Parameters |
Factory Lead Time |
1 Week |
Lifecycle Status |
ACTIVE (Last Updated: 1 week ago) |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
20-SOIC (0.295, 7.50mm Width) |
Number of Pins |
20 |
Weight |
500.709277mg |
Operating Temperature |
0°C~70°C |
Packaging |
Tube |
Series |
74ALS |
JESD-609 Code |
e4 |
Pbfree Code |
yes |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
20 |
Type |
Identity Comparator |
Terminal Finish |
Nickel/Palladium/Gold (Ni/Pd/Au) |
Additional Feature |
CASCADABLE |
Subcategory |
Arithmetic Circuits |
Technology |
TTL |
Voltage - Supply |
4.5V~5.5V |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Supply Voltage |
5V |
Terminal Pitch |
1.27mm |
Base Part Number |
74ALS688 |
Output |
Active Low |
Pin Count |
20 |
Operating Supply Voltage |
5V |
Polarity |
Inverting |
Power Supplies |
5V |
Load Capacitance |
50pF |
Max Supply Current |
19mA |
Number of Bits |
8 |
Propagation Delay |
20 ns |
Turn On Delay Time |
20 ns |
Family |
ALS |
Current - Output High, Low |
2.6mA 24mA |
Max I(ol) |
0.024 A |
Max Propagation Delay @ V, Max CL |
20ns @ 5V, 50pF |
Prop. Delay@Nom-Sup |
22 ns |
Output Function |
A=B |
Height |
2.65mm |
Length |
12.8mm |
Width |
7.5mm |
Thickness |
2.35mm |
Radiation Hardening |
No |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Lead Free |
SN74ALS688DWG4 Overview
Materials from Tube are used to make the packaging.As part of the package 20-SOIC (0.295, 7.50mm Width), it is embedded.Electronic parts using 8 Bits are designed here.There is no doubt that the 74ALS Series is an excellent value for the money due to its performance-cost ratio.There is a Surface Mount-position for this electronic part.Its output is Active Low.Providing 4.5V~5.5V Supply Voltage is necessary to ensure the device's normal functioning.Ensure its reliability by operating at 0°C~70°C Operating Temperature.Identity Comparator Types can be used for standard-grade applications.As the output current of 2.6mA 24mA is high/low, it has maximum design flexibility.A transmission line may also have 20 terminations, which are made using devices matched to its characteristic impedance.The device has 1 functions.Based on the Base Part Number, related parts can be identified.The supply voltage is 5V, and it is powered by it.The 20 Pin Count feature is included.During the signal interface of a computer or other device, there can be 20 pins, which are pronged contacts.There is a Surface Mount-direction mounting for this electronic part.Comparator is a member of the ALS family of electronic devices.Subcategory Arithmetic Circuits contains it.A 5V power supply is used to operate it.CASCADABLE, for example, is one of the additions.The maximum current supplied by the device is 19mA.At 5V, the supply voltage should be maintained.
SN74ALS688DWG4 Features
20-SOIC (0.295, 7.50mm Width) package
8 Bits
74ALS series
20 terminations
1 Functions
20 pin count
5V power supplies
SN74ALS688DWG4 Applications
There are a lot of Texas Instruments SN74ALS688DWG4 applications of comparators.
- Servo Motor Controls
- Companion Appliceation Nole, ICAN-6374, "Application of the CMOS CD4059A Programmable Divide-by-N Counter in FM and Ctizens Band Transceiver Digital Tuners"
- Process contollenr
- “Time out" timer for consume-appication industrial controls
- Servo motor controls
- Communications digltal frequency synthesizers: VHF, UHF, FM, AM, etc.
- Fixed or programmable irequency division