HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 164

• Manufacturer Part Number: HD6477021X20V
• Description: MCU 5V 32K PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6477021X20V

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

144 RENESAS
AD15–
Note: Access A and B are examples of 32-bit data accesses in their respective 16-bit bus width
A21–
RAS
CAS
WR
CK
A0
A0
spaces.
Figure 8.24 Short Pitch High-Speed Page Mode (Write Cycle)
T p
Row address
T r
Access A
address A-1
Column
Data A-1
T c
address A-2
Data A-2
Column
T c
Silent
cycle
address B-1
Column
Access B
Data B-1
T c
address B-2
Data B-2
Column
T c