DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 656

• Manufacturer Part Number: DF2148BTE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148BTE20; HD64F2148BTE20

Section 21 A/D Converter
21.7.6
A/D converter operation can be enabled or disabled using the module stop control register. The
initial setting is for A/D converter operation to be halted. Register access is enabled by canceling
module stop mode. For details, refer to section 26, Power-Down Modes.
Rev. 3.00 Mar 21, 2006 page 600 of 788
REJ09B0300-0300
Module Stop Mode Setting
Notes: Values are reference values.
*
1
Figure 21.8 Example of Analog Input Protection Circuit
1.
2.
*
1
Figure 21.9 Equivalent Circuit of Analog Input Pin
R
10 µF
in
: Input impedance
Note: Values are reference values.
AN0 to AN7
R
in
*
2
0.01 µF
100 Ω
0.1 µF
10 kΩ
20 pF
AV
AVref
AN0 to AN7
AV
To A/D converter
CC
SS