75232

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 CC+ 1 20 VCC RA1 2 19 RY1 RA2 3 18 RY2 RA3 4 17 RY3 DY1 5 16 DA1 DY2 6 15 DA2 RA4 7 14 RY4 DY3 8 13 DA3 RA5 9 12 RY5 V CC- 10 11 GND IL75232N, IL75232D Pin Description Name VCC+ DA1 DA2 DA3 VCC RA1 RA2 RA3 RA4 RA5 Pin No 1 16 15 13 20 2 3 4 7 9 Function Driver Section Supply + 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 Driver Input Receiver Section Supply Receiver Input Receiver Output SLS System Logic Semiconductor SL75232 Absolute Maximum Ratings Symbol VCC+ VCCVCC VI (Driver) VI (Reciver) VO (Driver) PT TSTG Top Parameter Supply Voltage Supply Voltage Supply Voltage Input Voltage Input Voltage Output Voltage Continuous Power Dissipation (Below 25 oC) Storage Temperature Operating Temperature Rating 15 -15 10 -15 ÷ +7 ± 30 -15 ÷ +15 1.0 -65 ÷ +175 0 ÷ +75 Unit V V V V V V W o C o C Schematic DRIVER VCC+ RESEIVER VCC 2Ê DY 8.2 Ê DA 6.2 Ê 2Ê 9Ê 5Ê 70 300 DY DA 4Ê 3.6Ê 10 Ê 10Ê 7Ê VCC70 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 Parameter High Level Input Voltage Low Level Input Voltage High Level Output Voltage Test Conditions VCC+ = 9 V VCC- = -9 V Min 1.9 Max Unit V V V 0.8 VIL = 0.8V 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 6 9 VOL Low Level Output Voltage VIH = 1.9V RL = 3 kΩ -6 -9 V IIH IIL IOS(H) IOS(L) RO SLS 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 VI = 5V VI = 0 VI = 0.8V VO = 0 VI = 1.9V VO = 0 VCC+ = 0, VCC- = 0 -6 10 -1.6 -12 µA mA mA 6 12 mA 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 See Figure 1 Min Max 500 175 100 75 Unit ns ns ns ns µs µs RL = 3 kΩ to 7 kΩ CL = 2500 ρ F See Figure 1 2.5 (tip) 3.0 (tip) *- 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 Parameter Positive-Going Threshold Voltage Negative-Going Threshold Voltage High Level Output Voltage Low Level Output Voltage High-Level Input Current Low-Level Input Current Short-Circuit Output Current Test Conditions Min 1.75 0.75 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 2.6 2.6 Max 2.25 1.25 5 5 0.45 8.3 -8.3 -3 (tip) Unit V V V VOL IIH IIL IOS 3.6 0.43 -3.6 -0.43 V mA mA 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 ρ F RL = 3.9 kΩ CL = 15 ρ F RL = 390 kΩ CL = 15 ρ F RL = 3.9 kΩ Min Max 190 60 175 Unit ns ns ns System Logic Semiconductor SLS SL75232 CL = 15 ρ F RL = 390 kΩ tTHL Transition Time, High -To- Low -Level Output 20 ns Parameter Measurement Information DRIVER PULSE GENERATOR (See Note A) RL CL 10ns 3V 1.5V OUTPUT INTPUT OUTPUT 50% Test Circuit tTHL Voltage Waveform 50% VOL tTLH tPHL 1.5V OV tPLH VOH RESEIVER VCC OUTPUT PULSE GENERATOR (See Note A) CL (See Note C) tTHL Test Circuit R1 10% 10ns 90% 50% tPHL OUTPUT 1.5V 1.5V VOL tTLH 90% 3V 50% tPLH VOH INTPUT 10% OV TW=25 µs, Voltage Waveform N ote 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 +5V ILA75232N,D +12V /DCD /DSR DCD DSR RX DB95 SIN /RTS SOUT /CTS /DTR /RI CTS DTR RI RTS TX 1 6 2 7 3 8 4 9 5 -12V SIO Card SLS System Logic Semiconductor