R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 419

• 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
Table 19.8
VCC,VSS
RESET
P4_6/XIN
P4_7/XOUT
P0_0 to P0_7
P1_0 to P1_7
P2_0 to P2_7
P3_0, P3_1,
P3_3 to P3_5,
P3_7
P4_2 to P4_5
P6_0 to P6_7
MODE
Pin
Pin Functions (Flash Memory Standard Serial I/O Mode 3)
Power input
Reset input
P4_6 input/clock input
P4_7 input/clock output
Input port P0
Input port P1
Input port P2
Input port P3
Input port P4
Input port P6
MODE
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Name
I/O
I/O
I/O Serial data I/O pin. connect to the flash programmer.
I
I
I
I
I
I
I
I
Apply the voltage guaranteed for programming and
erasure to the VCC pin and 0 V to the VSS pin.
Reset input pin.
Connect ceramic resonator or crystal oscillator
between XIN and XOUT pins when connecting external
oscillator. Apply “H” and “L” or leave the pin open when
using as input port
Input “H” or “L” level signal or leave the pin open.
Input “H” or “L” level signal or leave the pin open.
Input “H” or “L” level signal or leave the pin open.
Input “H” or “L” level signal or leave the pin open.
Input “H” or “L” level signal or leave the pin open.
Input “H” or “L” level signal or leave the pin open.
Description
19. Flash Memory