ST72T631K4M1 STMicroelectronics, ST72T631K4M1 Datasheet - Page 27

• 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

I/O PORTS (Cont’d)
5.1.4 Port A
Table 9. Port A0, A3, A4, A5, A6, A7 Description
Figure 18. PA0, PA3, PA4, PA5, PA6, PA7 Configuration
PA0
PA3
PA4
PA5
PA6
PA7
*Reset State
PORT A
ALTERNATE INPUT
with pull-up
with pull-up
with pull-up
with pull-up
with pull-up
with pull-up
DR SEL
DDR SEL
Input*
LATCH
LATCH
DDR
DR
ALTERNATE
OUTPUT
I / O
push-pull
push-pull
push-pull
push-pull
push-pull
push-pull
1
0
Output
1
0
ALTERNATE ENABLE
ALTERNATE ENABLE
ALTERNATE ENABLE
MCO (Main Clock Output)
Timer EXTCLK
Timer ICAP1
IT1 Schmitt triggered input
Timer ICAP2
IT2 Schmitt triggered input IT2E = 1 (ITIFRE)
Timer OCMP1
IT3 Schmitt triggered input IT3E = 1 (ITIFRE)
Timer OCMP2
IT4 Schmitt triggered input IT4E = 1 (ITIFRE)
CMOS SCHMITT TRIGGER
Signal
Alternate Function
PULL-UP
V
SS
MCO = 1 (MISCR)
CC1 =1
CC0 = 1 (Timer CR2)
IT1E = 1 (ITIFRE)
OC1E = 1
OC2E = 1
V
N-BUFFER
P-BUFFER
DD
Condition
V
DD
DIODES
PAD
ST7263
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