HD64F2239TF20I Renesas Electronics America, HD64F2239TF20I Datasheet - Page 241

• Manufacturer Part Number: HD64F2239TF20I
• Description: MCU 3V 384K I-TEMP 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of HD64F2239TF20I

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K 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: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

7.5.1
On-chip memory is accessed in one state. The data bus is 16 bits wide, permitting both byte and
word transfer instruction. Figure 7.4 shows the on-chip memory access cycle. Figure 7.5 shows the
pin states.
On-Chip Memory (ROM, RAM) Access Timing
Internal address bus
Read
access
Write
access
Figure 7.5 Pin States during On-Chip Memory Access
φ
Figure 7.4 On-5Chip Memory Access Cycle
φ
Address bus
AS
RD
HWR, LWR
Data bus
Internal read signal
Internal data bus
Internal write signal
Internal data bus
High-impedance state
Unchanged
Bus cycle
High
High
High
T
1
Bus cycle
Address
Rev. 6.00 Mar. 18, 2010 Page 179 of 982
T
1
Read data
Write data
Section 7 Bus Controller
REJ09B0054-0600