Datasheet

ManualsBrandsTEXAS INSTRUMENTS ManualsInterface ICsInterface IC - transceivers RS232 2/2 SOIC 16 N

DS14C232

www.ti.com

SNLS076C –OCTOBER 1999–REVISED APRIL 2013

DS14C232 Low Power +5V Powered TIA/EIA-232 Dual Driver/Receiver

Check for Samples: DS14C232

FEATURES

DESCRIPTION

The DS14C232 is a low power dual driver/receiver

• Pin Compatible with Industry Standard

featuring an onboard DC to DC converter, eliminating

MAX232, LT1081, ICL232 and TSC232

the need for ±12V power supplies. The device only

• Single +5V Power Supply

requires a +5V power supply. I

is specified at 3.0

• Low Power—I

3.0 mA Maximum

mA maximum, making the device ideal for battery

and power conscious applications. The drivers' slew

• DS14C232C Meets TIA/EIA-232-E (RS-232) and

rate is set internally and the receivers feature internal

CCITT V.28 Standards

noise filtering, eliminating the need for external slew

• CMOS Technology

rate and filter capacitors. The device is designed to

• Receiver Noise Filter

interface data terminal equipment (DTE) with data

circuit-terminating equipment (DCE). The driver

• Package Efficiency—2 Drivers and 2 Receivers

inputs and receiver outputs are TTL and CMOS

• Available in Plastic DIP, Narrow and Wide

compatible. DS14C232C driver outputs and receiver

SOIC Packages

inputs meet TIA/EIA-232-E (RS-232) and CCITT V.28

• TIA/EIA-232 Compatible Extended Temperature standards.

Range Option:

– DS14C232T −40°C to +85°C

– DS14C232E/J: −55°C to +125°C

Connection Diagram

Figure 1. 16-Pin PDIP (See NFG Package)- Top View

16-Pin SOIC (See D Package)

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

Summary of content (18 pages)

