DESCRIPTION
Two TEA3717 and a few external components form a complete control and drive unit for LS-TTL or microprocessor-controlled stepper motor systems. PIN CONNECTION (top view) ORDER CODE : TEA3717DP April 1993 1/8 TEA3717 SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS
Symbol Vmm VCC Vin Vin VV Iin Iin IO Tj Tstg Toper Parameter Power Supply Voltage (pins 14, 3) Logic Supply Voltage (pin 6) Input Voltage Logic Inputs Analog Inputs Reference Input Input Current Logic Inputs Analog Inputs Output Current Junction Temperature Storage Temperature Range Operating Ambiant Temperature Range Value 45 7 – 0.5 to 6 VCC 15 mA – 10 – 10 ±1 + 150 – 55 to + 150 0 to + 70 Unit V V V A °C °C °C THERMAL DATA Symbol Rth (j-c) Rth (j-a) Parameter Maximum Junction-pins Thermal Resistance Maximum Junction-ambient Thermal Resistance Value 11 45* Unit °C/W °C/W * Soldered on a 35 mm thick 20 cm3 PC board copper area RECOMMENDED OPERATING CONDITIONS Symbol VCC Vmm Io Tamb tr tf 2/8 Parameter Supply Voltage Supply Voltage Output Current Ambient Temperature Rise Time, Logic Inputs Fall Time, Logic Inputs Min.
STMicroelectronics
