ST72C334N2B6 STMicroelectronics, ST72C334N2B6 Datasheet - Page 56

• Manufacturer Part Number: ST72C334N2B6
• Description: Microcontrollers (MCU) Flash 8K SPI/SCI
• Manufacturer: STMicroelectronics

Specifications of ST72C334N2B6

• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 8 KB
• Data Ram Size: 384 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 44
• Number Of Timers: 16 bit
• Operating Supply Voltage: 3.2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Package / Case: SDIP-56
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / Rohs Status: No

ST72334J/N, ST72314J/N, ST72124J
16-BIT TIMER (Cont’d)
Figure 36. Counter Timing Diagram, internal clock divided by 2
Figure 37. Counter Timing Diagram, internal clock divided by 4
Figure 38. Counter Timing Diagram, internal clock divided by 8
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OVERFLOW FLAG TOF
COUNTER REGISTER
INTERNAL RESET
OVERFLOW FLAG TOF
OVERFLOW FLAG TOF
COUNTER REGISTER
COUNTER REGISTER
TIMER CLOCK
CPU CLOCK
INTERNAL RESET
INTERNAL RESET
TIMER CLOCK
TIMER CLOCK
CPU CLOCK
CPU CLOCK
FFFC
FFFC
FFFD FFFE FFFF 0000
FFFD
FFFD
0000
0001 0002
0000
0001
0003