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MC68HC08LJ12CFB 数据表(PDF) 6 Page - Freescale Semiconductor, Inc |
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MC68HC08LJ12CFB 数据表(HTML) 6 Page - Freescale Semiconductor, Inc |
6 / 16 page HC908LJ12AD/D Addendum to MC68HC908LJ12 Technical Data Figure 1. Typical Internal Oscillator Frequency ADC Electrical Characteristics 20 23 45 6 70 60 50 40 30 Supply Voltage, VDD (V) –40 °C +25 °C +85 °C 0 10 Table 6. ADC Electrical Characteristics (2.4 to 3.3V) Characteristic Symbol Min Max Unit Notes Supply voltage VDDA 2.4 3.3 V Input range VADIN 0 VDDA V VADIN ≤ VDDA Resolution BAD 10 10 bits 1,024 counts Absolute accuracy AAD See Figure 2 and Figure 3. Includes quantization. ±1 ADC count = ±0.5 LSB ADC internal clock fADIC 32 k 2 M Hz tADIC = 1/fADIC Conversion range RAD VREFL VREFH V ADC voltage reference high VREFH — VDDA + 0.1 V ADC voltage reference low VREFL VSSA – 0.1 —V VSSA is tied to VSS internally. Conversion time tADC 16 17 tADIC cycles Sample time tADS 5— tADIC cycles Monotonically MAD Guaranteed Zero input reading ZADI 000 001 HEX VADIN = VREFL Full-scale reading FADI 3FC 3FF HEX VADIN = VREFH Input capacitance CADI — 20 pF Not tested. Input impedance RADI 20M — Ω Measured at 5V VREFH/VREFL IVREF — 1.6 mA Not tested. Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
类似零件编号 - MC68HC08LJ12CFB |
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类似说明 - MC68HC08LJ12CFB |
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