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7475 - 7475 4-bit Bi-stable Latch Datasheet

Photograph
7475 - 7475 4-bit Bi-stable Latch

Product Details

The 7475 IC or IC 7475 is a 4-bit Bi-stable Latch IC The 7475 is a 16 pin IC with the power supply and ground pins at pin 16 and pin 8 respectively. The 7475 pin diagram or 7475 pinout is shown below.

Features

  • 4-bit Bistable Latch in a 16-Pin DIP Package
  • Outputs Directly Interface to CMOS, NMOS and TTL
  • Large Operating Voltage Range
  • Wide Operating Conditions
  • Not Recommended for New Designs Use 74LS75

Pin Layout
TTL 7475 Pin Layout

Pin Description
Pin Number Description
1 Complement Q1 Output
2 D1 Input
3 D2 Input
4 Enable 3/4
5 Vcc - Positive Power Supply
6 D3 Input
7 D4 Input
8 Complement Q4 Output
9 Q4 Output
10 Q3 Ouput
11 Complement Q3 Output
12 Gnd - Ground
13 Enable 1/2
14 Complement Q2 Output
15 Q2 Output
16 Q1 Output

Dimensional Drawing
DIP16 IC Dimensional Drawing

Technical Data

Absolute Maximum Ratings

Supply Voltage 7V
Input Voltage 5.5V
Operating Free Air Temperature 0°C to +70°C
Storage Temperature Range -65°C to +150°C

Recommended Operating Conditions

Symbol Parameter Min Typ Max Units
Vcc Supply Voltage 4.75 5 5.25 V
Vih HIGH Level Input Voltage 2     V
Vil LOW Level Input Voltage     0.8 V
Ioh HIGH Level Output Current     -0.4 mA
Iol LOW Level Output Current     16 mA
Ta Free Air Operating Temperature 0   70 °C

Electrical Characteristics

Symbol Parameter Conditions Min Typ Max Units
Vi Input Clamp Voltage Vcc=Min Ii=-12mA     -1.5 V
Voh HIGH Level Output Voltage Vcc=Min Ioh=MAX Vil=MAX 2.4 3.4   V
Vol LOW Level Output Voltage Vcc=Min Iol=MAX Vih=MAX   0.2 0.4 V
Ii Input Current@MAX Input Voltage Vcc=Max Vi=5.5V     1 mA
Iih HIGH Level Input Current Vcc=Max Vi=2.4V     40 µA
Iil LOW Level Input Current Vcc=Max Vi=0.4V     -1.6 mA
Ios Short Circuit Output Current Vcc=Max -18   -55 mA
Icch Supply Current with Outputs HIGH Vcc=Max   4 8 mA
Iccl Supply Current with Outputs LOW Vcc=Max   12 22 mA

Switching Characteristics at Vcc=5V,Ta=25°C

Symbol Parameter Conditions Min Typ Max Units
tplh Propagation Delay Time LOW-to-HIGH Level Output Cl=15pF Rl=400R     22 nS
tphl Propagation Delay Time HIGH-to-LOW Level Output Cl=15pF Rl=400R     15 nS