DF2398F20V Renesas Electronics America, DF2398F20V Datasheet - Page 158

• Manufacturer Part Number: DF2398F20V
• Description: IC H8S/2300 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2398F20V

• 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: 128-QFP
• For Use With: YR0K42378FC000BA - KIT EVAL FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

6.4.4
8-Bit 2-State Access Space: Figure 6-6 shows the bus timing for an 8-bit 2-state access space. When an 8-bit access
space is accessed, the upper half (D
The LWR pin is fixed high. Wait states cannot be inserted.
Rev.6.00 Oct.28.2004 page 128 of 1016
REJ09B0138-0600H
Basic Timing
Note: n = 0 to 7
Read
Write
Figure 6-6 Bus Timing for 8-Bit 2-State Access Space
15
Address bus
to D
D
D
D
D
15
15
ø
8
7
7
) of the data bus is used.
HWR
to D
to D
LWR
to D
to D
CSn
RD
AS
8
0
8
0
T
1
Bus cycle
High
High impedance
Valid
T
2
Invalid
Valid