R5F21294SNSP#U0 Renesas Electronics America, R5F21294SNSP#U0 Datasheet - Page 74

• Manufacturer Part Number: R5F21294SNSP#U0
• Description: MCU 3/5V 16K+2K 20PIN-SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/29r

Specifications of R5F21294SNSP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/28 Group, R8C/29 Group
Rev.2.10
REJ09B0279-0210
Figure 7.4
Sep 26, 2008
Configuration of Programmable I/O Ports (4)
P4_2/VREF
P4_5
(N, D Version)
(J, K Version)
P4_6/XIN
P4_7/XOUT
P4_6/XIN
P4_7/XOUT
Data bus
Data bus
Data bus
Data bus
Data bus
NOTES:
CM01, CM04, CM05: Bits in CM0 register
CM10, CM13: Bits in CM1 register
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1.
2. This pin is pulled up in one of the following conditions:
Ensure the input voltage to each port does not exceed VCC.
• CM01 = CM05 = CM13 = 1
• CM01 = CM04 = 1
• CM01 = CM10 = CM13 = 1
• CM01 = CM10 = CM04 = 1
Input to individual peripheral function
Output from individual peripheral function
Input to external interrupt
Port latch
Direction
symbolizes a parasitic diode.
register
oscillation
oscillation
Data bus
circuit
circuit
XIN
XIN
Pull-up selection
1
CM05
CM05
CM13
CM13
CM11
RfXIN
CM11
RfXIN
0
0
Digital
filter
CM01
CM01
1
1
CM04
CM12
RfXCIN
(Note 2)
(Note 2)
XCIN
oscillation
circuit
(Note 1)
(Note 1)
7. Programmable I/O Ports
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)