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HD6432345 Datasheet, PDF (672/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual | |||
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20.2.4 A/D Conversion Characteristics
Table 20.18 lists the A/D conversion characteristics.
Table 20.18 A/D Conversion Characteristics
Condition A: VCC = AVCC = 2.7 to 5.5 V, Vref = 2.7 V to AVCC, VSS = AVSS = 0 V,
ø = 2 to 10 MHz, Ta = â20 to +75°C (regular specifications),
Ta = â40 to +85°C (wide-range specifications)
Condition B: VCC = AVCC = 5.0 V ± 10%, Vref = 4.5 V to AVCC, VSS = AVSS = 0 V,
ø = 2 to 20 MHz, Ta = â20 to +75°C (regular specifications),
Ta = â40 to +85°C (wide-range specifications)
Item
Resolution
Conversion time
Analog input capacitance
Permissible signal-source
impedance
Nonlinearity error
Offset error
Full-scale error
Quantization
Absolute accuracy
Notes: 1. 4.0 V ⤠AVCC ⤠5.5 V
2. 2.7 V ⤠AVCC < 4.0 V
3. ø ⤠12 MHz
4. ø > 12 MHz
Condition A
Min Typ Max
10
10
10
â
â
13.4
â
â
20
â
â
10*1
â
â
5*2
â
â
±7.5
â
â
±7.5
â
â
±7.5
â
â
±0.5
â
â
±8.0
Condition B
Min Typ Max Unit
10
10 10
bits
â
â
6.7 µs
â
â
20
pF
â
â
10*3 kâ¦
â
â
5*4
â
â
±3.5 LSB
â
â
±3.5 LSB
â
â
±3.5 LSB
â
â
±0.5 LSB
â
â
±4.0 LSB
663
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