Quadruple Line Driver

MC1488 is not recommended for new designs
Although this product continues to be in production to support previous designs, we don't recommend it for new designs. Consider one of these alternates:
open-in-new Compare alternates
Same functionality with different pin-out to the compared device
TRS3237E ACTIVE 3- to 5.5-V multichannel 1Mbps RS-232 line driver/receiver with +/-15-kV IEC-ESD protection Faster data rate, wider operating temperature range, and lower supply voltage

Product details

Drivers per package 4 Receivers per package 0 Logic voltage (min) (V) 5 Data rate (max) (Mbps) 0.3 Main supply voltage (nom) (V) 9 ESD HBM (kV) 0 Rating Catalog Operating temperature range (°C) 0 to 70 Vout (typ) (V) 10.5
Drivers per package 4 Receivers per package 0 Logic voltage (min) (V) 5 Data rate (max) (Mbps) 0.3 Main supply voltage (nom) (V) 9 ESD HBM (kV) 0 Rating Catalog Operating temperature range (°C) 0 to 70 Vout (typ) (V) 10.5
PDIP (N) 14 181.42 mm² 19.3 x 9.4
  • Meets or Exceeds the Requirements of ANSI EIA/TIA-232-E and ITU Recommendation V.28
  • Current-Limited Output: 10 mA Typ
  • Power-Off Output Impedance: 300 Minimum
  • Slew Rate Control by Load Capacitor
  • Flexible Supply-Voltage Range
  • Input Compatible With Most TTL Circuits
  • Meets or Exceeds the Requirements of ANSI EIA/TIA-232-E and ITU Recommendation V.28
  • Current-Limited Output: 10 mA Typ
  • Power-Off Output Impedance: 300 Minimum
  • Slew Rate Control by Load Capacitor
  • Flexible Supply-Voltage Range
  • Input Compatible With Most TTL Circuits

The MC1488, SN55188, and SN75188 are monolithic quadruple line drivers designed to interface data terminal equipment with data communications equipment in conformance with ANSI EIA/TIA-232-E using a diode in series with each supply-voltage terminal as shown under typical applications.

The SN55188 is characterized for operation over the full military temperature range of –55°C to 125°C. The MC1488 and SN75188 are characterized for operation from 0°C to 70°C.

The MC1488, SN55188, and SN75188 are monolithic quadruple line drivers designed to interface data terminal equipment with data communications equipment in conformance with ANSI EIA/TIA-232-E using a diode in series with each supply-voltage terminal as shown under typical applications.

The SN55188 is characterized for operation over the full military temperature range of –55°C to 125°C. The MC1488 and SN75188 are characterized for operation from 0°C to 70°C.

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* Data sheet MC1488, SN55188, SN75188 datasheet (Rev. C) 24 May 2004

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