HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 472
HD6477021X20V
Manufacturer Part Number
HD6477021X20V
Description
MCU 5V 32K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7020r
Datasheet
1.HD6417020SVX12IV.pdf
(511 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6477021X20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Table 19.7 Bus Timing (2) (cont)
Conditions: V
*: Normal products. Ta = –40 to +85 C for wide-temperature range products.
Item
DACK0, DACK1 delay time 1
DACK0, DACK1 delay time 2
DACK0, DACK1 delay time 3
DACK0, DACK1 delay time 4
DACK0, DACK1 delay time 5
Read delay
time
Data setup time for CAS
CAS setup time for RAS
Row address hold time
Write command hold time
Write command 35% duty
setup time
Access time from CAS
precharge
Notes 1. HBS and LBS signals are 30 ns.
RENESAS 460
2. When frequency is 10 MHz or more
3. n is the number of wait cycles.
4. Access time from addresses A0 to A21 is tcyc-25.
5. –5 ns for parity output of DRAM long-pitch access
6. It is not necessary to meet the t
*6
specification is met.
CC
= 5.0 V 10%, V
35% duty
50% duty
50% duty
*2
*2
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
DACD1
DACD2
DACD3
DACD4
DACD5
RDD
DS
CSR
RAH
WCH
WCS
ACP
SS
= 0 V, = 16.6 MHz, Ta = –20 to +75 C*
RDS
Min Max
—
—
—
—
—
—
—
0
10
10
15
0
0
t
cyc
*5
20
specification as long as the access time
t
t
—
—
—
—
—
—
—
25
25
25
25
25
cyc
cyc
0.35 + 12 ns
0.5 + 15
Unit Figures
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
19.8, 19.9, 19.11–19.14,
19.19, 19.20
19.9, 19.13, 19.14,
19.19
19.11, 19.12
19.8, 19.9, 19.11-19.15,
19.19
19.11, 19.13
19.16, 19.17, 19.18
19.11, 19.13
19.11
19.12
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