ST72T311J2T6 STMicroelectronics, ST72T311J2T6 Datasheet - Page 92

• 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
PERIPHERAL CHARACTERISTICS (Cont’d)
Figure 46. ADC Conversion characteristics
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code
out
255
254
253
252
251
250
Offset Error OSE
7
6
5
4
3
2
1
0
1
2
3
4
1 LSB (ideal)
5
6
(4)
(3)
7
( 2)
(5)
250 251 252 253 254 255 256
V
in(A)
(LSB
( 1)
(1) Example of an actual transfer curve
(2) The ideal transfer curve
(3) Differential non-linearity error (DLE)
(4) Integral non-linearity error (ILE)
(5) Center of a step of the actual transfer curve
Offset Error OSE
ideal
)
1LSB
Gain Error GE
ideal
=
V
--------------------------------------- -
refP
256
–
V
refM
VR02133A