R5F21294SNSP#U0 Renesas Electronics America, R5F21294SNSP#U0 Datasheet - Page 419

• Manufacturer Part Number: R5F21294SNSP#U0
• Description: MCU 3/5V 16K+2K 20PIN-SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/29r

Specifications of R5F21294SNSP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/28 Group, R8C/29 Group
Rev.2.10
REJ09B0279-0210
Figure 20.22
Table 20.41
NOTES:
V
V
t
rth
Internal reset
por1
por2
External
power V
Symbol
1. The measurement condition is T
2. This condition (the minimum value of external power V
3. To use the power-on reset function, enable voltage monitor 1 reset by setting the LVD1ON bit in the OFS register to 0, the
4. t
NOTES:
(“L” valid)
VW1C0 and VW1C6 bits in the VW1C register to 1 respectively, and the VCA26 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)
1. When using the voltage monitor 1 digital filter, ensure VCC is 2.0 V or higher during the sampling time.
2. The sampling clock can be selected. Refer to 6. Voltage Detection Circuit for details.
3. V
V
signal
V
Sep 26, 2008
det1
Circuit for details.
CC
por1
det1
indicates the duration the external power V
(3)
Power-on reset valid voltage
Power-on reset or voltage monitor 1 reset valid
voltage
External power V
indicates the voltage detection level of the voltage detection 1 circuit. Refer to 6. Voltage Detection
Power-on Reset Circuit, Voltage Monitor 1 Reset Electrical Characteristics
Reset Circuit Electrical Characteristics
t
w(por1)
Page 400 of 441
CC
Parameter
opr
rise gradient
< -20 ° C.
opr
t
= -40 to 85 ° C (J version) / -40 to 125 ° C (K version), unless otherwise specified.
rth
(4)
f
OCO-S
1
CC
must be held below the effective voltage (V
CC
× 32
Sampling time
t
rise gradient) does not apply if V
d(Vdet1-A)
V
V
w(por1)
CC
CC
≤ 3.6 V
> 3.6 V
for 30 s or more if -20 ° C ≤ T
Condition
(1, 2)
2.0 V
20
20
Min.
−
0
(2)
(2)
por2
t
rth
20. Electrical Characteristics
opr
≥ 1.0 V.
Standard
por1
≤ 125 ° C, maintain t
Typ.
f
OCO-S
−
−
−
−
) to enable a power on
1
V
por2
2,000
Max.
V
× 32
0.1
det1
−
V
(3)
det1
mV/msec
mV/msec
(3)
w(por1)
Unit
V
V
for