HD64F7044F28V Renesas Electronics America, HD64F7044F28V Datasheet - Page 282

• Manufacturer Part Number: HD64F7044F28V
• Description: IC SUPERH MCU FLASH 112QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7040r

Specifications of HD64F7044F28V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 28.7MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 256KB (256K 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
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

data bus
D15–D0
Internal
A21–A0
address
address
Internal
indirect
DMAC
DMAC
Notes:
WRH,
buffer
buffer
WRL
CSn
data
bus
RD
CK
*1
*2
External memory space has 16-bit width.
The internal address bus is controlled by the port and does not change.
DMAC does not fetch value until 32-bit data is read from the internal data
bus.
address (H)
Transfer source
address (H)
(1st)
Address read cycle
Indirect
Transfer
address *
source
Indirect address *
1
address (L)
address (L)
Transfer
(2nd)
source
Indirect
NOP
2
cycle
NOP
NOP
Indirect
address
read cycle
Indirect
address
address
Data
Indirect
(3rd)
Transfer
data
Transfer
data
Transfer
write cycle
destination
data
Transfer
address
Data
(4th)
Transfer
Transfer
data
data