DF2328BVF25V Renesas Electronics America, DF2328BVF25V Datasheet - Page 751

• Manufacturer Part Number: DF2328BVF25V
• Description: IC H8S MCU FLASH 256K 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2328BVF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 87
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: HD64F2328BVF25V

frequently, as in scan mode, if the current charged and discharged by the capacitance of the
sample-and-hold circuit in the A/D converter exceeds the current input via the input impedance
(R
when deciding the circuit constants.
A/D Conversion Precision Definitions: The chip’s A/D conversion precision definitions are
given below.
• Resolution
• Offset error
Notes:
in
The number of A/D converter digital output codes
The deviation of the analog input voltage value from the ideal A/D conversion characteristic
when the digital output changes from the minimum voltage value B'0000000000 to
B'0000000001. (See figure 16.9.)
), an error will arise in the analog input pin voltage. Careful consideration is therefore required
*
1
Values are reference values.
1.
2. R
*
1
10 μF
in
: Input impedance
Figure 16.7 Example of Analog Input Protection Circuit
R
in
*
2
0.01 μF
100 Ω
0.1 μF
Section 16 A/D Converter (8 Analog Input Channel Version)
AV
V
AN0 to AN7
AV
Rev.6.00 Sep. 27, 2007 Page 719 of 1268
ref
CC
SS
REJ09B0220-0600