Datasheets
SN74AHCT74DR by: Texas Instruments

Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear and Preset 14-SOIC -40 to 125

Part Details for SN74AHCT74DR by Texas Instruments

Results Overview of SN74AHCT74DR by Texas Instruments

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SN74AHCT74DR Information

SN74AHCT74DR by Texas Instruments is an FF/Latch.
FF/Latches are under the broader part category of Logic Components.

Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.

Price & Stock for SN74AHCT74DR

Part # Distributor Description Stock Price Buy
DISTI # 2156-SN74AHCT74DR-ND
DigiKey IC FF D-TYPE DOUBLE 1BIT 14SOIC Min Qty: 1 Lead time: 12 Weeks Container: Bulk MARKETPLACE PRODUCT 7723
In Stock
  • 2,542 $0.1200
$0.1200 Buy Now
DISTI # 296-SN74AHCT74DRCT-ND
DigiKey IC FF D-TYPE DOUBLE 1BIT 14SOIC Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 3366
In Stock
  • 1 $0.2700
  • 10 $0.1830
  • 25 $0.1620
  • 100 $0.1388
  • 250 $0.1278
  • 500 $0.1212
  • 2,500 $0.1099
  • 5,000 $0.1064
  • 7,500 $0.1047
  • 12,500 $0.1028
  • 17,500 $0.1016
  • 25,000 $0.1006
  • 62,500 $0.0982
$0.0982 / $0.2700 Buy Now
DISTI # 595-SN74AHCT74DR
Mouser Electronics Flip Flops Dual w/Clear Preset A 595-SN74AHCT74D RoHS: Compliant 7419
  • 1 $0.2700
  • 10 $0.1830
  • 25 $0.1620
  • 100 $0.1390
  • 250 $0.1220
  • 1,000 $0.1160
  • 2,500 $0.1040
  • 10,000 $0.1010
  • 20,000 $0.0960
$0.0960 / $0.2700 Buy Now
Bristol Electronics   427
RFQ
Quest Components IC, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, SOIC-14, TandR 992
  • 1 $0.1869
  • 65 $0.1246
  • 402 $0.0997
$0.0997 / $0.1869 Buy Now
Quest Components IC, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, SOIC-14, TandR 341
  • 1 $0.6230
  • 21 $0.2804
  • 179 $0.1869
$0.1869 / $0.6230 Buy Now
Rochester Electronics SN74AHCT74 Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear and Preset RoHS: Compliant Status: Active Min Qty: 1 7723
  • 100 $0.1135
  • 500 $0.1021
  • 1,000 $0.0942
  • 10,000 $0.0840
  • 100,000 $0.0704
$0.0704 / $0.1135 Buy Now
Chip 1 Exchange INSTOCK 3107
RFQ
LCSC 4.5V5.5V 140MHz 8.8ns5V50pF D-Type 1 2 2uA SOIC-14 Flip Flops ROHS 670
  • 5 $0.1180
  • 50 $0.1155
  • 150 $0.1139
  • 500 $0.1123
$0.1123 / $0.1180 Buy Now
Vyrian Logic ICs 7617
RFQ

Part Details for SN74AHCT74DR

SN74AHCT74DR CAD Models

SN74AHCT74DR Part Data Attributes

SN74AHCT74DR Texas Instruments
Buy Now Datasheet
Compare Parts:
SN74AHCT74DR Texas Instruments Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear and Preset 14-SOIC -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Pin Count 14
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Family AHCT/VHCT/VT
JESD-30 Code R-PDSO-G14
JESD-609 Code e4
Length 8.65 mm
Load Capacitance (CL) 50 pF
Logic IC Type D FLIP-FLOP
Max Frequency@Nom-Sup 65000000 Hz
Max I(ol) 0.008 A
Moisture Sensitivity Level 1
Number of Bits 1
Number of Functions 2
Number of Terminals 14
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Polarity COMPLEMENTARY
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP14,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR, 13 INCH
Peak Reflow Temperature (Cel) 260
Power Supply Current-Max (ICC) 0.02 mA
Prop. Delay@Nom-Sup 10 ns
Propagation Delay (tpd) 10 ns
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount YES
Technology CMOS
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Trigger Type POSITIVE EDGE
Width 3.9 mm
fmax-Min 70 MHz

SN74AHCT74DR Related Parts

SN74AHCT74DR Frequently Asked Questions (FAQ)

  • The maximum clock frequency of the SN74AHCT74DR is 100 MHz.

  • To ensure proper initialization, connect the preset (PRE) and clear (CLR) inputs to VCC or GND, and use a pull-up or pull-down resistor to prevent floating inputs.

  • The recommended operating voltage range for the SN74AHCT74DR is 4.5V to 5.5V.

  • Yes, the SN74AHCT74DR can operate at 3.3V, but the output voltage levels may not be compatible with 3.3V logic. Use a voltage translator or level shifter if necessary.

  • Use asynchronous preset and clear inputs with caution, as they can cause unintended behavior. Ensure that the inputs are synchronized with the clock signal to avoid metastability issues.

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