74hc299a IK Semicon Co., Ltd, 74hc299a Datasheet

no-image

74hc299a

Manufacturer Part Number
74hc299a
Description
8-bit Bidirectional Universal Shift Register With Parallel I/o
Manufacturer
IK Semicon Co., Ltd
Datasheet
8-Bit Bidirectional Universal
Shift Register with Parallel I/O
High-Performance Silicon-Gate CMOS
device inputs are compatible with standard CMOS outputs; with pullup
resistors, they are compatible with LS/ALSTTL outputs.
port to achieve full 8-bit handling in a 20 pin package. Due to the large
output drive capability and the 3-state feature, this device is ideally suited
for interface with bus lines in a bus-oriented system.
choose the mode of operation as listed in the Function Table.
Synchronous parallel loading is accomplished by taking both Mode-
Select lines, S
impedance state, which permits data applied to the data port to be clocked
into the register. Reading out of the register can be accomplished when
the outputs are enabled. The active-low asynchronous Reset overrides all
other inputs.
• Outputs Directly Interface to CMOS, NMOS, and TTL
• Operating Voltage Range: 2.0 to 6.0 V
• Low Input Current: 1.0 µA
• High Noise Immunity Characteristic of CMOS Devices
The IN74HC299A is identical in pinout to the LS/ALS299. The
The IN74HC299A features a multiplexed parallel input/output data
Two Mode-Select inputs and two Output Enable inputs are used to
1
and S
2
, high. This places the outputs in the high-
LOGIC DIAGRAM
PIN 10 = GND
PIN 20=V
CC
T
A
ORDERING INFORMATION
= -55° to 125° C for all packages
IN74HC299AN Plastic
IN74HC299ADW SOIC
PIN ASSIGNMENT
TECHNICAL DATA
IN74HC299A
Rev. 00

Related parts for 74hc299a

74hc299a Summary of contents

Page 1

... Bidirectional Universal Shift Register with Parallel I/O High-Performance Silicon-Gate CMOS The IN74HC299A is identical in pinout to the LS/ALS299. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALSTTL outputs. The IN74HC299A features a multiplexed parallel input/output data port to achieve full 8-bit handling pin package ...

Page 2

... I/O pins must be connected to a properly terminated line or bus and GND Pins SOIC Package+ Parameter and V should be constrained to the range GND≤(V IN OUT IN74HC299A Value Unit -0.5 to +7 ±20 mA ±35 mA ±75 mA 750 mW 500 ° ...

Page 3

... OUT ⎢I ⎢ ≤ 5.2 mA (Q’) 6.0 OUT GND 6 Output in High-Impedance 6.0 State GND OUT GND 6 =0µA OUT IN74HC299A Guaranteed Limit 25 °C ≤85 ≤125 Unit °C °C to -55°C 1.5 1.5 1.5 V 3.15 3.15 3.15 4.2 4.2 4.2 0.3 0.3 0.3 V 0.9 0.9 0.9 1.2 1.2 1.2 1.9 1.9 1.9 V 4.4 4.4 4 ...

Page 4

... Q 2 4.5 12 6.0 10 ’ thru Q ’ 2 4 thru Typical @25°C,V 240 IN74HC299A ≤125°C Unit 4.0 3.4 MHz 215 255 200 240 220 265 240 285 ...

Page 5

... IN74HC299A ≤85°C ≤125°C Unit 125 150 125 150 150 180 100 120 ns ...

Page 6

... Shift Left Shift Left Parallel Load Hold: Q through Hold: Q through Hold: Q IN74HC299A Response ’ Q ’ ...

Page 7

... Figure 1. Switching Waveforms Figure 3a. Switching Waveforms Figure 4. Switching Waveforms Figure 6. Test Circuit IN74HC299A Figure 2. Switching Waveforms Figure 3b. Switching Waveforms Figure 5. Test Circuit Rev. 00 ...

Page 8

... EXPANDED LOGIC DIAGRAM IN74HC299A Rev. 00 ...

Page 9

... Maximum mold flash or protrusion 0.15 mm (0.006) per side for A; for B ‑ 0.25 mm (0.010) per side. N SUFFIX PLASTIC DIP (MS - 001AD SEATING -T- PLANE SUFFIX SOIC (MS - 013AC SEATING PLANE IN74HC299A Dimension, mm Symbol MIN MAX A 24.89 26.92 6.1 7. 5.33 D 0.36 0.56 1.14 1. 2.54 H 7.62 0° 10° 2.92 3. ...

Related keywords