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Renesas Electronics

V850 » UPD70F3826GB-GAH-AX

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UPD70F3826GB-GAH-AX Available Directly From Manufacturer QUOTE

The V850ES/Jx3-E are 32-bit single-chip microcontrollers that use the V850ES CPU core and incorporate peripheral functions such as ROM/RAM, a timer/counter, serial interfaces, an A/D converter, a D/A converter, a DMA controller, CAN, a USB function controller, and a built-in IEEE 802.3-compliant Ethernet controller.

Key Features:

Opetrating Voltage: 2.85 to 3.6V
Max. frequency: 50 MHz
ROM capacities: 64 KB to 512 KB flash memory
RAM capacities: Internal 32KB to 64KB (Including 16 KB of data RAM area), 76 KB to 124 KB (Including 16/64 KB of data RAM area)
Package: 64-pin LQFP package, 64-pin FBGA package, 64-pin WQFN package, 80-pin LQFP package, 128-pin LQFP package, 144-pin LQFP package
10/100 Mbps Ethernet Media Access Controller (MAC) conforming to IEEE802.3, a FIFO controller for flow control, and a checksum calculation unit (only for received packets) conforming to RFC1071.
Number of instructions: 83
Minimum instruction execution time: 20 ns (@ 50 MHz operation with main clock (fXX))

  • Main clock oscillation: fX = 3 to 6.25 MHz
  • Subclock oscillation: fXT = 32.768 kHz
  • Internal oscillation: fR = 220 kHz (TYP.)

General-purpose registers: 32 bits x 32 registers
Instruction set:

  • Signed multiplication
  • Saturation operations
  • 32-bit shift instructions
  • bit manipulation instructions
  • Load/store instructions

Memory space: 64 MB linear address space
External bus interface: Multiplexed bus mode, Separate bus mode
I/O ports: 29/41/64/84/100
Interrupts and exceptions:

  • Non-maskable interrupts: 2 sources
  • Maskable interrupts: 62/66/70/99/103/109/113 sources


  • 16-bit timer/event counter AA (TAA): 4/6 channels
  • 16-bit timer/event counter AB (TAB): 1/2 channels
  • Motor control function supported
  • 16-bit interval timer M (TMM): 4 channels
  • 16-bit encoder timer T (TMT): 1 channel
  • Real-time counter: 1 channel
  • Watchdog timer: 1 channel

Real-time output function: 0/6 channels
A/D converter: 10-bit resolution x 8/12 channels
Serial interface

  • Ethernet controller: 1 channel
  • USB function controller: 1 channel
  • CAN :1 channel ((μPD70F3829,μPD70F3833,μPD70F3837,μPD70F3783, 70F3786 only)
  • Asynchronous serial interface B with FIFO: 0/2 channels
  • Asynchronous serial interface C(UARTC): 3/5/6/8 channels
  • Clocked serial interface E(CSIE) with FIFO: 0/2 channels
  • Clocked serial interface F(CSIF): 3/5/6 channels
  • I2C bus interface: 2/3/4/5 channels

DMA controller: 4 channels
Power save function: HALT/IDLE1/IDLE2/STOP/subclock/sub-IDLE mode
On-chip debug function

Key Applications:

  • Equipments for necessary of Ethernet and network control for industrial, factory automation and buildinng management system


Data Sheet