
R8C/38A Group
1. Overview
REJ03B0274-0110 Rev.1.10 Sep 28, 2009
Under development Preliminary specification
Specifications in this manual are tentative and subject to change.
Table 1.2
Specifications for R8C/38A Group (2)
Item
Function
Specification
Timer
Timer RE
8 bits × 1
Output compare mode
Timer RF
16 bits × 1
Input capture mode (input capture circuit), output compare mode (output
compare circuit)
Timer RG
16 bits × 1
Timer mode (input capture function, output compare function), PWM mode
(output 1 pin), phase counting mode (available automatic measurement for
the counts of 2-phase encoder)
Serial
Interface
UART0, UART1
Clock synchronous serial I/O/UART × 2 channel
UART2
Clock synchronous serial I/O, UART, I2C mode (I2C bus), multiprocessor
communication function
Synchronous Serial
Communication Unit (SSU)
1 (shared with I2C bus)
I2C bus
1 (shared with SSU)
LIN Module
Hardware LIN: 1 (timer RA, UART0)
A/D Converter
10-bit resolution × 20 channels, includes sample and hold function, with sweep
mode
D/A Converter
8-bit resolution × 2 circuits
Comparator A
2 circuits (shared with voltage monitor 1 and voltage monitor 2)
External reference voltage input available
Comparator B
2 circuits
Flash Memory
Programming and erasure voltage: VCC = 2.7 to 5.5 V
Programming and erasure endurance: 10,000 times (data flash)
1,000 times (program ROM)
Program security: ROM code protect, ID code check
Debug functions: On-chip debug, on-board flash rewrite function
Background operation (BGO) function (data flash)
Operating Frequency/Supply
Voltage
f(XIN) = 20 MHz (VCC = 2.7 to 5.5 V)
f(XIN) = 5 MHz (VCC = 1.8 to 5.5 V)
Current consumption
Typ. 7.0 mA (VCC = 5.0 V, f(XIN) = 20 MHz)
Typ. 3.5 mA (VCC = 3.0 V, f(XIN) = 10 MHz)
Typ. 4.0
A (VCC = 3.0 V, wait mode (f(XCIN) = 32 kHz))
Typ. 2.0
A (VCC = 3.0 V, stop mode)
Operating Ambient Temperature
20 to 85°C (N version)
Package
64-pin LQFP
Package code: PLQP0080KB-A (previous code: 80P6Q-A)