R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 496

• Manufacturer Part Number: R5F21324ANSP#U1
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Ar

Specifications of R5F21324ANSP#U1

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Under development
R8C/32A Group
REJ09B0458-0020 Rev.0.20
Page 466 of 583
Figure 28.1
LVCMP1
LVCMP2
Table 28.2
LVREF
LVCOUT1
LVCOUT2
Pin Name
LVCMP1
LVCMP2
LVREF
Internal reference voltage
1
0
VCA22
VCA21
VCA23
VCA24
VCA13: Bit in VCA1 register
VCA21, VCA22, VCA23, VCA24, VCA26, VCA27: Bits in VCA2 register
VW1C0 to VW1C3, VW1F0, VW1F1: Bits in VW1C register
VW2C0, VW2C2, VW2F0, VW2F1: Bits in VW2C register
CM1POR, CM2POR, CM1OE, CM2OE, IRQ1SEL, IRQ2SEL: Bits in CMPA register
Preliminary specification
Specifications in this manual are tentative and subject to change.
Comparator A Block Diagram
Pin Configuration of Comparator A
0
1
0
1
0
1
Shared with
voltage monitor 1
circuit
Shared with
voltage monitor 2
circuit
Output
Output
VCA26
VCA27
Input
Input
Input
+
+
-
-
I/O
Nov 05, 2008
fOCO-S/2
fOCO-S/4
fOCO-S/2
fOCO-S/8
fOCO-S/4
fOCO-S/8
fOCO-S
fOCO-S
VW1C3
VCA13
VW1F1 to VW1F0
VW2F1 to VW2F0
= 00b
= 01b
= 10b
= 11b
= 00b
= 01b
= 10b
= 11b
VW1C1
VW2C1
Comparator A1 analog pin
Comparator A1 comparison result output pin
Comparator A2 analog pin
Comparator A2 comparison result output pin
Comparator reference voltage pin
1
0
0
1
Digital filter
Digital filter
Sampling clock
Sampling clock
VW1C0
VW2C0
selection
selection
circuit
circuit
IRQ1SEL
IRQ2SEL
Edge
Edge
Function
VW1C2
VW2C2
CM1POR
CM2POR
Non-maskable
interrupts
Maskable
interrupts
Maskable
interrupts
Non-maskable
interrupts
selection circuit
Pin output
CM1OE
CM2OE
28. Comparator A
1
0
1
0
LVCOUT2
LVCOUT1