Max Propagation Delay @ V, Max CL:	6.1ns @ 5V, 50pF
Base Part Number:	74ABT823
Package / Case:	24-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	4pF
Current - Quiescent (Iq):	250µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	32mA, 64mA
Trigger Type:	Positive Edge
Series:	74ABT
Clock Frequency:	200MHz
Number of Bits per Element:	9
Number of Elements:	1
Output Type:	Tri-State, Non-Inverted
Type:	D-Type
Function:	Master Reset
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Logic - Flip Flops

Flip-flops are a type of logic device that can be used to detect and store data. Each flip-flop can represent a single bit of information. When used together, flip-flops can be used to store entire data words. The 74ABT823D,623 is a type of flip-flop that can be used for multiple applications.The 74ABT823D,623 is composed of two parts; the master latch and the slave latch. Each of these two latches consists of an input register and an output register. The complete Flip-Flop consists of four units; the input register (IR), the output register (OR), the master unit (M) and the slave unit (S). Each of these units can be used in the same manner as a conventional flip-flop, but the difference lies in the way the data is moved between the two.The input register of the 74ABT823D,623 has two inputs, an enable pin and a data pin. The enable pin is used to put the Flip-flop into active mode when it is enabled. When the enable pin is low, the output of the IR is held in whatever state it was in before being enabled. When the enable pin is high, the data pin is read and the output of the IR is set to the data that was read.The output register of the 74ABT823D,623 is composed of two registers, the master latch and the slave latch. The master latch is responsible for storing the data being read from the input register. The slave latch then stores the data that was read from the master latch.Once the output register has stored the data from the input register, the data is transferred to the master latch. The data is then read from the master latch, and is then transferred to the slave latch. This process continues until the enable pin is asserted, which then switches off the logic in the output register.Once available, the data stored in the output register can then be read from the master latch or from the slave latch. This allows the 74ABT823D,623 to be used for an array of applications; from storing registers in a computer to being used as a shift register for sequence data.The 74ABT823D,623 can also be used as a memory device. The memory feature of the Flip-flop allows the user to store data permanently, without having to continually apply power to keep the data. When the enable pin is asserted, the data is read from the master latch, and can then be transferred to any other device with an enable pin.The 74ABT823D,623 can also be used as an AND gate. An AND gate takes two or more input signals and produces an output signal only when all of the input signals are true. The 74ABT823D,623 can be used as an AND gate because the output of the master latch is not changed until both the data pin and the enable pin are asserted.The 74ABT823D,623 can also be used as an XOR gate. An XOR gate is used for data comparison. If two bits are being compared, but are not the same, then the output of the XOR gate will be high, or 1. If the two bits being compared are the same, then the output of the XOR gate will be low or 0. By reading from both the master latch and the slave latch, the 75ABT8231D,623 can be used to compare two bits, and then produce an output of either 0 or 1. In conclusion, the 74ABT823D,623 is a powerful and versatile device, many different types of applications can be made using the 74ABT823D,623. It can be used as a memory device, an AND gate, an XOR gate, or a shift register for sequence data. No matter what, the 74ABT823D,623 is a great tool for any application.

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