HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 487

• 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: -

Table 19.8 Bus Timing (3) (cont)
Conditions: V
*: Normal products. Ta = –40 to +85 C for wide-temperature range products.
Item
Wait setup time
Wait hold time
Read data access time 1
Read data access time 2
RAS delay time 1
RAS delay time 2
CAS delay time 1
CAS delay time 2
CAS delay time 3
Column address setup time
Read data
access time from
CAS 1
Read data access time from
CAS 2
Read data access time from
RAS 1
Read data access time from
RAS 2
High-speed page mode CAS
precharge time
AH delay time 1
AH delay time 2
Multiplexed address delay
time
Multiplexed address hold
time
*4
*4
*4
*4
CC
= 3.0 to 5.5 V, V
35% duty
50% duty
*4
*4
*1
Symbol Min
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WTS
WTH
ACC1
ACC2
RASD1
RASD2
CASD1
CASD2
CASD3
ASC
CAC1
CAC2
RAC1
RAC2
CP
AHD1
AHD2
MAD
MAH
SS
= 0 V, = 12.5 MHz, Ta = –20 to +75 C*
40
10
t
t
—
—
—
—
—
0
t
t
t
t
t
t
—
—
—
–10
cyc
cyc
cyc
cyc
cyc
cyc
cyc
cyc
– 44
(n+2) – 44
0.65 – 35
0.5 – 35
(n+1) – 35
1.5 – 35
(n+2.5) – 35
0.25
*2
*2
*2
Max
—
—
—
—
40
40
40
40
40
—
—
—
—
—
—
—
40
40
40
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Figures
19.23, 19.28, 19.32
19.21, 19.24, 19.25
19.22, 19.23, 19.26,
19.28
19.24–19.27, 19.29–
19.31
19.24
19.26, 19.27, 19.29–
19.31
19.24, 19.25
19.26, 19.27, 19.28
19.24, 19.25
19.26, 19.27, 19.28
19.25
19.32
RENESAS 475