R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 720

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 687 of 723
Figure 33.18
Figure 33.19
Table 33.33
i = 0 to 2
Table 33.34
Notes:
t
t
t
t
t
t
t
t
t
c(CK)
W(CKH)
W(CKL)
d(C-Q)
h(C-Q)
su(D-C)
h(C-D)
W(INH)
W(INL)
INTi input
(i = 0 to 4)
KIi input
(i = 0 to 3)
CLKi
TXDi
RXDi
Symbol
Symbol
1. When selecting the digital filter by the INTi input filter select bit, use an INTi input HIGH width of either (1/digital filter clock
2. When selecting the digital filter by the INTi input filter select bit, use an INTi input LOW width of either (1/digital filter clock
frequency × 3) or the minimum value of standard, whichever is greater.
frequency × 3) or the minimum value of standard, whichever is greater.
CLKi input cycle time
CLKi input “H” width
CLKi input “L” width
TXDi output delay time
TXDi hold time
RXDi input setup time
RXDi input hold time
INTi input “H” width, KIi input “H” width
INTi input “L” width, KIi input “L” width
Serial Interface
Serial Interface Timing Diagram when V
External Interrupt INTi (i = 0 to 4) Input, Key Input Interrupt KIi (i = 0 to 3)
Input Timing Diagram for External Interrupt INTi and Key Input Interrupt KIi when
Vcc = 2.2 V
i = 0 to 2
t
t
W(CKH)
W(INL)
Parameter
Parameter
t
d(C-Q)
t
C(CK)
t
t
W(INH)
W(CKL)
CC
t
= 2.2 V
su(D-C)
t
h(C-D)
1000
1000
33. Electrical Characteristics
Min.
Min.
800
400
400
150
90
−
0
Standard
Standard
(1)
(2)
t
h(C-Q)
V
V
Max.
Max.
CC
200
CC
−
−
−
−
−
−
−
−
= 2.2 V
= 2.2 V
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns