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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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DSPIC30F3012AT20E/ML датащи(PDF) 172 Page - Microchip Technology |
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DSPIC30F3012AT20E/ML датащи(HTML) 172 Page - Microchip Technology |
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172 / 205 page  dsPIC30F2011/2012/3012/3013 DS70139E-page 170 © 2006 Microchip Technology Inc. FIGURE 20-14: SPI MODULE SLAVE MODE (CKE = 0) TIMING CHARACTERISTICS TABLE 20-31: SPI MODULE SLAVE MODE (CKE = 0) TIMING REQUIREMENTS AC CHARACTERISTICS Standard Operating Conditions: 2.5V to 5.5V (unless otherwise stated) Operating temperature -40°C ≤ TA ≤ +85°C for Industrial -40°C ≤ TA ≤ +125°C for Extended Param No. Symbol Characteristic(1) Min Typ(2) Max Units Conditions SP70 TscL SCKX Input Low Time 30 — — ns — SP71 TscH SCKX Input High Time 30 — — ns — SP72 TscF SCKX Input Fall Time(3) —10 25 ns — SP73 TscR SCKX Input Rise Time(3) —10 25 ns — SP30 TdoF SDOX Data Output Fall Time(3) —— — ns See DO32 SP31 TdoR SDOX Data Output Rise Time(3) —— — ns See DO31 SP35 TscH2doV, TscL2doV SDOX Data Output Valid after SCKX Edge —— 30 ns — SP40 TdiV2scH, TdiV2scL Setup Time of SDIX Data Input to SCKX Edge 20 — — ns — SP41 TscH2diL, TscL2diL Hold Time of SDIX Data Input to SCKX Edge 20 — — ns — SP50 TssL2scH, TssL2scL SSX ↓ to SCKX↑ or SCKX↓ Input 120 — — ns — SP51 TssH2doZ SSX ↑ to SDOX Output high impedance(3) 10 — 50 ns — SP52 TscH2ssH TscL2ssH SSX after SCK Edge 1.5 TCY +40 —— ns — Note 1: These parameters are characterized but not tested in manufacturing. 2: Data in “Typ” column is at 5V, 25°C unless otherwise stated. Parameters are for design guidance only and are not tested. 3: Assumes 50 pF load on all SPI pins. SSX SCKX (CKP = 0) SCKX (CKP = 1) SDOX SDI SP50 SP40 SP41 SP30,SP31 SP51 SP35 SDIX MSb LSb BIT 14 - - - - - -1 MSb IN BIT 14 - - - -1 LSb IN SP52 SP73 SP72 SP72 SP73 SP71 SP70 Note: Refer to Figure 20-3 for load conditions. |
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