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67 / 101 page  Table 2.37 A/D conversion characteristics (Oversampling mode and Hybrid mode) (2) Parameter Min Typ Max Unit Test conditions Oversampling mode and Hybrid mode (AN000 to AN005) (AN006 to AN011) (AN018 to AN019) (AN012 to AN017) Sinc filter Single-ended input SNDR signal- to-noise and distortion ratio — 80 — dB ● ADCLK: 50 MHz ● Sampling time: High-precision high-speed channels (Oversampling mode): 3 ADCLK High-precision high-speed channels (Hybrid mode): 4 ADCLK High-precision middle- speed channels: 9 ADCLK ● Successive approximation time: 5 ADCLK ● Signal source impedance: 50 Ω or less ● Input frequency: Oversampling mode: 10 kHz Hybrid mode: 4 kHz ● Without channel-dedicated sample-and-hold circuits ENOB effective number of bits — 13 — bit Differential input SNDR signal- to-noise and distortion ratio — 86 — dB ENOB effective number of bits — 14 — bit Minimum phase filter Single-ended input SNDR signal- to-noise and distortion ratio — 68 — dB ENOB effective number of bits — 11 — bit Differential input SNDR signal- to-noise and distortion ratio — 74 — dB ENOB effective number of bits — 12 — bit Table 2.38 A/D conversion characteristics (Oversampling mode) Parameter Min Typ Max Unit Test conditions Oversampling mode (AN000 to AN005) (AN006 to AN011) (AN018 to AN019) (AN012 to AN017) (AN020 to AN028) Single-ended input Unit0 Offset error — ±8.0 — LSB ● ADCLK: 50 MHz ● Sampling time: High-precision high-speed channels: 3 ADCLK High-precision middle- speed channels: 9 ADCLK Normal-precision low-speed channels: 20 ADCLK ● Successive approximation time: 5 ADCLK ● Signal source impedance: 50 Ω or less ● Digital filter: Sinc filter ● Without channel-dedicated sample-and-hold circuits Gain error — ±32.0 — DNL differential nonlinearity error*1 — ±4.0 — INL integral nonlinearity error*1 — ±8.0 — Unit1 Offset error — ±8.0 — Gain error — ±32.0 — DNL differential nonlinearity error*1 — ±4.0 — INL integral nonlinearity error*1 — ±8.0 — Differential input Unit0 Offset error — ±4.0 — Gain error — ±14.0 — DNL differential nonlinearity error*1 — ±2.0 — INL integral nonlinearity error*1 — ±4.0 — Unit1 Offset error — ±4.0 — Gain error — ±14.0 — DNL differential nonlinearity error*1 — ±2.0 — INL integral nonlinearity error*1 — ±4.0 — RA6T2 Datasheet 2. Electrical Characteristics R01DS0400EJ0150 Rev.1.50 Jul 2, 2025 Page 67 of 101 |
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