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Table 1. Specifications for R8C/34W Group

Item Function Specification
CPU Central
processing
unit
R8C CPU core
  • Number of fundamental instructions: 89
  • Minimum instruction execution time:
    50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V)
  • Multiplier: 16 bits × 16 bits → 32 bits
  • Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits
  • Operation mode: Single-chip mode (address space: 1 Mbyte)
Memory ROM, RAM,
Data Flash
See Product Lineup.
Power
Supply
Voltage
Detection
Voltage
detection
circuit
  • Power-on reset
  • Voltage detection 3 (detection level of voltage detection 1 selectable)
I/O Ports Programmable
I/O ports
  • Input-only: 1 pin
  • CMOS I/O ports: 43, selectable pull-up resistor
Clock Clock
generation
circuits
  • 3 circuits:
    XIN clock oscillation circuit (with on-chip feedback resistor),
    High-speed on-chip oscillator (with frequency adjustment function),
    Low-speed On-chip oscillator
  • Oscillation stop detection: XIN clock oscillation stop detection function
  • Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
  • Low power consumption modes:
    Standard operating mode (high-speed clock,
    high-speed on-chip oscillator, low-speed on-chip oscillator),
    wait mode, stop mode
Interrupts
  • Interrupt vectors: 69
  • External: 9 sources (INT × 5, Key input × 4)
  • Priority levels: 7 levels
Watchdog Timer
  • 14 bits × 1 (with prescaler)
  • Reset start selectable
  • Low-speed on-chip oscillator for watchdog timer selectable
DTC (Data Transfer
Controller)
  • 1 channel
  • Activation sources: 31
  • Transfer modes: 2 (normal mode, repeat mode)
Timer Timer RA
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), pulse output mode (output level inverted every period), event counter mode, pulse width measurement mode, pulse period measurement mode
Timer RB
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), programmable waveform generation mode (PWM output), programmable one-shot generation mode, programmable wait one-shot generation mode
Timer RC
16 bits × 1 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 3 pins), PWM2 mode (PWM output pin)
Timer RD
16 bits × 2 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 6 pins), reset synchronous PWM mode (output three-phase waveforms (6 pins), sawtooth wave modulation), complementary PWM mode (output three-phase waveforms (6 pins), triangular wave modulation), PWM3 mode (PWM output 2 pins with fixed period)
Timer RE
8 bits × 1
Output compare mode
Serial
Interface
UART0 1 channel
Clock synchronous serial I/O, UART
UART2 1 channel
Clock synchronous serial I/O, UART, I2C mode (Simple I2C), IE mode (IE BUS), multiprocessor communication function
Synchronous Serial
Communication Unit
(SSU)
1 channel
LIN Module Hardware LIN: 1 (timer RA, UART0)
CAN Module 1 channel, 16 Mailboxes (conforms to the ISO 11898-1)
A/D Converter 10-bit resolution × 12 channels,
includes sample and hold function, with sweep mode
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)
Current Consumption Typ. 7 mA (VCC = 5.0 V, f(XIN) = 20 MHz)
Operating Ambient Temperature -40 to 85 degrees C (J version)
-40 to 125 degrees C (K version)(1)
Package
48-pin LQFP
Package code: PLQP0048KB-A (previous code: 48P6Q-A)

Note:
1. Specify the K version if K version functions are to be used.

