D a ta S h e et , M ay 2 00 0
C504
8-Bit Single-Chip Microcontroller
Microcontrollers
N e v e r
s t o p
t h i n k i n g .
Edition 2000-05
Published by Infineon Technologies AG,
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D a ta S h e et , M ay 2 00 0
C504
8-Bit Single-Chip Microcontroller
Microcontrollers
N e v e r
s t o p
t h i n k i n g .
C504
Revision History:
Previous Version:
Page
35 - 40
41
57 - 60
several
several
2000-05
1996-05
Subjects (major changes since last revision)
OTP Memory Operation is added.
Table on Version Byte Content is added.
AC Characteristics of Programming Mode is added.
V
CC
is replaced by
V
DD
.
Specification for SAH-C504 is removed
Enhanced Hooks Technology
TM
is a trademark and patent of Metalink Corporation
licensed to Infineon Technologies.
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8-Bit Single-Chip Microcontroller
C500 Family
C504
• Fully compatible to standard 8051 microcontroller
• Up to 40 MHz external operating frequency
• 16 Kbyte on-chip program memory
– C504-2R: ROM version (with optional ROM protection)
– C504-2E: programmable OTP version
– C504-L: without on-chip program memory
• 256 byte on-chip RAM
• 256 byte on-chip XRAM
• Four 8-bit ports
– 2 ports with mixed analog/digital I/O capability
• Three 16-bit timers/counters
– Timer 2 with up/down counter feature
Further features are listed next page.
C504
Oscillator Watchdog
On-Chip Emulation Support Module
10-Bit ADC
Timer 2
16-Bit
Capture/Compare
Unit
10-Bit Compare Unit
Watchdog Timer
T0
XRAM
256 x 8
RAM
256 x 8
Port 0
I/O
Port 1
C500
Core
8-Bit
USART
Port 2
8-Bit Digital I/O
4-Bit Analog Inputs
T1
I/O
ROM/OTP
16 k x 8
Port 3
8-Bit Digital I/O
4-Bit Analog Inputs
MCB02589
Figure 1
C504 Functional Units
Data Sheet
1
2000-05