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74HCT688D,653

74HCT688D,653

74HCT688D,653

NXP USA Inc.

20-SOIC (0.295, 7.50mm Width) 5V V 20 Comparators 8 Active Low

SOT-23

74HCT688D,653 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Surface MountYES
Operating Temperature-40°C~125°C
PackagingTape & Reel (TR)
Published 1997
Series 74HCT
JESD-609 Code e4
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Type Identity Comparator
Terminal Finish NICKEL PALLADIUM GOLD
Additional FeatureCASCADABLE
Subcategory Arithmetic Circuits
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch1.27mm
[email protected] Reflow Temperature-Max (s) 30
Base Part Number 74HCT688
Output Active Low
Pin Count20
JESD-30 Code R-PDSO-G20
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies5V
Supply Voltage-Min (Vsup) 4.5V
Load Capacitance50pF
Number of Bits 8
Family HCT
Current - Quiescent (Iq) 8μA
Current - Output High, Low 4mA 4mA
Max Propagation Delay @ V, Max CL 34ns @ 4.5V, 50pF
Propagation Delay (tpd) 51 ns
Output FunctionA=B
Height Seated (Max) 2.65mm
Width 7.5mm
RoHS StatusROHS3 Compliant
In-Stock:2929 items

74HCT688D,653 Product Details

74HCT688D,653 Overview


Materials from Tape & Reel (TR) are used to make the packaging.Electronic manufacturers are well aware of the 20-SOIC (0.295, 7.50mm Width) because of its low package cost.8 Bits are used in the design of this electronic part.The 74HCT Series offers an excellent price-performance ratio.Mounted in the way of Surface Mount, this electronic part is mounted in the way of X.A Active Low value is output by this electrical device.An internal 4.5V~5.5V Supply Voltage ensures the device's normal operation.Reliability is ensured by using the Operating Temperature of -40°C~125°C.There is no minimum grade requirement for the Identity Comparator Type.The High/Low output current of 4mA 4mA makes it capable of securing maximum design flexibility.Termination with a 20 device, which matches the transmission line's characteristic impedance, is considered a 20 termination.There are 1 functions on it.Parts related to the Base Part Number can be derived from it.Supply Voltage 5V powers the device.A total of 20 pins are equipped with it.There is an electronic device in this family called HCT.Comparator is located in Arithmetic Circuits Subcategory.5V Power Supplies are used to power it.Upon reaching 5.5V, the maximal supply voltage (Vsup) is reached.4.5V must be greater than Vsup.For instance, CASCADABLE was added.

74HCT688D,653 Features


20-SOIC (0.295, 7.50mm Width) package
8 Bits
74HCT series
20 terminations
1 Functions
20 pin count
5V power supplies

74HCT688D,653 Applications


There are a lot of NXP USA Inc. 74HCT688D,653 applications of comparators.

  • Servo motor controls
  • Fixed or programmable irequency division
  • Servo Motor Controls
  • “Time out" timer for consume-appication industrial controls
  • Process contollenr
  • Companion Appliceation Nole, ICAN-6374, "Application of the CMOS CD4059A Programmable Divide-by-N Counter in FM and Ctizens Band Transceiver Digital Tuners"
  • Communications digltal frequency synthesizers: VHF, UHF, FM, AM, etc.

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