R5F21276SNFP#U0 Renesas Electronics America, R5F21276SNFP#U0 Datasheet - Page 358
R5F21276SNFP#U0
Manufacturer Part Number
R5F21276SNFP#U0
Description
IC R8C/27 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/27r
Specifications of R5F21276SNFP#U0
Core Size
16/32-Bit
Program Memory Size
32KB (32K x 8)
Core Processor
R8C
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LED, POR, Voltage Detect, WDT
Number Of I /o
25
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
32-LQFP
No. Of I/o's
25
Ram Memory Size
1.5KB
Cpu Speed
20MHz
No. Of Timers
4
Digital Ic Case Style
LQFP
Supply Voltage Range
2.2V To 5.5V
Embedded Interface Type
I2C, UART
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
R0K521276S000BE - KIT DEV RSK-R8C/26-29R0E521000EPB00 - PROBE EMULATOR FOR PC7501
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
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Part Number
Manufacturer
Quantity
Price
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R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 18.1
Sep 26, 2008
AVSS
VREF
Block Diagram of A/D Converter
P1_2/AN10
P1_3/AN11
CH0 to CH2, ADGSEL0, 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
Page 339 of 453
VCUT = 0
fOCO-F
f1
Successive conversion register
Resistor ladder
CH2 to CH0 = 100b
CH2 to CH0 = 101b
CH2 to CH0 = 110b
CH2 to CH0 = 111b
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
CKS0 = 0
CKS0 = 1
AD register
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
φ AD
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