ST72T631K4M1 STMicroelectronics, ST72T631K4M1 Datasheet - Page 8

• Manufacturer Part Number: ST72T631K4M1
• Description: Microcontrollers (MCU) OTP EPROM 16K USB/SC
• Manufacturer: STMicroelectronics

Specifications of ST72T631K4M1

• Data Bus Width: 8 bit
• Program Memory Type: EPROM
• Program Memory Size: 16 KB
• Data Ram Size: 512 B
• Interface Type: I2C, SCI, USB
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 19
• Number Of Timers: 2
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: SO-34
• Minimum Operating Temperature: 0 C
• On-chip Adc: 8 bit
• Lead Free Status / Rohs Status: No

ST7263
*: if the peripheral is present on the device (see
Legend / Abbreviations for
Type:
In/Output level: C
Output level:
Port and control configuration:
Refer to “I/O PORTS” on page 25 for more details on the software configuration of the I/O ports.
The RESET configuration of each pin is shown in bold. This configuration is kept as long as the device is
under reset state.
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20 21 PA5/ICAP2/IT2
21 22 PA4/ICAP1/IT1
22 23 PA3/EXTCLK
23 24 PA2/SCL
24 26 NC
25 27 NC
26 28 PA1/SDA
27 29 PA0/MCO
28 30 V
29 31 USBDP
30 32 USBDM
31 33 USBVCC
32 34 V
Pin n°
-- 25 NC
– Input:
– Output:
SSA
DDA
Pin Name
I = input, O = output, S = supply
10mA = 10mA high sink (on N-buffer only)
25mA = 25mA very high sink (on N-buffer only)
float = floating, wpu = weak pull-up, int = interrupt, ana = analog
OD = open drain, PP = push-pull, T = True open drain
T
= CMOS 0.3V
I/O
I/O
I/O
I/O C
I/O C
I/O
I/O
I/O
Figure 2
O
--
--
--
S
S
DD
T
T
Level
C
C
C
C
/0.7V
25mA X
25mA X
T
T
T
T
and
DD
Table
with input trigger
Port / Control
X
X
X
Input
Table 1 Device
2:
X
X
X
Output
T
T
X
X
X
X
Summary)
Port A5
Port A4
Port A3
Port A2
Not connected
Not connected
Not connected
Port A1
Port A0
Analog ground
USB bidirectional data (data +)
USB bidirectional data (data -)
USB power supply
Analog supply voltage
(after reset)
Function
Main
Timer Input Capture 2
Timer Input Capture 1
Timer External Clock
I
I
Main Clock Output
2
2
C serial clock
C serial data
Alternate Function
*)
*)