Product Summary
The SN75477 are dual peripheral drivers designed for use in systems that require high current, high voltage, and fast switching times. The SN75477 provide AND, NAND, and OR drivers respectively. These devices have diode-clamped inputs as well as high-current, high-voltage clamp diodes on the outputs for inductive transientprotection.
The SN75477 drivers are characterized for operation from 0°C to 70°C.
Parametrics
The absolute maximum ratings of SN75477DR are
(1)Supply voltage, VCC (see Note 1):7 V;
(2)Input voltage, VI:5.5 V;
(3)Continuous output current (see Note 2):400 mA;
(4)Peak output current: tw ≤ 10 ms, duty cycle ≤ 50%:500 mA;tw ≤ 30 ns, duty cycle ≤ 0.002%:3 A;
(5)Output clamp current, IOK:400 mA;
(6)Continuous total power dissipation:See Dissipation Rating Table;
(7)Operating free-air temperature range, TA:0°C to 70°C;
(8)Storage temperature range, Tstg:–65°C to 150°C;
(9)Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds:260°C
Features
The features of SN75477DR can be summarized as
(1)Characterized for Use to 300 mA;
(2)No Output Latch-Up at 55 V (AfterConducting 300 mA);
(3)High-Voltage Outputs (100 V Typ);
(4)Output Clamp Diodes for Transient Suppression (300 mA, 70 V);
(5)TTL- or MOS-Compatible Diode-ClampedInputs;
(6)pnp Transistor Inputs Reduce Input Current;
(7)Standard Supply Voltage;
(8)Suitable for Hammer-Driver Applications;
(9)Plastic DIP (P) With Copper-Lead Frame
Diagrams
<DIV><IMG alt="SN75477D Pin Configuration" src="http://www.seekic.com/uploadfile/ic-mfg/201271620816103.jpg" border=0></DIV>
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![]() SN75477DRE4 |
![]() Texas Instruments |
![]() Peripheral Drivers & Components (PCIs) Dual Peripheral Drivers |
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![]() SN75477DRG4 |
![]() Texas Instruments |
![]() Peripheral Drivers & Components (PCIs) Dual Peripheral Drivers |
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