HD6417020SX20IV Renesas Electronics America, HD6417020SX20IV Datasheet - Page 502

• 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: -

19.3.4
Table 19.9 DMAC Timing
Case A: V
Case B: V
*: Normal products. Ta = –40 to +85 C for wide-temperature range products.
Item
DREQ0, DREQ1 setup time
DREQ0, DREQ1 hold time
DREQ0, DREQ1 low level width
RENESAS 490
DMAC Timing
CC
CC
= 5.0 V 10%, V
= 3.0 to 5.5 V, V
DREQ0, DREQ1
DREQ0, DREQ1
DREQ0, DREQ1
DREQ0, DREQ1
level release
Figure 19.34 DREQ0, DREQ1 Input Timing (1)
Figure 19.35 DREQ0, DREQ1 Input Timing (2)
edge
edge
level
CK
CK
SS
SS
= 0 V, Ta = –20 to +75 C*
Symbol Min
t
t
t
= 0 V, Ta = –20 to +75 C*
DRQS
DRQH
DRQW
80
30
1.5
12.5 MHz
Case A
Max
—
—
—
t
t
t
DRQS
DRQS
DRQS
Min
40
30
1.5
16.6 MHz
t
DRQW
Max
—
—
—
t
DRQH
Case B
Min
27
30
1.5
20 MHz
Max
—
—
—
Unit
ns
ns
t
cyc
Figure
19.34
19.35