R5F21217JFP#U1 Renesas Electronics America, R5F21217JFP#U1 Datasheet - Page 379

• Manufacturer Part Number: R5F21217JFP#U1
• Description: MCU FLASH 48K 2.5K CMOS 48LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F21217JFP#U1

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 18.1
interrupt request
Software trigger
Timer RD
AVSS
VREF
Block Diagram of A/D Converter
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P1_2/AN10
P1_3/AN11
ADCAP = 0
ADCAP = 1
CH0 to CH2, ADGSEL, CKS0: Bits in ADCON0 register
CKS1, VCUT: Bits in ADCON1 register
P0_7/AN0
P0_6/AN1
P0_5/AN2
P0_4/AN3
P0_3/AN4
P0_2/AN5
P0_1/AN6
P0_0/AN7
P1_0/AN8
P1_1/AN9
VCUT = 1
VCUT = 0
fOCO-F
f1
Successive conversion register
Trigger
Resistor ladder
CH2 to CH0 = 000b
CH2 to CH0 = 001b
CH2 to CH0 = 010b
CH2 to CH0 = 011b
CH2 to CH0 = 100b
CH2 to CH0 = 101b
CH2 to CH0 = 110b
CH2 to CH0 = 111b
CH2 to CH0 = 100b
CH2 to CH0 = 101b
CH2 to CH0 = 110b
CH2 to CH0 = 111b
AD register
CKS0 = 1
CKS0 = 0
Data bus
f2
f4
A/D conversion rate selection
CKS0 = 1
CKS0 = 0
ADCON0
ADGSEL0 = 0
CKS1 = 1
CKS1 = 0
Decoder
ADGSEL0 = 1
Vcom
VIN
Comparator
18. A/D Converter
øAD