ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 20

• Manufacturer Part Number: ST52T440F3M6
• Description: MCU 8-Bit ST52 CISC 8KB EPROM 5V 20-Pin SO
• Manufacturer: STMicroelectronics

Specifications of ST52T440F3M6

• Package: 20SO
• Family Name: ST52
• Maximum Speed: 20 MHz
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 13
• On-chip Adc: 6-chx12-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 1

ST52T400/T440/E440/T441
Figure 2.2 Data Processing Unit (DPU)
Figure 2.3 CU/DPU Block Diagram
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PERIPHERALS
EPROM
INPUTS
ADDRESS RAM
STACK POINT
E
P
R
O
M
M ic r o c o d e
M
U
X
128 Bytes
FLAGS REG.
RAM
PROGRAM COUNTER
ACCUMULATOR
C
U
E P R O M A d d r e s s
C o n t r o l S ig n a ls
MULTIPLEXER
R A M
REGISTERS
R A M
D a t a O u t
8 B it
PERIPHERALS
ALU
CU
add_EPR
R A M A d d r.
R A M D a t a 8 B it
8 B it
D
P
U
T o P e rip h e r a ls
F r o m
P e r ip h e r a ls