PAGE 1
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 DS14C232 Low Power +5V Powered TIA/EIA-232 Dual Driver/Receiver Check for Samples: DS14C232 FEATURES DESCRIPTION • The DS14C232 is a low power dual driver/receiver featuring an onboard DC to DC converter, eliminating the need for ±12V power supplies. The device only requires a +5V power supply. ICC is specified at 3.0 mA maximum, making the device ideal for battery and power conscious applications.
PAGE 2
DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com Functional Diagram Figure 2. Functional Block Diagram These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates.
PAGE 3
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 Absolute Maximum Ratings (1) (2) −0.3V to 6V Supply Voltage, VCC V+ Pin (VCC − 0.3)V to +14V V− Pin +0.3V to −14V −0.3V to (VCC + 0.3V) Driver Input Voltage (V+ + 0.3V) to (V− − 0.3V) Driver Output Voltage Receiver Input Voltage ±25V −0.3V to (VCC + 0.
PAGE 4
DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com Electrical Characteristics(1) (continued) Over recommended operating conditions, unless otherwise specified Symbol Parameter Conditions See (3) Min Typ (2) Max Unit s −30 −15 −5.0 mA 11 30 mA IOS+ Output High Short Circuit Current VO = 0V, VIN = 0.8V IOS− Output Low Short Circuit Current VO = 0V, VIN = 2V 5.
PAGE 5
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 Absolute Maximum Ratings (1) (2) −0.3V to 6V Supply Voltage, VCC V+ Pin (VCC − 0.3)V to +14V V− Pin +0.3V to −14V −0.3V to (VCC + 0.3V) Driver Input Voltage (V+ + 0.3V) to (V− − 0.3V) Driver Output Voltage Receiver Input Voltage ±25V −0.3V to (VCC + 0.
PAGE 6
DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com Electrical Characteristics(1) (continued) Over recommended operating conditions, unless otherwise specified Symbol Parameter Conditions Min Max Units 3.0 V RECEIVER CHARACTERISTICS (C1–C4 = 1.0 μF) VTH Input High Threshold Voltage VTL Input Low Threshold Voltage VHY Hysteresis RIN Input Resistance VOH High Level Output Voltage VOL Low Level Output Voltage 0.2 V TA = 25°C, +125°C 0.1 1.0 TA = −55°C 0.05 1.
PAGE 7
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 Parameter Measurement Information Figure 5. Driver Load Circuit Figure 6. Driver Switching Waveform Figure 7. Receiver Load Circuit A. Receiver AC input waveform for test purposes: tr = tf = 200 ns, VIH = 3V, VIL = −3V, f = 30 kHz. Figure 8.
PAGE 8
DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com PIN DESCRIPTIONS VCC (Pin 16) Power supply pin for the device, +5V (±10%). V+ (Pin 2) Positive supply for TIA/EIA-232-E drivers. Recommended external capacitor: C4-1.0 μF (6.3V). Capacitor value should be larger than 1 μF. This supply is not intended to be loaded externally. V− (Pin 6) Negative supply for TIA/EIA-232-E drivers. Recommended external capacitor: C3-1.0 μF (16V). Capacitor value should be larger than 1 μF.
PAGE 9
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 TYPICAL APPLICATION INFORMATION Figure 9. Application of DS14C232 and INS8250 Figure 10.
PAGE 10
DS14C232 SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 www.ti.com Typical Performance Characteristics DRIVER VOH & VOL vs POWER SUPPLY VOLTAGE DRIVER SLEW RATE vs POWER SUPPLY VOLTAGE & LOAD CAPACITANCE Figure 11. Figure 12. VCC = 5.0V, RL = 3 kΩ, CL = 15 pF (includes jig and probe capacitance), CP = 1 μF Ta = 25°C, RL = 5 kΩ, CP = 1 μF, ƒ = 30 KHz Figure 13. Figure 14. SR = 6V/t1 or 6V/t2, whichever is greater. S1 = 2.0V, VO = VOL Figure 15. 10 Figure 16.
PAGE 11
DS14C232 www.ti.com SNLS076C – OCTOBER 1999 – REVISED APRIL 2013 REVISION HISTORY Changes from Revision B (April 2013) to Revision C • Page Changed layout of National Data Sheet to TI format ..........................................................................................................
PAGE 12
PACKAGE OPTION ADDENDUM www.ti.
PAGE 13
PACKAGE OPTION ADDENDUM www.ti.com 1-Nov-2013 (5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation of the previous line and the two combined represent the entire Device Marking for that device. (6) Lead/Ball Finish - Orderable Devices may have multiple material finish options. Finish options are separated by a vertical ruled line.
PAGE 14
PACKAGE MATERIALS INFORMATION www.ti.com 23-Sep-2013 TAPE AND REEL INFORMATION *All dimensions are nominal Device Package Package Pins Type Drawing SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) B0 (mm) K0 (mm) P1 (mm) W Pin1 (mm) Quadrant DS14C232CMX/NOPB SOIC D 16 2500 330.0 16.4 6.5 10.3 2.3 8.0 16.0 Q1 DS14C232TMX SOIC D 16 2500 330.0 16.4 6.5 10.3 2.3 8.0 16.0 Q1 DS14C232TMX/NOPB SOIC D 16 2500 330.0 16.4 6.5 10.3 2.3 8.0 16.
PAGE 15
PACKAGE MATERIALS INFORMATION www.ti.com 23-Sep-2013 *All dimensions are nominal Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm) DS14C232CMX/NOPB SOIC D 16 2500 367.0 367.0 35.0 DS14C232TMX SOIC D 16 2500 367.0 367.0 35.0 DS14C232TMX/NOPB SOIC D 16 2500 367.0 367.0 35.
PAGE 16
MECHANICAL DATA NFG0016E N0016E N16E (Rev G) www.ti.
PAGE 17
PAGE 18
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue. Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.