HD6417034AFI20 Renesas Electronics America, HD6417034AFI20 Datasheet - Page 644
HD6417034AFI20
Manufacturer Part Number
HD6417034AFI20
Description
IC SUPERH MPU ROMLESS 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7030r
Datasheet
1.HD6417034AFI20.pdf
(689 pages)
Specifications of HD6417034AFI20
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 Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
HD6417034AFI20
Manufacturer:
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Quantity:
10 000
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Part Number:
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Manufacturer:
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Quantity:
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Appendix A On-Chip Supporting Module Registers
Table A.45 DCR Bit Functions
Bit
15
14
13
12
11
10
9,8
Rev. 7.00 Jan 31, 2006 page 616 of 658
REJ09B0272-0700
Bit Name
2-CAS system/2-WE
system (CW2)
RAS down (RASD)
Number of RAS pre-charge
cycles (TPC)
Burst operation enable (BE) 0
CAS duty (CDTY)
Multiplex enable (MXE)
Multiplex shift count 1,0
(MXC1, MXC0)
Value
0
1
0
1
0
1
1
0
1
0
1
0
0
1
1
0
1
0
1
Description
2-CAS system: CASH, CASL, and WRL signals are
valid
2-WE system: CASL, WRH, and WRL signals are
valid
RAS up mode: Returns RAS signal to high and
waits for next DRAM access
RAS down mode: Leaves RAS signal low and waits
for next DRAM access
1-cycle pre-charge cycle inserted
2-cycle pre-charge cycle inserted
Normal mode: Full access
High-speed page mode: Burst operation
CAS signal high width duty ratio is 50% (Initial value)
CAS signal high width duty ratio is 35%
Row address and column address not multiplexed
Row address and column address multiplexed
Row address shift
(MXE = 1)
8 bits (Initial value)
9 bits
10 bits
Reserved
Row address for comparison
during burst (MXE = 0 or 1)
A27–A8
A27–A9
A27–A10
Reserved
(Initial value)
(Initial value)
(Initial value)
(Initial value)
(Initial value)
(Initial value)
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