-Temp Param. No. Symbol Characteristics(1) Min. Max. Units Conditions TB10 TTXHTxCK High Time Synchronous, with prescaler [(12.5 ns or 1 TPB)/N] + 25 ns — ns Must also meet parameter TB15 N = prescale value (1, 2, 4, 8, 16, 32, 64, 256) TB11 TTXLTxCK Low Time Synchronous, with prescaler [(12.5 ns or 1 TPB)/N] + 25 ns — ns Must also meet parameter TB15 TB15 TTXPTxCK Input Period Synchronous, with prescaler [(Greater of [(25 ns or 2 TPB)/N] + 30 ns —ns VDD > 2.7V [(Greater of [(25 ns or 2 TPB)/N] + 50 ns —ns VDD < 2.7V TB20 TCKEXTMRL Delay from External TxCK Clock Edge to Timer Increment —1 TPB — Note 1: These parameters are characterized, but not tested in manufacturing. ICx IC10 IC11 IC15 Note: Refer to Figure 31-1 for load conditions. TABLE 31-25: INPUT CAPTURE MODULE TIMING REQUIREMENTS AC CHARACTERISTICS Standard Operating Conditions: 2.3V to 3.6V (unless otherwise stated) Operating temperature -40°C ≤TA ≤+85°C for Industrial -40°C ≤TA ≤+105°C for V-Temp Param. No. Symbol Characteristics(1) Min. Max. Units Conditions IC10 TCCL ICx Input Low Time [(12.5 ns or 1 TPB)/N] + 25 ns — ns Must also meet parameter IC15. N = prescale value (1, 4, 16) IC11 TCCH ICx Input High Time [(12.5 ns or 1 TPB)/N] + 25 ns — ns Must also meet parameter IC15. IC15 TCCP ICx Input Period [(25 ns or 2 TPB)/N] + 50 ns —ns — Note 1: These parameters are characterized, but not tested in manufacturing. |
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