R5F21272SNFP#U0 Renesas Electronics America, R5F21272SNFP#U0 Datasheet - Page 406

IC R8C/27 MCU FLASH 32LQFP

R5F21272SNFP#U0

Manufacturer Part Number
R5F21272SNFP#U0
Description
IC R8C/27 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/27r
Datasheet

Specifications of R5F21272SNFP#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
-20°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
-

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R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 20.3
Table 20.9
NOTES:
V
V
t
rth
reset signal
Power V
por1
por2
NOTES:
Symbol
(“L” valid)
1. The measurement condition is T
2. This condition (external power V
3. To use the power-on reset function, enable voltage monitor 0 reset by setting the LVD0ON bit in the OFS register to 0, the
4. t
External
Internal
1. When using the voltage monitor 0 digital filter, ensure that the voltage is within the MCU operation voltage
2. The sampling clock can be selected. Refer to 6. Voltage Detection Circuit for details.
3. V
V
V
VW0C0 and VW0C6 bits in the VW0C register to 1 respectively, and the VCA25 bit in the VCA2 register to 1.
reset. When turning on the power for the first time, maintain t
3,000 s or more if -40 ° C ≤ T
w(por1)
det0
por1
range (2.2 V or above) during the sampling time.
Circuit for details.
Sep 26, 2008
CC
det0
(3)
indicates the duration the external power V
Power-on reset valid voltage
Power-on reset or voltage monitor 0 reset valid
voltage
External power V
indicates the voltage detection level of the voltage detection 0 circuit. Refer to 6. Voltage Detection
Power-on Reset Circuit, Voltage Monitor 0 Reset Electrical Characteristics
Reset Circuit Electrical Characteristics
t
w(por1)
Page 387 of 453
CC
Parameter
rise gradient
t
opr
rth
< -20 ° C.
opr
CC
= -20 to 85 ° C (N version) / -40 to 85 ° C (D version), unless otherwise specified.
rise gradient) does not apply if V
(4)
(2)
f
OCO-S
1
CC
Sampling time
× 32
must be held below the effective voltage (V
w(por1)
Condition
for 30 s or more if -20 ° C ≤ T
(1, 2)
CC
≥ 1.0 V.
2.2 V
t
rth
Min.
20
0
20. Electrical Characteristics
Standard
opr
Typ.
f
≤ 85 ° C, maintain t
OCO-S
por1
V
1
por2
) to enable a power on
× 32
Max.
V
0.1
det0
V
(3)
det0
(3)
mV/msec
w(por1)
Unit
V
V
for

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