HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 149
HD64F7051SFJ20V
Manufacturer Part Number
HD64F7051SFJ20V
Description
MCU 5V 256K J-TEMP PB-FREE QFP-1
Manufacturer
Renesas Electronics America
Series
SuperH® SH7050r
Datasheet
1.HD64F7050SFJ20V.pdf
(843 pages)
Specifications of HD64F7051SFJ20V
Core Processor
SH-2
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, WDT
Number Of I /o
102
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
10K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
168-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS
Quantity:
101
Part Number:
HD64F7051SFJ20V
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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8.3.3
Idle cycles can be inserted to prevent extension of the RD signal or WRx signal assert period
beyond the length of the CSn signal assert period by setting the SW3–SW0 bits of BCR2. This
allows for flexible interfaces with external circuitry. The timing is shown in figure 8.6. T
cycles are added respectively before and after the ordinary cycle. Only CSn is asserted in these
cycles; RD and WRx signals are not. Further, data is extended up to the T
effective for gate arrays and the like, which have slower write operations.
Read
Write
CS Assert Period Extension
CS
CS
CS
Address
WRx
Data
Data
CSn
RD
CK
Figure 8.6 CS
T
h
CS Assert Period Extension Function
CS
CS
T
1
Rev. 5.00 Jan 06, 2006 page 127 of 818
T
Section 8 Bus State Controller (BSC)
2
T
f
f
cycle, which is
REJ09B0273-0500
h
and T
f
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