TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 225

• Manufacturer Part Number: TX4939XBG-400
• Manufacturer: Toshiba

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

NDFMC
10.1. Features
The TX4939XBG has a built-in NAND Flash Controller (NDFMC-II). The NDFMC-II generates the control signals required
to interface with NAND flash memory. Also, the NDFMC-II performs ECC calculation and support DMA data transfer.
The NAND Flash Controller has the following features.
Rev. 3.1 November 1, 2005
Indirect register access to NAND flash memory
On-chip ECC calculation circuit
DMA Operation for NAND READ data transfer
Chapter 10. NAND Flash Memory Controller
10-1
Toshiba RISC Processor
TX4939
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