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H8S2245 Datasheet(PDF) 639 Page - Renesas Technology Corp |
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H8S2245 Datasheet(HTML) 639 Page - Renesas Technology Corp |
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639 / 818 page  Section 19 Electrical Characteristics Rev.3.00 Mar. 26, 2007 Page 597 of 772 REJ09B0355-0300 19.5 A/D Conversion Characteristics Table 19.9 lists the A/D conversion characteristics. Table 19.9 A/D Conversion Characteristics Condition A: V CC = 2.7 V to 5.5 V, AVCC = 2.7 V to 5.5 V, Vref = 2.7 V to AVCC, V SS = AVSS = 0 V, φ = 2 to 10 MHz, Ta = –20 to +75°C (regular specifications), T a = –40 to +85°C (wide-range specifications) Condition B: V CC = 2.7 V to 5.5 V, AVCC = 2.7 V to 5.5 V, Vref = 2.7 V to AVCC, V SS = AVSS = 0 V, φ = 2 to 13 MHz, Ta = –20 to +75°C (regular specifications), T a = –40 to +85°C (wide-range specifications) Condition C: V CC = 5.0 V ±10%, AVCC = 5.0 V ±10%, Vref = 4.5 V to AVCC, V SS = AVSS = 0 V, φ = 2 to 20 MHz, Ta = –20 to +75°C (regular specifications), T a = –40 to +85°C (wide-range specifications) Condition A Condition B Condition C Item Min Typ Max Min Typ Max Min Typ Max Unit Resolution 10 10 10 10 10 10 10 10 10 bits Conversion time 13.1 —— 9.8 —— 6.5 —— µs Analog input capacitance —— 20 —— 20 —— 20 pF —— 10* 1 —— 10* 1 —— 10* 3 k Ω Permissible signal- source impedance —— 5* 2 —— 5* 2 —— 5* 4 Nonlinearity error —— ±6.0 —— ±6.0 —— ±3.0 LSB Offset error —— ±4.0 —— ±4.0 —— ±2.0 LSB Full-scale error —— ±4.0 —— ±4.0 —— ±2.0 LSB Quantization error —— ±0.5 —— ±0.5 —— ±0.5 LSB Absolute accuracy —— ±8.0 —— ±8.0 —— ±4.0 LSB Notes: 1. 4.0 ≤ AV CC ≤ 5.5 V 2. 2.7 V ≤ AV CC < 4.0 V 3. φ ≤ 12 MHz 4. φ > 12 MHz |
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