ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 62

• 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
Table 9.3 Configuration Register 7 Description
Reset Configuration = “00000000”
Figure 9.7 Configuration Register 7
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Bit
0
1
2
3
4
5
6
7
D7 D6 D5 D4 D3 D2 D1 D0
REG_CONF 7
Name
TRST
TSTR
TCLK
NC
NC
NC
TIMER
Value
00
01
10
00
01
10
11
11
0
1
0
-
-
TRST: Timer RESET Mode
TSTR: Timer START Mode
TCLK: Timer Clock Source
Not used
TIMER RESET External or Internal
TIMER START External or Internal
TIMER RESET External
TIMER START External
TIMER RESET Internal
TIMER START Internal
TIMER Clock External
TIMER Clock Internal
Must be kept to “0”
Description
Not used
Not used
Not used
Not used