ST72T311J2T6 STMicroelectronics, ST72T311J2T6 Datasheet - Page 70

• Manufacturer Part Number: ST72T311J2T6
• Description: 8-bit Microcontrollers - MCU OTP EPROM 8K SPI/I2C
• Manufacturer: STMicroelectronics

Specifications of ST72T311J2T6

• Core: ST7
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 384 B
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 5.5 V
• Package / Case: TQFP-44
• Mounting Style: SMD/SMT
• A/d Bit Size: 8 bit
• A/d Channels Available: 6
• 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: OTP EPROM
• Factory Pack Quantity: 160
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 3 V

ST72E311 ST72T311
SERIAL PERIPHERAL INTERFACE (Cont’d)
Figure 40. Data Clock Timing Diagram
70/101
(from slave)
(from slave)
(to slave)
(to slave)
(from master)
(from master)
CPOL = 1
MISO
MOSI
CAPTURE STROBE
SCLK (with
SCLK (with
CPOL = 0)
MISO
MOSI
CAPTURE STROBE
CPOL = 1)
SS
CPOL = 0
SS
Note: This figure should not be used as a replacement for parametric information.
Refer to the Electrical Characteristics chapter.
70
MSBit
MSBit
MSBit
MSBit
Bit 6
Bit 6
Bit 6
Bit 6
Bit 5
Bit 5
Bit 5
Bit 5
CPHA =0
CPHA =1
Bit 4
Bit 4
Bit 4
Bit 4
Bit3
Bit3
Bit3
Bit3
Bit 2
Bit 2
Bit 2
Bit 2
Bit 1
Bit 1
Bit 1
Bit 1
LSBit
LSBit
LSBit
LSBit
VR02131B