D at a S hee t, De c. 2 00 0
C505
C505C
C505A
C505CA
8-Bit Single-Chip Microcontroller
Microcontrollers
N e v e r
s t o p
t h i n k i n g .
Edition 2000-12
Published by Infineon Technologies AG,
St.-Martin-Strasse 53,
D-81541 München, Germany
©
Infineon Technologies AG 2000.
All Rights Reserved.
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Da ta She et, De c. 2 00 0
C505
C505C
C505A
C505CA
8-Bit Single-Chip Microcontroller
Microcontrollers
N e v e r
s t o p
t h i n k i n g .
C505/C505C/C505A/C505CA Data Sheet
Revision History :
Current Version : 2000-12
Previous Releases :
Page
Page
(in previous (in current
version
version)
24
24
08.00, 06.00, 07.99, 12.97
Subjects (major changes since last revision)
Version register VR2 for C505A-4R/C505CA-4R BB step is updated.
Controller Area Network (CAN): License of Robert Bosch GmbH
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8-Bit Single-Chip Microcontroller
C500 Family
Advance Information
C505/C505C/C505A/
C505CA
•
Fully compatible to standard 8051 microcontroller
•
Superset of the 8051 architecture with 8 datapointers
•
Up to 20 MHz operating frequency
•
– 375 ns instruction cycle time @16 MHz
– 300 ns instruction cycle time @20 MHz (50 % duty cycle)
On-chip program memory (with optional memory protection)
– C505(C)(A)-2R :
16K byte on-chip ROM
– C505A-4R/C505CA-4R: 32K byte on-chip ROM
– C505A-4E/C505CA-4E: 32K byte on-chip OTP
– alternatively up to 64k byte external program memory
256 byte on-chip RAM
On-chip XRAM
– C505/C505C :
256 byte
– C505A/C505CA : 1K byte
(more features on next page)
•
•
On-Chip Emulation Support Module
Oscillator
Watchdog
A/D Converter
XRAM
RAM
C505/C505C: 256 byte
C505A/C505CA: 1K byte 256 byte
Port 0
Port 1
I/O
8 analog inputs /
8 digit. I/O
I/O
I/O
I/O (2-bit I/O port)
Timer
C505/C505C : 8-bit
0
C505A/C505CA : 10-bit
Timer 2
Full-CAN Controller
C505C/C505CA only
C500
Core
8 Datapointers
8-bit
USART
Timer
1
Port 2
Port 3
Program Memory
Watchdog Timer
C505(C)(A)-2R : 16K ROM
C505A-4R/C505CA-4R : 32K ROM
Port 4
C505A-4E/C505CA-4E : 32K OTP
Figure 1
C505 Functional Units
Data Sheet
1
12.00
嵌入式系统
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