ST72T631K4M1 STMicroelectronics, ST72T631K4M1 Datasheet - Page 55

• 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

SERIAL COMMUNICATIONS INTERFACE (Cont’d)
Figure 34. SCI Block Diagram
TDO
RDI
f
CPU
CR2
TIE
TRANSMITTER
INTERRUPT
CONTROL
CLOCK
TCIE
Transmit Data Register (TDR)
/2
SCI
TRANSMIT
CONTROL
RIE
Transmit Shift Register
Write
ILIE
/16
TE
RE
/PR
RWU
WAKE
UNIT
UP
R8
SBK
T8
SCP1
Received Data Register (RDR)
Read
SCP0 SCT2 SCT1 SCT0 SCR2 SCR1SCR0
-
Received Shift Register
TDRE TC RDRF IDLE OR
BAUD RATE GENERATOR
Transmitter Rate
Control
M
WAKE
RECEIVER
CONTROL
(Data Register) DR
-
Receiver Rate
Control
-
CR1
-
NF
BRR
RECEIVER
FE
CLOCK
SR
-
ST7263
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