Table 2. Specifications for R8C/34X Group

Item Function Specification
CPU Central
processing
unit
R8C CPU core
  • Number of fundamental instructions: 89
  • Minimum instruction execution time:
    50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V)
  • Multiplier: 16 bits × 16 bits → 32 bits
  • Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits
  • Operation mode: Single-chip mode (address space: 1 Mbyte)
Memory ROM, RAM,
Data Flash
See Product Lineup
Power
Supply
Voltage
Detection
Voltage
detection
circuit
  • Power-on reset
  • Voltage detection 3 (detection level of voltage detection 1 selectable)
I/O Ports Programmable
I/O ports
  • Input-only: 1 pin
  • CMOS I/O ports: 43, selectable pull-up resistor
Clock Clock
generation
circuits
  • 3 circuits:
    XIN clock oscillation circuit (with on-chip feedback resistor),
    High-speed on-chip oscillator (with frequency adjustment function),
    Low-speed On-chip oscillator
  • Oscillation stop detection: XIN clock oscillation stop detection function
  • Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
  • Low power consumption modes:
    Standard operating mode (high-speed clock,
    high-speed on-chip oscillator, low-speed on-chip oscillator),
    wait mode, stop mode
Interrupts
  • Interrupt vectors: 69
  • External: 9 sources (INT × 5, Key input × 4)
  • Priority levels: 7 levels
Watchdog Timer
  • 14 bits × 1 (with prescaler)
  • Reset start selectable
  • Low-speed on-chip oscillator for watchdog timer selectable
DTC (Data Transfer
Controller)
  • 1 channel
  • Activation sources: 31
  • Transfer modes: 2 (normal mode, repeat mode)
Timer Timer RA
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), pulse output mode (output level inverted every period), event counter mode, pulse width measurement mode, pulse period measurement mode
Timer RB
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), programmable waveform generation mode (PWM output), programmable one-shot generation mode, programmable wait one-shot generation mode
Timer RC
16 bits × 1 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 3 pins), PWM2 mode (PWM output pin)
Timer RD
16 bits × 2 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 6 pins), reset synchronous PWM mode (output three-phase waveforms (6 pins), sawtooth wave modulation), complementary PWM mode (output three-phase waveforms (6 pins), triangular wave modulation), PWM3 mode (PWM output 2 pins with fixed period)
Timer RE
8 bits × 1
Output compare mode
Serial
Interface
UART0 1 channel
Clock synchronous serial I/O, UART
UART2 1 channel
Clock synchronous serial I/O, UART, I2C mode (Simple I2C), IE mode (IE BUS), multiprocessor communication function
Synchronous Serial
Communication Unit
(SSU)
1 channel
LIN Module Hardware LIN: 1 (timer RA, UART0)
CAN Module 1 channel, 16 Mailboxes (conforms to the ISO 11898-1)
A/D Converter 10-bit resolution × 12 channels,
includes sample and hold function, with sweep mode
Flash Memory
  • Programming and erasure voltage: VCC=2.7 to 5.5 V
  • Programming and erasure endurance: 100 times (program ROM)
  • Program security: ROM code protect, ID code check
  • Debug functions: On-chip debug, on-board flash rewrite function
Operating Frequency/
Supply Voltage
f(XIN) = 20 MHz (VCC = 2.7 to 5.5 V)
Current Consumption Typ. 7 mA (VCC = 5.0 V, f(XIN) = 20 MHz)
Operating Ambient Temperature -40 to 85 degrees C (J version)
-40 to 125 degrees C (K version)(1)
Package
48-pin LQFP
Package code: PLQP0048KB-A (previous code: 48P6Q-A)

Note:
1. Specify the K version if K version functions are to be used.

Table 3. Specifications for R8C/34Y Group

Item Function Specification
CPU Central
processing
unit
R8C CPU core
  • Number of fundamental instructions: 89
  • Minimum instruction execution time:
    50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V)
  • Multiplier: 16 bits × 16 bits → 32 bits
  • Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits
  • Operation mode: Single-chip mode (address space: 1 Mbyte)
Memory ROM, RAM,
Data Flash
See Product Lineup.
Power
Supply
Voltage
Detection
Voltage
detection
circuit
  • Power-on reset
  • Voltage detection 3 (detection level of voltage detection 1 selectable)
I/O Ports Programmable
I/O ports
  • Input-only: 1 pin
  • CMOS I/O ports: 43, selectable pull-up resistor
Clock Clock
generation
circuits
  • 3 circuits:
    XIN clock oscillation circuit (with on-chip feedback resistor),
    High-speed on-chip oscillator (with frequency adjustment function),
    Low-speed On-chip oscillator
  • Oscillation stop detection: XIN clock oscillation stop detection function
  • Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
  • Low power consumption modes:
    Standard operating mode (high-speed clock,
    high-speed on-chip oscillator, low-speed on-chip oscillator),
    wait mode, stop mode
Interrupts
  • Interrupt vectors: 69
  • External: 9 sources (INT × 5, Key input × 4)
  • Priority levels: 7 levels
Watchdog Timer
  • 14 bits × 1 (with prescaler)
  • Reset start selectable
  • Low-speed on-chip oscillator for watchdog timer selectable
DTC (Data Transfer
Controller)
  • 1 channel
  • Activation sources: 31
  • Transfer modes: 2 (normal mode, repeat mode)
Timer Timer RA
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), pulse output mode (output level inverted every period), event counter mode, pulse width measurement mode, pulse period measurement mode
Timer RB
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), programmable waveform generation mode (PWM output), programmable one-shot generation mode, programmable wait one-shot generation mode
Timer RC
16 bits × 1 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 3 pins), PWM2 mode (PWM output pin)
Timer RD
16 bits × 2 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 6 pins), reset synchronous PWM mode (output three-phase waveforms (6 pins), sawtooth wave modulation), complementary PWM mode (output three-phase waveforms (6 pins), triangular wave modulation), PWM3 mode (PWM output 2 pins with fixed period)
Timer RE
8 bits × 1
Output compare mode
Serial
Interface
UART0 1 channel
Clock synchronous serial I/O, UART
UART2 1 channel
Clock synchronous serial I/O, UART, I2C mode (Simple I2C), IE mode (IE BUS), multiprocessor communication function
Synchronous Serial
Communication Unit
(SSU)
1 channel
LIN Module Hardware LIN: 1 (timer RA, UART0)
A/D Converter 10-bit resolution × 12 channels,
includes sample and hold function, with sweep mode
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)
Current Consumption Typ. 7 mA (VCC = 5.0 V, f(XIN) = 20 MHz)
Operating Ambient Temperature -40 to 85 degrees C (J version)
-40 to 125 degrees C (K version)(1)
Package
48-pin LQFP
Package code: PLQP0048KB-A (previous code: 48P6Q-A)

