TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 307

no-image

TX4939XBG-400

Manufacturer Part Number
TX4939XBG-400
Description
Manufacturer
Toshiba
Datasheet

Specifications of TX4939XBG-400

Cpu Core
TX49/H4 90nm
Clock Mhz/max Mips
400/520
Inst./data Cache
32KB (4 Way)/32KB (4 Way)
Tlb
x
1cycle Mac
x
Volts (v)
1.25/2.5/3.3
Peripherals
DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
Companion Chip
TC86C001FG
Package
PGBA456

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TX4939XBG-400
Manufacturer:
NSC
Quantity:
872
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA
Quantity:
10 440
Part Number:
TX4939XBG-400
Manufacturer:
XILINX
0
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Toshiba RISC Processor
DMA
TX4939
14.3.15. Restrictions in Access to PCI Bus
The PCI Controller detects a bus error if the DMA Controller performs one of the following accesses to the PCI Bus.
Burst transfer exceeding 8 double words (PCICSTATUS.TLB)
Address Increment value –8 Burst transfer (PCICSTATUS.NIB)
Address Increment Value 0 Burst transfer (PCICSTATUS.ZIB)
Dual Address Burst transfer when the setting for DMSARn, DMDARn, or DMCNTRn is not a double word boundary
(PCICSTATUS.IAA)
In addition, Single Address transfers between an external I/O device and the PCI Bus are not supported. Data transfer is
not performed, but no error is detected.
14
14
Rev. 3.1 November 1, 2005
14-19

Related parts for TX4939XBG-400