MC145406DW Freescale Semiconductor, MC145406DW Datasheet
MC145406DW
Specifications of MC145406DW
Available stocks
Related parts for MC145406DW
MC145406DW Summary of contents
Page 1
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Driver/Receiver EIA 232–E and CCITT V.28 (Formerly RS–232–D) The MC145406 is a silicon–gate CMOS IC that combines three drivers and three receivers to fulfill the electrical specifications of standards – ...
Page 2
MAXIMUM RATINGS (Voltage polarities referenced to GND) Rating Symbol DC Supply Voltages ( Input Voltage Range V IR Rx1–3 Inputs DI1–3 Inputs DC Current Per Pin Power Dissipation P D ...
Page 3
ELECTRICAL SPECIFICATIONS (Voltage polarities referenced to GND = Characteristic Digital Input Voltage Logic 0 Logic 1 Input Current V DI1–DI3 = V CC Output High Voltage (V DI1–3 = Logic 0, R ...
Page 4
DI1 Tx1 12 5 DI2 Tx2 10 7 DI3 Tx3 V SS GND R out = 8 9 Figure 1. Power–Off Source Resistance (Drivers) DRIVERS DI1–DI3 50 90% Tx1–Tx3 10% ...
Page 5
The MC145406 has been designed to meet the electrical specifications of standards EIA 232–E and CCITT V.28. EIA 232–E defines the electrical and physical interface be- tween Data Communication Equipment (DCE) and Data Terminal Equipment (DTE). A DCE is connected ...
Page 6
RxI TxO TO RxI CONNECTOR TxO RxI TxO MC145406 MMBZ15VDLT 6 IN4001 0 0.1 F Figure 4. ESD and Power Supply Networks V CC ...
Page 7
TLA C DSI R TLA** R DSI DTMF 1 DSI INPUT 0.1 F TxA 15 RxA2 R Tx 600 TIP RxA1 * 600:600 RING 18 ExI ...
Page 8
CONNECTION MC145406 TO EXTERNAL RS–232 TERMINAL DRIVER OR PC RECEIVER Figure 6. Line–Powered Voice/Data Telephone with Electrically Isolated EIA 232–E Interface MC145406 8 MC34119 MC145412/13/16 SPEAKER PULSE/TONE DRIVER DIALER RINGING MC145503 MC145426 FILTER/ UDLT CODEC SYNC MC34129 + 5 V ...
Page 9
Figure 7. 80–kbps Limited Distance Modem with EIA 232–E Interface (Master) MOTOROLA TR1 MC145406 9 ...
Page 10
0.25 (0.010 0.25 (0.010) M MC145406 10 PACKAGE DIMENSIONS P SUFFIX CASE 648– ...
Page 11
B - -P- - 0.120 (0.005) M MOTOROLA SD SUFFIX CASE 940B–02 L 0.250 (0.010 NOTE 4 C 0.076 (0.003 NOTES: 1. ...
Page 12
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of ...