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CY8C27002-24PVXI Fiches technique(PDF) 30 Page - Cypress Semiconductor |
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CY8C27002-24PVXI Fiches technique(HTML) 30 Page - Cypress Semiconductor |
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30 / 64 page  CY8C27143, CY8C27243 CY8C27443, CY8C27543 CY8C27643 Document Number: 38-12012 Rev. *X Page 30 of 64 Table 23. 3.3-V DC Analog Reference Specifications Reference ARF_CR [5:3] Reference Power Settings Symbol Reference Description Min Typ Max Unit 0b000 RefPower = high Opamp bias = high VREFHI Ref High VDD/2 + Bandgap VDD/2 + 1.225 VDD/2 + 1.292 VDD/2 + 1.361 V VAGND AGND VDD/2 VDD/2 – 0.067 VDD/2 – 0.002 VDD/2 + 0.063 V VREFLO Ref Low VDD/2 – Bandgap VDD/2 – 1.35 VDD/2 – 1.293 VDD/2 – 1.210 V RefPower = high Opamp bias = low VREFHI Ref High VDD/2 + Bandgap VDD/2 + 1.218 VDD/2 + 1.294 VDD/2 + 1.370 V VAGND AGND VDD/2 VDD/2 – 0.038 VDD/2 – 0.001 VDD/2 + 0.035 V VREFLO Ref Low VDD/2 – Bandgap VDD/2 – 1.329 VDD/2 – 1.296 VDD/2 – 1.259 V RefPower = medium Opamp bias = high VREFHI Ref High VDD/2 + Bandgap VDD/2 + 1.221 VDD/2 + 1.294 VDD/2 + 1.366 V VAGND AGND VDD/2 VDD/2 – 0.050 VDD/2 – 0.002 VDD/2 + 0.046 V VREFLO Ref Low VDD/2 – Bandgap VDD/2 – 1.331 VDD/2 – 1.296 VDD/2 – 1.260 V RefPower = medium Opamp bias = low VREFHI Ref High VDD/2 + Bandgap VDD/2 + 1.226 VDD/2 + 1.295 VDD/2 + 1.365 V VAGND AGND VDD/2 VDD/2 – 0.028 VDD/2 – 0.001 VDD/2 + 0.025 V VREFLO Ref Low VDD/2 – Bandgap VDD/2 – 1.329 VDD/2 – 1.297 VDD/2 – 1.262 V 0b001 RefPower = high Opamp bias = high VREFHI Ref High P2[4]+P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] + P2[6] – 0.098 P2[4] + P2[6] – 0.018 P2[4] + P2[6] + 0.055 V VAGND AGND P2[4] P2[4] P2[4] P2[4] – VREFLO Ref Low P2[4] – P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] – P2[6] – 0.055 P2[4] – P2[6] + 0.013 P2[4] – P2[6] + 0.086 V RefPower = high Opamp bias = low VREFHI Ref High P2[4] + P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] + P2[6] – 0.082 P2[4] + P2[6] – 0.011 P2[4] + P2[6] + 0.050 V VAGND AGND P2[4] P2[4] P2[4] P2[4] – VREFLO Ref Low P2[4] – P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] – P2[6] – 0.037 P2[4] – P2[6] + 0.006 P2[4] – P2[6] + 0.054 V RefPower = medium Opamp bias = high VREFHI Ref High P2[4] + P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] + P2[6] – 0.079 P2[4] + P2[6] – 0.012 P2[4] + P2[6] + 0.047 V VAGND AGND P2[4] P2[4] P2[4] P2[4] – VREFLO Ref Low P2[4]–P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] – P2[6] – 0.038 P2[4] – P2[6] + 0.006 P2[4] – P2[6] + 0.057 V RefPower = medium Opamp bias = low VREFHI Ref High P2[4]+P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] + P2[6] – 0.080 P2[4] + P2[6] – 0.008 P2[4] + P2[6] + 0.055 V VAGND AGND P2[4] P2[4] P2[4] P2[4] – VREFLO Ref Low P2[4]–P2[6] (P2[4] = VDD/2, P2[6] = 0.5 V) P2[4] – P2[6] – 0.032 P2[4] – P2[6] + 0.003 P2[4] – P2[6] + 0.042 V |
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