ST72T774J9B1 STMicroelectronics, ST72T774J9B1 Datasheet - Page 58

• Manufacturer Part Number: ST72T774J9B1
• Manufacturer: STMicroelectronics

Specifications of ST72T774J9B1

• Cpu Family: ST7
• Device Core Size: 8b
• Frequency (max): 24MHz
• Interface Type: I2C/USB
• Program Memory Type: EPROM
• Program Memory Size: 60KB
• Total Internal Ram Size: 1KB
• # I/os (max): 31
• Number Of Timers - General Purpose: 1
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4V
• On-chip Adc: 1-chx8-bit
• On-chip Dac: 1-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 42
• Package Type: SPDIP
• Lead Free Status / Rohs Status: Specific Sites Compliant

ST72774/ST727754/ST72734
SYNC PROCESSOR (SYNC) (Cont’d)
Figure 38. Typical Horizontal Sync Input Timing
Figure 39. Vertical Sync Input Timing
58/144
or:
or:
Note: Minimum HPeriod: 500ns + S/W interrupt servicing time
Note: Minimum VPeriod: 500ns + S/W interrupt servicing time
Maximum Sync. pulse width: 7µs
Typical Sync. pulse width: 0.0384ms - 0.600ms
(1 Timer Clock)
(1 Timer Clock)
5µs < Typical Hor. Total time < 66.66µs
(200kHz)
5ms < Typical Ver. Total time < 25ms
(200Hz)
(40Hz)
(15kHz)
VR01961
VR01961A