R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 485

MCU 1KB FLASH 16K ROM 20-LSSOP

R5F21324CNSP#U0

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

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 456 of 573
Figure 27.5
Figure 27.6
Note:
Note:
1. The conversion result for an open circuit varies with external circuits. Careful evaluation should be
1. The conversion result for an open circuit varies with external circuits. Careful evaluation should be
performed before using this function.
Open
Open
performed before using this function.
A/D Open-Circuit Detection Example on AVCC Side (Precharge before Conversion
Selected)
A/D Open-Circuit Detection Example on AVSS Side (Discharge before Conversion
Selected)
External circuit
External circuit
example
example
R
R
(1)
(1)
C
C
Analog input
Analog input
i = 8 to 11
i = 8 to 11
ANi
ANi
ADDDAEN
ADDDAEN
Precharge
Discharge
Chopper amp
Chopper amp
OFF
OFF
capacitor
capacitor
ON
ON
control signal
control signal
control signal
control signal
Precharge
Precharge
Discharge
Discharge
27. A/D Converter

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