h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 513

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

This LSI includes a successive approximation type 10-bit A/D converter that allows up to sixteen
analog input channels to be selected. The block diagram of the A/D converter is shown in figure
15.1.
15.1
• 10-bit resolution
• Sixteen input channels
• Conversion time: 13.3 µs per channel (at 20 MHz operation)
• Two operating modes
• Four data registers
• Sample and hold function
• Three conversion start methods
• Interrupt request
• Module stop mode can be set
ADCMS38A_000020020300
 Single mode: Single-channel A/D conversion
 Scan mode: Continuous A/D conversion on 1 to 4 channels
 Conversion results are held in a 16-bit data register for each channel
 Software
 16-bit timer pulse unit (TPU) conversion start trigger
 External trigger signal
 An A/D conversion end interrupt request (ADI) can be generated
Features
Section 15 A/D Converter
Rev. 2.00 Dec. 05, 2005 Page 475 of 724
Section 15 A/D Converter
REJ09B0200-0200