R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 76

IC R8C MCU FLASH 4K 20SSOP

R5F211B1SP#U0

Manufacturer Part Number
R5F211B1SP#U0
Description
IC R8C MCU FLASH 4K 20SSOP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/1Br
Datasheets

Specifications of R5F211B1SP#U0

Core Processor
R8C
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SIO, SSU, 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 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-SSOP
For Use With
R0K5211B4S001BE - KIT STARTER FOR R8C/18191A1BR0K5211B4S000BE - KIT DEV EVALUATION R8C/1BR0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F211B1SP#U0R5F211B1SP#V0
Manufacturer:
MICREL
Quantity:
2 860
R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
10. Clock Generation Circuit
The clock generation circuit has:
Table 10.1 lists Specifications of Clock Generation Circuit. Figure 10.1 shows a Clock Generation Circuit. Figures 9.2
to 10.5 show clock associated registers.
Table 10.1
NOTE:
Applications
Clock frequency
Connectable
oscillator
Oscillator
connect pins
Oscillation stop,
restart function
Oscillator status
after reset
Others
• Main clock oscillation circuit
• On-chip oscillator (oscillation stop detection function)
1. These pins can be used as P4_6 or P4_7 when using the on-chip oscillator clock as the CPU clock
while the main clock oscillation circuit is not used.
Item
Dec 08, 2006
Specifications of Clock Generation Circuit
• CPU clock source
• Peripheral
0 to 20 MHz
• Ceramic
• Crystal oscillator
XIN, XOUT
Usable
Stop
Externally
generated clock
can be input
Oscillation Circuit
function clock
source
resonator
Main Clock
Page 58 of 315
(1)
• CPU clock source
• Peripheral function clock
• CPU and peripheral function
Approx. 8 MHz
(Note 1)
Usable
Stop
High-Speed On-Chip Oscillator
source
clock sources when main
clock stops oscillating
On-Chip Oscillator
• CPU clock source
• Peripheral function clock
• CPU and peripheral function
Approx. 125 kHz
(Note 1)
Usable
Oscillate
Low-Speed On-Chip Oscillator
source
clock sources when main
clock stops oscillating
10. Clock Generation Circuit

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