TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 491

• 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

ATA100
17.7. ATA Bus Access Timing (ATA/ATAPI-6 Spec. Values)
17.7.1. PIO Mode
17.7.2. Multiword DMA Mode
Rev. 3.1 November 1, 2005
DIOR-/DIOW-
DIOR-/DIOW-
ADDR valid
CS0-/CS1-
DMACK-
DD[15:0]
DD[15:0]
DMARQ
DD[15:0]
DD[15:0]
(Read)
IORDY
(Write)
(Read)
(Write)
Min 50,30,25
(Clock Count 15,6,5)
Max 150,60,50
Min 0
Min 70,50,
Min 100,30,20
Min 100,30,20
Min 215,80,70
30,30,25
(Clock Count 40,26,16,12,8)
Min 600,383,240,180,120
17-37
Min 35
(Clock Count 11,9,7,6,5)
Min 165,125,100,80,70
DIOR Min 50,50,25
DIOW Min 215,50,25
(Clock Count 17,4,3)
Min 5
Min 20,15,10
(Clock Count 32,10,8)
DIOR Max 120,40,35
(Clock Count 8,3,3)
DIOW Max 40,40,35
(Clock Count 3,3,3)
Max 5
Min 480,150,120
Max 1250
Min 50,35,
Min 60,45,
20,20,20
30,30,20
Min 0
Max 5
Min 5
Min 20,15,10,10,10
(Clock Count 2,2,1,1,1)
Min - ,- ,- ,70,25
(Clock Count 29,17,9,6,3)
Min 30,20,
Max 20,25,25
15,10,10
Max 30
Min 15,10,10
Min 20,5,5
Toshiba RISC Processor
TX4939
17
17