R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 35

• Manufacturer Part Number: R5F21324CNSP#U0
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Cr

Specifications of R5F21324CNSP#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: 15
• 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 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 6 of 573
1.4
Figure 1.3
P3_4/IVREF3/SSI(/RXD2/SCL2/TXD2/SDA2/TRCIOC)
Figure 1.3 shows Pin Assignment (Top View). Table 1.4 outlines the Pin Name Information by Pin Number.
P3_7/SDA/SSO/TRAO(/RXD2/SCL2/TXD2/SDA2)
Pin Assignment
P3_5/SCL/SSCK(/CLK2/TRCIOD)
Pin Assignment (Top View)
P4_7/XOUT(/XCOUT)
P4_6/XIN(/XCIN)
P4_2/VREF
Notes:
VCC/AVCC
VSS/AVSS
1. Can be assigned to the pin in parentheses by a program.
2. Confirm the pin 1 position on the package by referring to the package dimensions.
RESET
MODE
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
P1_0/AN8/KI0(/TRCIOD)
P1_1/AN9/KI1(/TRCIOA/TRCTRG)
P1_2/AN10/Kl2(/TRCIOB)
P1_3/AN11/Kl3/TRBO(/TRCIOC)
P1_4(/TXD0/TRCCLK)
P1_5(/INT1/RXD0/TRAIO)
P1_6/IVREF1(/CLK0)
P1_7/IVCMP1/INT1(/TRAIO)
P4_5/ADTRG/INT0(/RXD2/SCL2)
P3_3/IVCMP3/INT3/SCS(/CTS2/RTS2/TRCCLK)
1. Overview