SL75232 Line Driver / Receiver Description The SL75232N, SL75232D are monolithic device containing 3 independent drives and 5 receivers. These are designed to interface between date terminal equipment and date communication equipment as designed by EIA-232-D. Features • Meets standard EIA-232-D (Revision of RS-232-C) • Drivers - Current Limited Output 10 mA Typical - Power-off Output Impedance 300 Ω Min - Slew Rate Control by Load Capacitor - Flexible Supply Voltage Range - Input Compatible with Most TTL and DTL Circuits • Receivers - Input Resistance 3 kΩ to 7 kΩ - Input Signal Range ± 30 V - Built-in Input Hysteresis (Double Threshold) • 20 DIP/SO20: ÌS-001AD (SL75232N) / ÌS-013AÑ (SL75232D) Block Diagram V C C + 1 20 VCC RA1 2 19 RY1 RA2 3 18 RY2 RA3 4 17 RY3 DY 1 5 16 DA1 DY 2 6 15 DA2 RA4 7 14 RY4 DY 3 8 13 DA3 RA5 9 12 RY5 10 11 GND V C C - IL75232N, IL75232D Pin Description Name VCC+ DA1 DA2 DA3 VCC RA1 RA2 RA3 RA4 RA5 SLS Pin No 1 16 15 13 20 2 3 4 7 9 System Logic Semiconductor Function Driver Section Supply + Driver Input Receiver Section Supply Receiver Input Name VCCDY1 DY2 DY3 GND RY1 RY2 RY3 RY4 RY5 Pin No 10 5 6 8 11 19 18 17 14 12 Function Driver Section Supply Driver Output Ground Receiver Output SL75232 Absolute Maximum Ratings Symbol VCC+ VCCVCC VI (Driver) VI (Reciver) VO (Driver) PT TSTG Top Parameter Rating 15 -15 10 -15 ÷ +7 ± 30 -15 ÷ +15 1.0 -65 ÷ +175 0 ÷ +75 Supply Voltage Supply Voltage Supply Voltage Input Voltage Input Voltage Output Voltage Continuous Power Dissipation (Below 25 oC) Storage Temperature Operating Temperature Unit V V V V V V W o C o C Schematic DRIVER RESEIVER VCC VCC+ 8.2 Ê 9Ê 6.2 Ê 70 2Ê DY 2Ê DA 5Ê 4Ê 300 DY DA 10 Ê 3.6Ê 10Ê 7Ê 70 VCC- SLS System Logic Semiconductor SL75232 Electrical Characteristics Supply Current VCC = 5V, TA = 25 OC Symbol ICC+ Parameter Supply Current from VCC+ ICC- Supply Current from VCC- ICC Supply Current from VCC Test Conditions VCC+ = 9 V VIN = 1.9V No Load VIN = 0.8V VCC+ = 12 V VIN = 1.9V No Load VIN = 0.8V VCC+ = 15 V VIN = 1.9V No Load VIN = 0.8V VCC- = -9 V VIN = 1.9V No Load VIN = 0.8V VCC- = -12 V VIN = 1.9V No Load VIN = 0.8V VCC- = -15 V VIN = 1.9V No Load VIN = 0.8V VCC = 5 V VIN = 5.0V Min Max 15 4.5 19 5.5 25 9 -15 -3.2 -19 -3.2 -25 -3.2 30 Unit mA mA mA Driver Section Symbol VIH VIL VOH VOL IIH IIL IOS(H) IOS(L) RO SLS Parameter High Level Input Voltage Low Level Input Voltage High Level Output Voltage Low Level Output Voltage High Level Input Current Low Level Input Current Short Circuit Output Current at High Level Short Circuit Output Current at Low Level Output Resistance, System Logic Semiconductor Test Conditions VCC+ = 9 V VCC- = -9 V VIL = 0.8V RL = 3 kΩ VIH = 1.9V RL = 3 kΩ VCC+ = 9 V VCC- = -9 V VCC+ = 13.2 V VCC- = -13.2 V VCC+ = 9 V VCC- = -9 V VCC+ = 13.2 V VCC- = -13.2 V Min 1.9 Max Unit V 0.8 V 6 V 9 -6 V -9 VI = 5V 10 µA VI = 0 -1.6 mA VI = 0.8V VO = 0 -6 -12 mA VI = 1.9V VO = 0 6 12 mA VCC+ = 0, VCC- = 0 300 Ω SL75232 Power Off VO = -2V to 2V Driver Switching Characteristic VCC+ = 9V, VCC- = -9V TA = 25 OC Symbol tPLH tPHL tTLH tTHL tTLH tTHL Parameter Propagation Delay Time, Low-To-High-Level Output Propagation Delay Time, High -To- Low -Level Output Transition Time, Low-To-High-Level Output * Transition Time, High -To- Low -Level Output* Transition Time, Low-To-High-Level Output** Transition Time, High-To-Low -Level Output** Test Conditions RL = 3 kΩ CL = 15 µF Min Max 500 Unit ns 175 ns 100 ns 75 ns See Figure 1 µs 2.5 (tip) 3.0 (tip) RL = 3 kΩ to 7 kΩ CL = 2500 ρF See Figure 1 µs *- Measured between 10 % and 90 % Points of Output Waveform ** - Measured between +3V and -3V Points on the Output Waveform (EIA-232-D Condition) Receiver Section Symbol VT+ VTVOH VOL IIH Parameter Positive-Going Threshold Voltage Negative-Going Threshold Voltage High Level Output Voltage Low Level Output Voltage High-Level Input Current IIL Low-Level Input Current IOS Short-Circuit Output Current Test Conditions VI= 0.75V, IOL=-0.5mA Input Open, IOL = -0.5 mA VI= 3V, IOL = 10 mA VI= 25V VI= 3V VI= -25V VI= -3V Min 1.75 Max 2.25 Unit V 0.75 1.25 V 2.6 2.6 5 5 V 0.45 8.3 V mA -8.3 mA 3.6 0.43 -3.6 -0.43 -3 (tip) mA Receiver Switching Characteristic VCC= 5V Symbol tPLH tPHL tTLH Parameter Propagation Delay Time, Low-To-High-Level Output Propagation Delay Time, High -To- Low -Level Output Transition Time, Low-To-High-Level Output Test Conditions CL = 15 ρF RL = 3.9 kΩ CL = 15 ρF RL = 390 kΩ CL = 15 ρF RL = 3.9 kΩ Min Max 190 Unit ns 60 ns 175 ns SLS System Logic Semiconductor SL75232 tTHL CL = 15 ρF RL = 390 kΩ Transition Time, High -To- Low -Level Output 20 ns Parameter Measurement Information DRIVER 10ns 3V PULSE GENERATOR (See Note A) 1.5V 1.5V OUTPUT RL INTPUT CL OV tPHL tPLH OUTPUT VOH 50% 50% VOL Test Circuit tTHL tTLH Voltage Waveform RESEIVER 10ns VCC 90% 90% 3V OUTPUT R1 INTPUT PULSE GENERATOR (See Note A) 10% 50% tPHL 50% 1.5V (See Note C) OV tPLH OUTPUT CL 10% VOH 1.5V VOL tTHL Test Circuit Note A. B. C. The pulse generator has the following characteristics. f = 200 KHz, Z O = 50 Ω C included probe and jig capacitance. All diodes are 1N3064 or equivalent. Fig1. Propagation and Transition Times Typical Application UART ILA75232N,D +5V +12V DCD / D C D DB95 DSR /DSR RX SIN RTS /RTS 1 6 2 TX 7 CTS 8 SOUT 3 /CTS DTR /DTR -12V SIO Card System Logic Semiconductor 4 9 5 RI /RI SLS tTLH TW=25 µs, Voltage Waveform