HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 206
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
- Current page: 206 of 843
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Section 9 Direct Memory Access Controller (DMAC)
Burst Mode, Single Address, and Edge Detection: In burst mode with single address and edge
detection, DREQ sampling is conducted only on the first cycle. In figure 9.24, a dummy cycle is
inserted, at the earliest, three cycles after the timing for the first sampling. During this period, data
is undefined, and DACK is not output. Nor is the number of DMAC transfers counted. Thereafter,
DMAC transfer continues until the data transfer count set in the TCR has ended. DREQ sampling
is not conducted during this period. Therefore, DRAK is output on the first cycle only.
When DMAC transfer is resumed after being halted by a NMI or address error, be sure to reinput
an edge request. DRAK is output once, and the remaining transfer restarts after output of one
dummy cycle.
The DACK output period in burst mode is the same as in cycle steal mode.
Rev. 5.00 Jan 06, 2006 page 184 of 818
REJ09B0273-0500
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