HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 66

• Manufacturer Part Number: HD6417712BPV
• Description: MPU 1.5/3.3V 0K PB-FREE 256-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Ethernetr

Specifications of HD6417712BPV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, Ethernet, FIFO, SCI, SIO
• Peripherals: DMA, POR, WDT
• Number Of I /o: 24
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 1 Overview and Pin Function
Rev. 1.00 Dec. 27, 2005 Page 22 of 932
REJ09B0269-0100
Classification
Bus control
Direct memory
access controller
(DMAC)
Symbol
WE0(BE0)
RAS
CAS
CKE
IOIS16
DQMUU
DQMUL
DQMLU
DQMLL
REFOUT
WAIT
DREQ0,
DREQ1
DACK0,
DACK1
TEND0,
TEND1
I/O
O
O
O
O
I
O
O
O
O
O
I
I
O
O
Name
Byte write
RAS
CAS
CK enable
16-bit I/O
selection
DQM
DQM
DQM
DQM
Refresh request
output
Wait
DMA-transfer
request
DMA-transfer
request accept
DMA-transfer
end output
Function
Indicates that bits 7 to 0 of the data
in the external memory or device are
being written.
Connects RAS pin during access to
the SDRAM.
Connects CAS pin during access to
the SDRAM.
Connects CKE pin during access to
the SDRAM.
Indicates 16-bit I/O for PCMCIA.
Selects D31 to D24 during access to
the SDRAM.
Selects D23 to D16 during access to
the SDRAM.
Selects D15 to D8 during access to
the SDRAM.
Selects D7 to D0 during access to
the SDRAM.
Outputs the refresh request in
master mode or bus release.
Inserts a wait cycle into the bus
cycles during access to the external
space.
Input pin for external requests for
DMA transfer.
Output pin for request acceptance,
in response to external requests for
DMA transfer.
Output pin for DMA transfer end
signal.