TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 722
TX4939XBG-400
Manufacturer Part Number
TX4939XBG-400
Description
Manufacturer
Toshiba
Datasheet
1.TX4939XBG-400.pdf
(740 pages)
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
Company:
Part Number:
TX4939XBG-400
Manufacturer:
NSC
Quantity:
872
Company:
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA
Quantity:
10 440
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
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Electrical
Rev. 3.1 November 1, 2005
CG
TX4939XB
Figure 28-3 Block Diagram of DDR SDRAM Controller
DLL
t_io_cell
D Q
D Q
D Q
Q
Q
D
D
28-6
t_driver
DRCKOUT
DRCKREF
DRCKP, DRCKM
DRA[13:0]
DRCS[1:0]*
DRRAS
DRCAS*
DRWE*
DRCKE
DRDM[3:0]
DRDQS[3:0]
DRDQ[31:0]
t_package +
Toshiba RISC Processor
t_board
DDR
SDRAM
TX4939
28
28
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