ST72T331N2T6 STMicroelectronics, ST72T331N2T6 Datasheet - Page 9

• Manufacturer Part Number: ST72T331N2T6
• Description: 8-bit Microcontrollers - MCU OTP EPROM 8K SPI/SCI
• Manufacturer: STMicroelectronics

Specifications of ST72T331N2T6

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: ST7
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 16 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 384 B
• On-chip Adc: Yes
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• A/d Bit Size: 8 bit
• A/d Channels Available: 8
• Interface Type: SCI, SPI
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 44
• Number Of Timers: 2
• On-chip Dac: No
• Program Memory Type: EPROM
• Factory Pack Quantity: 90
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 3.5 V

QFP44
Note 1: V
Pin n°
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
SDIP42
Pin n°
PP
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
on EPROM/OTP only.
PF4/OCMP1_A
PF6/ICAP1_A
PF7/EXTCLK_A
V
V
PC0/OCMP2_B
PC1/OCMP1_B
PC2/ICAP2_B
PC3/ICAP1_B
PC4/MISO
PC5/MOSI
PC6/SCK
PC7/SS
PA3
V
V
PA4
PA5
PA6
PA7
TEST/V
RESET
V
OSCOUT
OSCIN
V
PE0/TDO
DD_0
SS_0
DD_1
SS_1
SS_2
DD_2
Pin Name
PP
1)
I/O
I/O
I/O
S
S
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
S
S
I/O
I/O
I/O
I/O
S
I/O
S
O
I
S
I/O
Type
Port F4 or Timer A Output Compare 1
Port F6 or Timer A Input Capture 1
Port F7 or External Clock on Timer A
Main power supply
Ground
Port C0 or Timer B Output Compare 2
Port C1 or Timer B Output Compare 1
Port C2 or Timer B Input Capture 2
Port C3 or Timer B Input Capture 1
Port C4 or SPI Master In / Slave Out Data
Port C5 or SPI Master Out / Slave In Data
Port C6 or SPI Serial Clock
Port C7 or SPI Slave Select
Port A3
Main power supply
Ground
Port A4
Port A5
Port A6
Port A7
Test mode pin. In the EPROM programming
mode, this pin acts as the programming
voltage input V
Bidirectional. Active low. Top priority non maskable interrupt.
Ground
Input/Output Oscillator pin. These pins connect a parallel-resonant
crystal, or an external source to the on-chip oscillator.
Main power supply
Port E0 or SCI Transmit Data Out
PP.
Description
ST72E331 ST72T331
External Interrupt: EI0
High Sink
High Sink
High Sink
High Sink
This pin must be tied
low in user mode
Remarks
9/107
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