ST72C334N2B6 STMicroelectronics, ST72C334N2B6 Datasheet - Page 54

• 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 35. Timer Block Diagram
54/125
EXTCLK
f
CPU
CC1 CC0
TIMER INTERRUPT
1/2
1/4
1/8
ICIE
EXEDG
ICF1
8 high
OCIE TOIE
OCF1 TOF
FREE RUNNING
OVERFLOW
ALTERNATE
REGISTER
COUNTER
COUNTER
DETECT
CIRCUIT
16 BIT
FOLV2
ICF2
buffer
8-bit
8 low
16
FOLV1
OCF2
16
OLVL2
SR
0
OUTPUT COMPARE
REGISTER
COMPARE
OUTPUT
MCU-PERIPHERAL INTERFACE
8
IEDG1
0
CR1
CIRCUIT
1
ST7 INTERNAL BUS
16
0
8
TIMER INTERNAL BUS
OLVL1
6
COMPARE
REGISTER
OUTPUT
8
2
OC1E
16
8
OC2E OPM
REGISTER
CAPTURE
INPUT
8
1
EDGE DETECT
EDGE DETECT
PWM
8
CIRCUIT2
CIRCUIT1
16
REGISTER
CAPTURE
CC1
INPUT
LATCH1
LATCH2
8
2
CC0
8
CR2
16
IEDG2
EXEDG
OCMP1
OCMP2
ICAP1
ICAP2