R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 243
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
1.R5F211A2SPU0.pdf
(51 pages)
2.R5F211A2SPU0.pdf
(300 pages)
3.R5F211A2SPU0.pdf
(341 pages)
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
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Part Number
Manufacturer
Quantity
Price
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R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
Figure 16.44
16.3.5
The states of pins SCL and SDA are routed through the noise canceller before being latched internally.
Figure 16.44 shows a Block Diagram of Noise Canceller.
The noise canceller consists of two cascaded latch and match detector circuits. When the SCL pin input signal
(or SDA pin input signal) is sampled on f1 and two latch outputs match, the level is passed forward to the next
circuit. When they do not match, the former value is retained.
f1 (sampling clock)
Dec 08, 2006
Noise Canceller
SCL or SDA
input signal
Block Diagram of Noise Canceller
Page 225 of 315
f1 (sampling clock)
Period of f1
D
Latch
C
Q
D
Latch
C
Q
16. Clock Synchronous Serial Interface
detection
Match
circuit
Internal SCL
or SDA signal
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