R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 441

• Manufacturer Part Number: R5F2121AJFP#U0
• Description: MCU FLASH 96K 5K CMOS 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F2121AJFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 20.10
Figure 20.11
Table 20.18
i = 0 or 1
Table 20.19
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)
Symbol
Symbol
1. When selecting the digital filter by the INTi input filter select bit, use the INTi input HIGH width to the greater value, either
2. When selecting the digital filter by the INTi input filter select bit, use the INTi input LOW width to the greater value, either
INT
TXD
CLK
RXD
(1/digital filter clock frequency x 3) or the minimum value of standard.
(1/digital filter clock frequency x 3) or the minimum value of standard.
i
0
i
input
i
i = 0 or 1
i = 0 to 3
CLK0 input cycle time
CLK0 input “H” width
CLK0 input “L” width
TXDi output delay time
TXDi hold time
RXDi input setup time
RXDi input hold time
INTi input “H” width
INTi input “L” width
Serial Interface
Serial Interface Timing Diagram when V
External Interrupt INTi (i = 0 to 3) Input
External Interrupt INTi Input Timing Diagram when V
Page 423 of 458
t
t
W(CKH)
W(INL)
Parameter
Parameter
t
d(C-Q)
t
c(CK)
t
t
W(CKL)
W(INH)
CC
= 5 V
t
su(D-C)
CC
= 5 V (i = 0 to 3)
t
h(C-D)
250
250
20. Electrical Characteristics
Min.
Min.
200
100
100
50
90
−
0
(1)
(2)
Standard
Standard
Vcc = 5V
t
h(C-Q)
Vcc = 5V
Max.
Max.
50
−
−
−
−
−
−
−
−
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns