TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 83

• 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

Pin Assignment
3.3.17. SIO Interface
3.3.18. Timer Interface
3.3.19. Interrupt Signals
3.3.20. PLL Power and Ground
Rev. 3.1 November 1, 2005
Timer Interface
Signal Name
TIMER [1:0]
WDRST*
Interrupt Signals
Signal Name
NMI*
INT[2:0]*
INTA*
INTB*
INTC*
INTD*
PLL Power and Ground
Signal Name
PLL12Vdd_A
PLL12Vss_A
PLL3Vdd_A
PLL3Vss_A
SIO Interface
Signal Name
RXD0
TXD0
CTS0
RTS0
RXD1
TXD1
RXD2
TXD2
RXD3
TXD3
I/O
Input
PU
Tri-state
Output PU
Input
PU
Tri-state
Output PU
Input
PU
Tri-state
Output PU
Input
PU
Tri-state
Output PU
Input
PU
Tri-state
Output PU
I/O
Output
OD
Output
I/O
Input
PU
Input
PU
Input
PU
I/O
–
–
–
–
Function
SIO channel 0 Reception Data
This is the Serial data input signal.
SIO channel 0 Transfer Data
This is the Serial data output signal.
PU is for Boot Configuration
SIO channel 0 Clear To Send signal
SIO channel 0 Ready To Send signal.
SIO channel 1 Reception Data
This is the Serial data input signal.
SIO channel 1 Transfer Data
This is the Serial data output signal.
PU is for Boot Configuration
SIO channel 2 Reception Data
This is the Serial data input signal.
SIO channel 2 Transfer Data
This is the Serial data output signal.
SIO channel 3 Reception Data
This is the Serial data input signal.
SIO channel 3 Transfer Data
This is the Serial data output signal.
Function
Timer Output
This is the timer output signal.
Watchdog Reset
This is the Watchdog Reset output signal.
Function
Non-Maskable Interrupt
This is the Non-Maskable Interrupt signal.
External Interrupt Request
These are the external interrupt signals.
External Interrupt dedicated for PCI
Function
Power Supply for PLL1 and PLL2
This is the PLL analog power pin.
will be 1.2V power supply voltage.
Ground for PLL1 and PLL2
This is the PLL analog ground pin.
Power Supply for PLL3 (Audio)
This is the PLL analog power pin.
will be 1.2V power supply voltage.
Ground for PLL3 (Audio)
This is the PLL analog ground pin.
3-11
PLL will be modified version of PLL3M32E, which
PLL will be modified version of PLL3M32E, which
Toshiba RISC Processor
TX4939
3
3