TX4939XBG-400

Product Summary

The TX4939XBG-400 is a 64-Bit TX System RISC.

Parametrics

TX4939XBG-400 absolute maximum ratings: (1)Supply Voltage 1 (for 3.3V I/O Pins) VDD33Max: –0.3 to 3.9V; (2)Supply Voltage 2 (for 2.5V I/O Pins) VDD25Max: –0.3 to -3.2V; (3)Supply Voltage 3 (for Internal Circuit) VDDCMax: –0.3 to -2.0V; (4)Input Voltage 1 VIN1: –0.3 to VDD33 + 0.3 V ; (5)Input Voltage 2 VIN2: –0.3 to VDD25 + 0.3 V; (6)Storage Temperature TSTG: -40 to 125 ℃; (7)Maximum Power Dissipation PD: T.B.D. W.

Features

TX4939XBG-400 features: (1)TX49/H4 Core (On-chip IEEE754 Compliant Single/Double Precision FPU); (2)DDR SDRAM Controller (2 Channels: 32-bit/100-200MHz); (3)External Bus Controller (8-bit,16-bit with 4-channels); (4)NOR Flash Interface on External bus; (5)NAND Flash Controller; (6)32-bit PCI Controller (33 MHz/66 MHz) with 4 clock outputs, arbiter, and interrupts for 6 devices.; (7)PCI Boot and Satellite mode; (8)Direct Memory Access Controller (8 Channels [4 Channels are dedicated to ACLC]); (9)SIO (4 Channels, ch2 and ch3 are multiplexed with SPI); (10)SPI (multiplexed with SIO ch2,ch3); (11)8-bit Video Port (Synchronous Parallel Interface); (12)Serial TS Video port (Max 3-ports); (13)Timer/Counter (6 Channels); (14)AC-link Controller / I2S(5.1ch) / I2S(2ch); (15)Ether MAC with RMII (2 Channels); (16)2-channel 100MB ATA IDE I/F; (17)Security Engine - DES/3DES/AES/MD5/SHA1; (18)Battery Backup RTC (48 bit linear counter, 250 bytes CMOS RAM); (19)Extensive Power Management Feature; (20)Any Internal Controller can stop clock and keep RESET status.; (21)On-chip SRAM (2 KB); (22)Interrupt controller (NMI, 4 external inputs for PCI and 3 external interrupt inputs for External Bus); (23)Maximum Operating Frequency (for the CPU): 400 MHz; (24)IEEE1149.1 (JTAG) Support: Debugging Support Unit; (25)Built-in Clock Generator; (26)20 MHz Single Xtal Operation; (27)Generate All necessary Clock including Audio Sampling Clock Source; (28)Audio Sampling 96, 48, 44.1, 32, 24, 22.05, 16, 8 KHz (x512); (29)Baud rate Clock source 14.7456 MHz.

Diagrams