MC1488ML1 Datasheet Summary

General Description

The MC1488ML1 is a monolithic quad line driver designed to interface data terminal equipment with data communications equipment in conformance with the specifications of the EIA Standard. It is specifically designed to convert DTL/TTL logic levels to EIA-232D levels, making it suitable for a wide range of data transmission applications.

Features

• Current Limited Output: ±10 mA typical
• Power-Off Source Impedance: 300 Ω minimum
• Simple Slew Rate Control with External Capacitor
• Flexible Operating Supply Range
• Compatible with All Motorola MDTL and MTTL Logic Families

Ordering Information

• Part Number: MC1488ML1
• Operating Temperature Range: 0 to +75°C
• Package: SOIC (Small Outline Integrated Circuit)
• Pin Count: 14
• Case Outline: 940A-03

Applications

• Data terminal equipment interfacing
• Data communications equipment
• EIA-232D compliant systems
• Logic level translation (DTL/TTL to EIA-232D)

Pin Configuration

• Pin 1-4, 11-14: Input (A1, B1, C1, D1; A2, B2, C2, D2)
• Pin 5-8, 10: Output (A3, B3, C3, D3; D4)
• Pin 7, 8: Ground (GND)
• Pin 9: VCC
• Pin 1: VEE

Electrical Characteristics

Maximum Ratings (TA = +25°C, unless otherwise noted)

• Power Supply Voltage (Vcc, VEE): +15 V, -15 V
• Input Voltage Range (VIR): -15 V to +7.0 V
• Output Signal Voltage (vo): ±15 V
• Power Derating (Package Limitation, SO-14 and Plastic Dual-in-Line Package): 1000 mW, 6.7 mW/°C
• Operating Ambient Temperature Range (TA): 0 to +75 °C
• Storage Temperature Range (Tstg): -65 to +175 °C

Electrical Characteristics (VCC = +9.0 ± 1% Vdc, VEE = –9.0 ± 1% Vdc, TA = 0 to 75°C, unless otherwise noted)

• Input Current – Low Logic State (IIL): -1.0 to -1.6 mA
• Input Current – High Logic State (IIH): 0 to 10 µA
• Output Voltage – High Logic State (VOH): +6.0 to +10.5 V
• Output Voltage – Low Logic State (VOL): -6.0 to -10.5 V
• Positive Output Short–Circuit Current (IOS+): +6.0 to +12 mA
• Negative Output Short–Circuit Current (IOS–): -6.0 to -12 mA
• Output Resistance (ro): 300 Ω
• Positive Supply Current (ICC): 0 to +25 mA
• Negative Supply Current (IEE): 0 to -500 µA

Switching Characteristics (VCC = +9.0 ± 1% Vdc, VEE = –9.0 ± 1% Vdc, TA = +25°C)

• Propagation Delay Time (tPLH, tPHL): 275 to 350 ns
• Rise Time (tTLH): 55 to 100 ns
• Fall Time (tTHL): 45 to 75 ns

Package Dimensions

• SOIC (Small Outline Integrated Circuit)Dimensions: 9.05 x 6.50 x 1.27 mmLead Pitch: 1.27 mmLead Length: 1.27 mmLead Width: 0.51 mm

Applications Information

The MC1488ML1 is designed to meet the requirements of the EIA-232D standard, which specifies the voltage levels and interface requirements for data transmission. The device can be used in various applications, including:

• Data terminal equipment interfacing
• Data communications equipment
• Logic level translation (DTL/TTL to EIA-232D)
• Short-circuit protection for data transmission lines