R5F21272SDFP#U0 Renesas Electronics America, R5F21272SDFP#U0 Datasheet - Page 55

IC R8C/27 MCU FLASH 32LQFP

R5F21272SDFP#U0

Manufacturer Part Number
R5F21272SDFP#U0
Description
IC R8C/27 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/27r
Datasheet

Specifications of R5F21272SDFP#U0

Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LED, POR, Voltage Detect, WDT
Number Of I /o
25
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521276S000BE - KIT DEV RSK-R8C/26-29R0E521000EPB00 - PROBE EMULATOR FOR PC7501
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F21272SDFP#U0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Company:
Part Number:
R5F21272SDFP#U0R5F21272SDFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Company:
Part Number:
R5F21272SDFP#U0R5F21272SDFP#X6
Manufacturer:
Renesas Electronics America
Quantity:
10 000
R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 6.2
Figure 6.3
Internal
reference
voltage
VCC
Voltage detection 0 circuit
VCC
VW0C0 to VW0C1, VW0F0 to VW0F1, VW0C6, VW0C7: Bits in VW0C register
VCA25: Bit in VCA2 register
VCA25
+
-
Sep 26, 2008
Block Diagram of Voltage Detection Circuit (J, K version)
Block Diagram of Voltage Monitor 0 Reset Generation Circuit (For N, D Version Only)
Voltage detection 0
signal is held “H” when
VCA25 bit is set to 0
(disabled)
Internal
reference
voltage
Page 36 of 453
fOCO-S
Voltage
detection 0
signal
VCA27
VCA26
+
+
-
-
Voltage monitor 0 reset generation circuit
≥ Vdet2
≥ Vdet1
1/2
1/2
VW0F1 to VW0F0
1/2
= 00b
= 01b
= 10b
= 11b
VW0C7
Noise
Noise
filter
filter
Digital
filter
VW0C1
VW0C1
6. Voltage Detection Circuit
VW0C0
VW0C6
VCA1 register
Voltage detection 2
signal
Voltage detection 1
signal
VCA13 bit
b3
Voltage monitor 0
reset signal

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