R5F21191SP#U0 Renesas Electronics America, R5F21191SP#U0 Datasheet - Page 21

• Manufacturer Part Number: R5F21191SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/19r

Specifications of R5F21191SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x1b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/18 Group, R8C/19 Group
Rev.1.30
REJ09B0222-0130
1.3
Figure 1.1
Figure 1.1 shows a Block Diagram.
I/O ports
Block Diagram
Apr 14, 2006
Peripheral Functions
Block Diagram
Timer C (16 bits)
Watchdog timer
Timer X (8 bits)
Timer Z (8 bits)
(15 bits)
Timers
Page 4 of 233
clock synchronous serial I/O
R8C/Tiny Series CPU core
R0H
R1H
(1 bit
(8 bits
(8 bits
Port P1
Comparator
R2
R3
UART or
FB
A0
A1
×
8
×
UART
×
R0L
R1L
4 channels)
1 channel)
1 channel)
NOTES:
INTB
PC
SB
USP
FLG
1. ROM size varies with MCU type.
2. RAM size varies with MCU type.
ISP
Port P3
4
System clock generator
High-speed on-chip
Low-speed on-chip
XIN-XOUT
Memory
oscillator
oscillator
Multiplier
ROM
RAM
(1)
(2)
Port P4
1
3
1. Overview