R5F21237DFP#U0 Renesas Electronics America, R5F21237DFP#U0 Datasheet - Page 52
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R5F21237DFP#U0
Manufacturer Part Number
R5F21237DFP#U0
Description
IC R8C/23 MCU FLASH 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/23r
Specifications of R5F21237DFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
For Use With
RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Rev.
0.20
1.00
REVISION HISTORY
Sep 29, 2005
Oct 27, 2006
Date
All pages “Preliminary” and “Under development” deleted
Page
20
28
13
14
15
28
33
34
2
3
5
6
Table 4.6 SFR Information (6) revised
- 0145h: POCR0 → TRDPOCR0
- 0146h, 0147h: TRDCNT0 → TRD0
- 0148h, 0149h: GRA0 → TRDGRA0
- 014Ah, 014Bh: GRB0 → TRDGRB0
- 014Ch, 014Dh: GRC0 → TRDGRC0
- 014Eh, 014Fh: GRD0 → TRDGRD0
- 0155h: POCR1 -> TRDPOCR1
- 0156h, 0157h: TRDCNT1 → TRD1
- 0158h, 0159h: GRA1 → TRDGRA1
- 015Ah, 015Bh: GRB1 → TRDGRB1
- 015Ch, 015Dh: GRC1 → TRDGRC1
- 015Eh, 015Fh: GRD1 → TRDGRD1
5. Electrical Characteristics added
Table 1.1 Functions and Specifications for R8C/22 Group revised.
Table 1.2 Functions and Specifications for R8C/23 Group revised.
Table 1.3 Product Information for R8C/22 Group;
Figure 1.2 Type Number, Memory Size, and Package of R8C/22 Group;
Table 1.4 Product Information for R8C/23 Group;
Figure 1.3 Type Number, Memory Size, and Package of R8C/23 Group;
Figure 3.1 Memory Map of R8C/22 Group revised.
Figure 3.2 Memory Map of R8C/23 Group revised.
Table 4.1 SFR Information (1)
→ “The CSPROINI bit in the OFS register is 0.” revised.
Table 5.1 Absolute Maximum Ratings; Power dissipation revised.
Table 5.2 Recommended Operating Conditions; System clock revised.
Table 5.8 Voltage Monitor 1 Reset Circuit Electrical Characteristics
→ Table 5.8 Power-on Reset Circuit, Voltage Monitor 1 Reset Circuit
Electrical Characteristics
Table 5.8 revised.
NOTE3 added.
Table 5.9 Power-on Reset Circuit Electrical Characteristics deleted.
Figure 5.3 Power-on Reset Circuit Electrical Characteristics revised.
Table 5.10 High-Speed On-Chip Oscillator Circuit Electrical
Characteristics → Table 5.9 High-Speed On-Chip Oscillator Circuit
Electrical Characteristics revised.
NOTE1 deleted.
NOTE1 deleted.
“R5F2122AJFP (D)”, “R5F2122CJFP (D)”, “R5F2122AKFP (D)”,
“R5F2122CKFP (D)”, and NOTE added.
“A: 96 KB” and “C: 128 KB” added.
“R5F2123AJFP (D)”, “R5F2123CJFP (D)”, “R5F2123AKFP (D)”,
“R5F2123CKFP (D)”, and NOTE added.
“A: 96 KB” and “C: 128 KB” added.
NOTE8; “The CSPROINI bit in the OFS register is set to 0.”
R8C/22 Group, R8C/23 Group Datasheet
C - 2
(1)
Description
replaced.
(1)
Summary
;