Note:
1. Specify the K version if K version functions are to be used.

Table 4. Specifications for R8C/34Z Group

Item Function Specification
CPU Central
processing
unit
R8C CPU core
  • Number of fundamental instructions: 89
  • Minimum instruction execution time:
    50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V)
  • Multiplier: 16 bits × 16 bits → 32 bits
  • Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits
  • Operation mode: Single-chip mode (address space: 1 Mbyte)
Memory ROM, RAM,
Data Flash
See Product Lineup.
Power
Supply
Voltage
Detection
Voltage
detection
circuit
  • Power-on reset
  • Voltage detection 3 (detection level of voltage detection 1 selectable)
I/O Ports Programmable
I/O ports
  • Input-only: 1 pin
  • CMOS I/O ports: 43, selectable pull-up resistor
Clock Clock
generation
circuits
  • 3 circuits:
    XIN clock oscillation circuit (with on-chip feedback resistor),
    High-speed on-chip oscillator (with frequency adjustment function),
    Low-speed on-chip oscillator
  • Oscillation stop detection: XIN clock oscillation stop detection function
  • Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
  • Low power consumption modes:
    Standard operating mode (high-speed clock,
    high-speed on-chip oscillator, low-speed on-chip oscillator),
    wait mode, stop mode
Interrupts
  • Interrupt vectors: 69
  • External: 9 sources (INT × 5, Key input × 4)
  • Priority levels: 7 levels
Watchdog Timer
  • 14 bits × 1 (with prescaler)
  • Reset start selectable
  • Low-speed on-chip oscillator for watchdog timer selectable
DTC (Data Transfer
Controller)
  • 1 channel
  • Activation sources: 31
  • Transfer modes: 2 (normal mode, repeat mode)
Timer Timer RA
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), pulse output mode (output level inverted every period), event counter mode, pulse width measurement mode, pulse period measurement mode
Timer RB
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), programmable waveform generation mode (PWM output), programmable one-shot generation mode, programmable wait one-shot generation mode
Timer RC
16 bits × 1 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 3 pins), PWM2 mode (PWM output pin)
Timer RD
16 bits × 2 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode (output 6 pins), reset synchronous PWM mode (output three-phase waveforms (6 pins), sawtooth wave modulation), complementary PWM mode (output three-phase waveforms (6 pins), triangular wave modulation), PWM3 mode (PWM output 2 pins with fixed period)
Timer RE
8 bits × 1
Output compare mode
Serial
Interface
UART0 1 channel
Clock synchronous serial I/O, UART
UART2 1 channel
Clock synchronous serial I/O, UART, I2C mode (Simple I2C), IE mode (IE BUS), multiprocessor communication function
Synchronous Serial
Communication Unit
(SSU)
1 channel
LIN Module Hardware LIN: 1 (timer RA, UART0)
A/D Converter 10-bit resolution × 12 channels,
includes sample and hold function, with sweep mode
Flash Memory
  • Programming and erasure voltage: VCC=2.7 to 5.5 V
  • Programming and erasure endurance: 100 times (program ROM)
  • Program security: ROM code protect, ID code check
  • Debug functions: On-chip debug, on-board flash rewrite function
Operating Frequency/
Supply Voltage
f(XIN) = 20 MHz (VCC = 2.7 to 5.5 V)
Current Consumption Typ. 7 mA (VCC = 5.0 V, f(XIN) = 20 MHz)
Operating Ambient Temperature -40 to 85 degrees C (J version)
-40 to 125 degrees C (K version)(1)
Package
48-pin LQFP
Package code: PLQP0048KB-A (previous code: 48P6Q-A)

Note:
1. Specify the K version if K version functions are to be used.

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