HD64F7051SFJ20V Renesas Electronics America, HD64F7051SFJ20V Datasheet - Page 661
![MCU 5V 256K J-TEMP PB-FREE QFP-1](/photos/28/62/286212/168-bqfp_sml.jpg)
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: 661 of 843
- Download datasheet (5Mb)
20.1
The SH7050 has 6 kbytes/the SH7051 has 10 kbytes of on-chip RAM. The on-chip RAM is linked
to the CPU and direct memory access controller (DMAC) with a 32-bit data bus (figure 20.1). The
CPU can access data in the on-chip RAM in 8, 16, or 32 bit widths. The DMAC can access 8 or 16
bit widths. On-chip RAM data can always be accessed in one state, making the RAM ideal for use
as a program area, stack area, or data area, which require high-speed access. The contents of the
on-chip RAM are held in both the sleep and software standby modes. When the RAME bit (see
below) is cleared to 0, the on-chip RAM contents are also held in hardware standby mode.
Memory area 0 addresses H'FFFFF800 to H'FFFFFFFF (SH7050) and H'FFFF0800 to
H'FFFFFFFF (SH7051) are allocated to the on-chip RAM.
Overview
SH7050
SH7051
H'FFFFFFFC
H'FFFFFFFC
H'FFFFF800
H'FFFFF804
H'FFFFD800
H'FFFFD804
Figure 20.1 Block Diagram of RAM
Section 20 RAM
H'FFFFFFFD
H'FFFFFFFD
H'FFFFD801
H'FFFFD805
H'FFFFF801
H'FFFFF805
Internal data bus (32 bits)
Internal data bus (32 bits)
On-chip RAM
On-chip RAM
H'FFFFFFFE
H'FFFFFFFE
H'FFFFD802
H'FFFFD806
H'FFFFF802
H'FFFFF806
Rev. 5.00 Jan 06, 2006 page 639 of 818
H'FFFFFFFF
H'FFFFFFFF
H'FFFFD803
H'FFFFD807
H'FFFFF803
H'FFFFF807
REJ09B0273-0500
Section 20 RAM
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