DF2398TE20 Renesas Electronics America, DF2398TE20 Datasheet - Page 585

• Manufacturer Part Number: DF2398TE20
• Description: IC H8S MCU FLASH 256K 120TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2398TE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• 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): 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: 120-TQFP, 120-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2398TE20; HD64F2398TE20

17.1
The H8S/2357 Group includes a two-channel D/A converter.
17.1.1
D/A converter features are listed below
17.1.2
Figure 17-1 shows a block diagram of the D/A converter.
8-bit resolution
Two output channels
Maximum conversion time of 10 s (with 20 pF load)
Output voltage of 0 V to V
D/A output hold function in software standby mode
Module stop mode can be set
As the initial setting, D/A converter operation is halted. Register access is enabled by exiting module stop mode.
Overview
Features
Block Diagram
Legend:
DACR:
DADR0,1: D/A data register 0, 1
V
AV
DA1
DA0
AV
ref
CC
SS
D/A control register
ref
Figure 17-1 Block Diagram of D/A Converter
8-bit
D/A
Section 17 D/A Converter
Module data bus
C
ont
rol circuit
Rev.6.00 Oct.28.2004 page 555 of 1016
Internal data bus
REJ09B0138-0600H