Model name

V850ES/JH3-E

μPD70F
3778

μPD70F
3779

μPD70F
3780

μPD70F
3781

μPD70F
3782

μPD70F
3783

Internal
memory

Flash memory (KB)

256

384

512

384

512

512

RAM (KB)

60

60

60

60

60

60

Data memory (KB)

16

16

16

64

64

64

Clocks

Main system clock

24 to 50 MHz

Sub system clock

32.768 kHz

Watchdog timer internal
oscillator clock

220 kHz

Min. instruction
execution time

20 ns (at 50 MHz)

I/O ports

84 (5V Tolerant: 48)

Timers

16-bit timers

13

Realtime counter

1

Watchdog timer

1

10-bit A/D converters

10

Serial
interfaces

CSI/UART

1

CSI/UART/I²C bus

2

CSI w/FIFO /UART

1

CSI w/FIFO (Note 1)
/UART/I²C bus

1

CSI/UART w/FIFO

2

CSI w/FIFO (Note 1)

1

UART/I²C bus/CAN
(Note 2)

1

Ethernet Controller

1 (10/100 Base)

USB controller

USB 2.0 function controller (full speed): 1

DMA controllers

4

Interrupt
sources

External

22

Internal

79

83

Power save function

HALT/IDLE1/IDLE2/STOP/Sub clock/Sub IDLE

Other functions

Low-voltage detection circuit, real time output,
motor control timer, key return function, etc.

On-chip debugging

Yes

Operating power supply voltage

2.85 to 3.6 V @ 50MHz

Package

128-pin LQFP (14x20 mm)

Model name

V850ES/JJ3-E

μPD70F
3784

μPD70F
3785

μPD70F
3786

Internal
memory

Flash memory (KB)

512

512

512

RAM (KB)

60

60

60

Data memory (KB)

16

64

64

Clocks

Main system clock

24 to 50 MHz

Sub system clock

32.768 kHz

Watchdog timer
internal oscillator clock

220 kHz

Min. instruction
execution time

20 ns (at 50 MHz)

I/O ports

100 (5V tolerant: 59)

Timers

16-bit timers

13

Realtime counter

1

Watchdog timer

1

10-bit A/D converters

12

Serial
interfaces

CSI

3

CSI/UART/ I²C bus

2

CSI w/FIFO /UART

1

CSI w/FIFO (Note 1)
/UART/I²C bus

1

CSI/UART w/FIFO

2

CSI w/FIFO (Note 1)

1

I²C bus

1

UART/I²C bus/CAN
(Note 3)

1

Ethernet controller

1 (10/100 Base)

USB controller

USB 2.0 function controller (full speed):1

DMA controllers

4

Interrupt
sources

External

27

Internal

84

88

Power save function

HALT/IDLE1/IDLE2/STOP/Sub clock/Sub IDLE

Other functions

Low-voltage detection circuit, real time output,
motor control timer, key return function, etc.

On-chip debugging

Yes

Operating power supply voltage

2.85 to 3.6 V @ 50 MHz

Package

144-pin LQFP (20x20 mm)