HD6417020SX20IV Renesas Electronics America, HD6417020SX20IV Datasheet - Page 161

• Manufacturer Part Number: HD6417020SX20IV
• Description: SH 1 CORE 32B MPU, 20MHZ/5V, 100
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6417020SX20IV

• 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 Type: ROMless
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Figure 8.21 Byte Access Control Timing for DRAM Access (Upper Byte Write Cycle, Short
control
control
Byte
Byte
A21–A0
A21–A0
CASH
CASH
CASL
CASL
WRH
WRH
WRL
WRL
RAS
RAS
CK
CK
T
T
p
p
(a) Dual CAS signals (CW2 = 0)
(a) Dual WE signals (CW2 = 1)
Pitch)
T
T
Row address
Row address
r
r
High level fixed
High level
High level fixed
High level
T
T
Column address
Column address
c
c
RENESAS 141