ST62T32BQ6 STMicroelectronics, ST62T32BQ6 Datasheet - Page 20

• Manufacturer Part Number: ST62T32BQ6
• Description: 8-bit Microcontrollers - MCU OTP EPROM 8K SPI/UAR
• Manufacturer: STMicroelectronics

Specifications of ST62T32BQ6

• Core: ST6
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 7948 B
• Data Ram Size: 192 B
• On-chip Adc: Yes
• Package / Case: PQFP-52
• Mounting Style: SMD/SMT
• A/d Bit Size: 8 bit
• A/d Channels Available: 21
• Interface Type: SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 30
• Number Of Timers: 2
• Program Memory Type: EPROM
• Factory Pack Quantity: 84
• Supply Voltage - Max: 5 V
• Supply Voltage - Min: 4.5 V

ST62T32B ST62E32B
CLOCK SYSTEM (Cont’d)
Figure 10. OSG Filtering Principle
Figure 11. OSG Emergency Oscillator Principle
20/83
Emergency
Frequency
Oscillator
Oscillator
Internal
(1)
(2)
(3)
(4)
(1)
(2)
(3)
(4)
Main
Maximum Frequency for the device to work correctly
Actual Quartz Crystal Frequency at OSCin pin
Noise from OSCin
Resulting Internal Frequency
VR001932
VR001933