r5f21346unfp Renesas Electronics Corporation., r5f21346unfp Datasheet - Page 72
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r5f21346unfp
Manufacturer Part Number
r5f21346unfp
Description
R8c/34u Group, R8c/34k Group Renesas Mcu
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R5F21346UNFP.pdf
(95 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
r5f21346unfp#V0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
R8C/34U Group, R8C/34K Group
R01DS0113EJ0110 Rev.1.10
Jun 15, 2011
Figure 5.29
Table 5.47
Notes:
Table 5.48
Notes:
V
—
—
—
t
t
d(E-A)
rth
reset signal
Power V
Symbol
Symbol
det2
1. The measurement condition is V
2. Time until the voltage monitor 2 interrupt request is generated after the voltage passes V
3. Necessary time until the voltage detection circuit operates after setting to 1 again after setting the VCA27 bit in the VCA2
1. The measurement condition is T
2. To use the power-on reset function, enable voltage monitor 0 reset by setting the LVDAS bit in the OFS register to 0.
External
Notes:
Internal
V
register to 0.
0.5 V
det0
1. V
2. t
CC
Circuit of User’s Manual: Hardware for details.
a power-on reset. When turning on the power after it falls with voltage monitor 0 reset disabled, maintain
t
w(por)
w(por)
(1)
Voltage detection level Vdet2_0
Hysteresis width at the rising of V
detection 2 circuit
Voltage detection 2 circuit response time
Voltage detection circuit self power consumption
Waiting time until voltage detection circuit operation
starts
External power V
det0
indicates the voltage detection level of the voltage detection 0 circuit. Refer to 6. Voltage Detection
indicates the duration the external power V
for 1 ms or more.
Voltage Detection 2 Circuit Electrical Characteristics
Power-on Reset Circuit
Power-on Reset Circuit Electrical Characteristics
(3)
t
w(por)
(2)
CC
rise gradient
Parameter
Parameter
t
rth
opr
CC
= 1.8 to 5.5 V and T
= − 20 to 85 ° C (N version)/-40 to 85 ° C (D version), unless otherwise specified.
CC
f
in voltage
OCO-S
(2)
1
(2)
circuit response time
× 32
Voltage detection 0
opr
CC
= − 20 to 85 ° C (N version)/-40 to 85 ° C (D version).
(1)
must be held below the valid voltage (0.5 V) to enable
At the falling of V
At the falling of V
5.0 V to (Vdet2_0 − 0.1) V
VCA27 = 1, V
Condition
Condition
CC
= 5.0 V
CC
CC
from
t
rth
Min.
det2
0
Min.
3.70
—
—
—
—
.
5. Electrical Characteristics
Standard
f
OCO-S
Typ.
Standard
—
1
Typ.
4.00
0.10
1.7
20
—
× 32
50,000 mV/msec
Max.
V
Max.
4.30
150
100
Page 72 of 91
—
—
det0
(1)
Unit
Unit
µ A
µ s
µ s
V
V