DS5240 Datasheet, PDF (3/3 Pages) Dallas Semiconductor – High-Speed Secure Microcontroller

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ORDERING INFORMATION
PART
PIN-PACKAGE
DS5240F-825
DS5240F-125
DS5240F-8N5
DS5240F-1N5
80-Plastic MQFP
100-Plastic MQFP
80-Plastic MQFP
100-Plastic MQFP
MAX CLOCK
SPEED (MHz)
25
25
25
25
DS5240
TEMP. RANGE
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
Figure 1. BLOCK DIAGRAM
RTCX1
RTCX2
GND2
True
Time
Clock
Serial
Ports
0,1
Stack
Pointer
User
DES
Engine
Modulo
Arithmetic
Accel.
Timers
0,1,2
ROM
Loader
RESET
Random
Number
Generator
Internal
Registers
CPU
Instruction
Decoder
and
Controls
CRC
Generator
Interrupt
Logic
PC &
DPTRs
Watchdog &
Power
Control
Power &
Temperature
Monitor
Internal Control/Data Bus
Internal
SRAM
3K x 8
Internal Address Bus
8
24
Instruction
Cache
MMU
8
8
I/O Ports
1K x 8
1K x 8
CLOCKS
4
Program
Data
21
Memory
Memory
Cryptographic Cryptographic
Module
Module
Byte-Wide Bus Interface
2
8
21
8 8 88 6
6
P0 P1 P2 P3 P4
PE3,4 & CExN
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