R5F21162SP#U0 Renesas Electronics America, R5F21162SP#U0 Datasheet - Page 54

• Manufacturer Part Number: R5F21162SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/16r

Specifications of R5F21162SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 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: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/16 Group, R8C/17 Group
Rev.2.10
REJ09B0169-0210
Figure 9.1
Interrupt request
Power-on reset
Software reset
CM05
RESET
CM02, CM05, CM06: Bits in CM0 register
CM10, CM13, CM14, CM16, CM17: Bits in CM1 register
OCD0, OCD1, OCD2: Bits in OCD register
HRA00, HRA01: Bits in HRA0 register
Jan 19, 2006
Oscillation Stop Detection Circuit
CM10=1(Stop Mode)
XIN
Main Clock
Clock Generation Circuit
Instruction
WAIT
NOTES :
CM13
CM13
1. Set the same value to the OCD1 and OCD0 bits.
XOUT
Pulse generation
circuit for clock
edge detection and
charge, discharge
control circuit
R
R
S Q
S Q
Page 39 of 254
Frequency Adjustable
HRA00
CM14
Main Clock
CM02
Forcible discharge when OCD0
HRA1 Register
Charge,
Discharge
Circuit
a
OCD1
Oscillation
Stop
Detection
High-Speed
On-Chip
Oscillator
Low-Speed
On-Chip
Oscillator
b
CM06=0
CM17 to CM16=00b
(1)
HRA01=1
HRA01=0
HRA2 Register
1/2
System Clock
OCD2=1
OCD2=0
fRING-S
(1)
fRING-fast
=0
c
Oscillation Stop Detection
Interrupt Generation
Circuit Detected
CM06=0
CM17 to CM16=01b
fRING
1/2
Voltage
Monitor 2
Interrupt
Watchdog
Timer Interrupt
On-Chip Oscillator Clock
a
b
d
OCD2 Bit Switch Signal
CM06=0
CM17 to CM16=10b
CM14 Bit Switch Signal
c
Divider
d
1/128
Power-On
Reset Circuit
1/2
e
Voltage
Detection
Circuit
fRING128
g
h
f2
f4
e
f1
f8
f32
CM06=1
Timer C
1/2
INT0
Oscillation Stop
Detection,
Watchdog Timer,
Voltage Monitor 2
Interrupt
CM06=0
CM17 to CM16=11b
9. Clock Generation Circuit
Timer X
1/2
h
Details of Divider
Watchdog
Timer
Timer Z
CPU Clock
g
Converter
A/D
IIC
UART0