R8C/1A Group, R8C/1B Group 5. Electrical Characteristics
Rev.1.40 Dec 08, 2006 Page 41 of 45
REJ03B0144-0140
Table 5.22 Electrical Characteristics (4) [Vcc = 3 V] (Topr = -40 to 85
°
C, unless otherwise specified.)
Symbol Parameter Condition
Standard
Unit
Min. Typ. Max.
I
CC Power supply current
(V
CC = 2.7 to 3.3 V)
Single-chip mode,
output pins are open,
other pins are V
SS,
A/D converter is
stopped
High-speed
mode
XIN
= 20 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
813mA
XIN
= 16 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
712mA
XIN
= 10 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
5 mA
Medium-
speed mode
XIN
= 20 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
3 mA
XIN
= 16 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
2.5 mA
XIN
= 10 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
1.6 mA
High-speed
on-chip
oscillator
mode
Main clock off
High-speed on-chip oscillator on = 8 MHz
Low-speed on-chip oscillator on = 125 kHz
No division
3.5 7.5 mA
Main clock off
High-speed on-chip oscillator on = 8 MHz
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
1.5 mA
Low-speed
on-chip
oscillator
mode
Main clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
FMR47 = 1
100 280 µA
Wait mode Main clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
While a WAIT instruction is executed
Peripheral clock operation
VCA27 = VCA26 = 0
37 74 µA
Wait mode Main clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
While a WAIT instruction is executed
Peripheral clock off
VCA27 = VCA26 = 0
35 70 µA
Stop mode Main clock off, Topr = 25
°
C
High-speed on-chip oscillator off
Low-speed on-chip oscillator off
CM10 = 1
Peripheral clock off
VCA27 = VCA26 = 0
0.7 3.0 µA
R8C/1A Group, R8C/1B Group 5. Electrical Characteristics
Rev.1.40 Dec 08, 2006 Page 42 of 45
REJ03B0144-0140
Timing requirements (Unless Otherwise Specified: VCC = 3 V, VSS = 0 V at Ta = 25 °C) [VCC = 3 V]
Figure 5.13 XIN
Input Timing Diagram when VCC = 3 V
Figure 5.14 CNTR0 Input, CNTR1 Input, INT1
Input Timing Diagram when VCC = 3 V
NOTES:
1. When using the timer C input capture mode, adjust the cycle time to (1/timer C count source frequency x 3) or above.
2. When using the timer C input capture mode, adjust the width to (1/timer C count source frequency x 1.5) or above.
Figure 5.15 TCIN Input, INT3 Input Timing Diagram when VCC = 3 V
Table 5.23 XIN
Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(XIN) XIN input cycle time 100 ns
t
WH(XIN) XIN input “H” width 40 ns
t
WL(XIN) XIN input “L” width 40 ns
Table 5.24 CNTR0 Input, CNTR1 Input, INT1 Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(CNTR0) CNTR0 input cycle time 300 ns
t
WH(CNTR0) CNTR0 input “H” width 120 ns
t
WL(CNTR0) CNTR0 input “L” width 120 ns
Table 5.25 TCIN Input, INT3 Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(TCIN) TCIN input cycle time
1,200
(1)
ns
t
WH(TCIN) TCIN input “H” width
600
(2)
ns
t
WL(TCIN) TCIN input “L” width
600
(2)
ns
XIN input
t
WH(XIN)
tc(XIN)
tWL(XIN)
VCC = 3 V
CNTR0 input
t
WH(CNTR0)
tc(CNTR0)
tWL(CNTR0)
VCC = 3 V
TCIN input
t
WH(TCIN)
tc(TCIN)
tWL(TCIN)
VCC = 3 V
R8C/1A Group, R8C/1B Group 5. Electrical Characteristics
Rev.1.40 Dec 08, 2006 Page 43 of 45
REJ03B0144-0140
i = 0 or 1
Figure 5.16 Serial Interface Timing Diagram when VCC = 3 V
NOTES:
1. When selecting the digital filter by the INT0
input filter select bit, use an INT0 input HIGH width of either (1/digital filter clock
frequency x 3) or the minimum value of standard, whichever is greater
2. When selecting the digital filter by the INT0
input filter select bit, use an INT0 input LOW width of either (1/digital filter clock
frequency x 3) or the minimum value of standard, whichever is greater
Figure 5.17 External Interrupt INT0 Input Timing Diagram when VCC = 3 V
Table 5.26 Serial Interface
Symbol Parameter
Standard
Unit
Min. Max.
t
c(CK) CLKi input cycle time 300 ns
t
W(CKH) CLKi input “H” width 150 ns
t
W(CKL) CLKi input “L” width 150 ns
t
d(C-Q) TXDi output delay time 80 ns
t
h(C-Q) TXDi hold time 0 ns
t
su(D-C) RXDi input setup time 70 ns
t
h(C-D) RXDi input hold time 90 ns
Table 5.27 External Interrupt INT0 Input
Symbol Parameter
Standard
Unit
Min. Max.
t
W(INH)
INT0 input “H” width
380
(1)
ns
t
W(INL)
INT0 input “L” width
380
(2)
ns
tW(CKH)
tc(CK)
tW(CKL)
th(C-Q)
th(C-D)
tsu(D-C)td(C-Q)
CLKi
TXDi
RXDi
VCC = 3 V
i = 0 or 1
INT0 input
t
W(INL)
tW(INH)
VCC = 3 V

R5F211A2DSP#U0

Mfr. #:
Manufacturer:
Renesas Electronics
Description:
16-bit Microcontrollers - MCU MCU 3/5V 8K I-Temp Pb-Free 20-SSOP
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