R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 39

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 27
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 9 of 589
Table 1.6
I: Input
Reference voltage
input
A/D converter
D/A converter
Comparator B
I/O port
Input port
Item
O: Output
Pin Functions (2)
VREF
AN0 to AN11
ADTRG
DA0, DA1
IVCMP1, IVCMP3
IVREF1, IVREF3
P0_0 to P0_7,
P1_0 to P1_7,
P2_0 to P2_2,
P3_1,
P3_3 to P3_5,
P3_7,
P4_5 to P4_7
P4_2
Pin Name
I/O: Input and output
I/O Type
I/O
O
I
I
I
I
I
I
Reference voltage input pin to A/D converter and D/A
converter
Analog input pins to A/D converter
A/D external trigger input pin
D/A converter output pins
Comparator B analog voltage input pins
Comparator B reference voltage input pins
CMOS I/O ports. Each port has an I/O select direction
register, allowing each pin in the port to be directed for input
or output individually.
Any port set to input can be set to use a pull-up resistor or not
by a program.
All ports can be used as LED drive ports.
Input-only port
Description
1. Overview