UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 219

• Manufacturer Part Number: UPD70F3738GF-GAS-AX
• Description: MCU 32BIT V850ES/JX3-L 100-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Lr

Specifications of UPD70F3738GF-GAS-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 84
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Cautions 1. Do not change the CPU clock (by using the CK3 to CK0 bits) while CLKOUT is being
Remark
2. Use a bit manipulation instruction to manipulate the CK3 bit.
3. When the external clock is used, set the MFRC bit to “1” so as not to use the internal
4. Even if the MCK bit is set (1) while the system is operating with the main clock as the CPU
5. Before changing the MCK bit from 0 to 1, stop the on-chip peripheral functions operating
6. When the main clock is stopped and the device is operating on the subclock, clear (0) the
×: don’t care
output.
manipulation instruction, do not change the set values of the CK2 to CK0 bits.
feedback resistor.
clock, the operation of the main clock does not stop. It stops after the CPU clock has
been changed to the subclock.
on the main clock.
MCK bit and secure the oscillation stabilization time by software before switching the
CPU clock to the main clock or operating the on-chip peripheral functions.
CHAPTER 6 CLOCK GENERATOR
User’s Manual U18953EJ5V0UD
When using an 8-bit
(2/2)
217