+86 13691825231
jerry@srdic.cn-
ALL Products
- Passive
- Audio Products
-
Circuit Protection
- Circuit Breakers
- Circuit Protection Accessories
- Electrical, Specialty Fuses
- Fuseholders
- Fuses
- Gas Discharge Tube Arresters (GDT)
- Ground Fault Circuit Interrupter (GFCI)
- Inrush Current Limiters (ICL)
- Lighting Protection
- PTC Resettable Fuses
- Surge Suppression Ics
- Thermal Cutoffs (Thermal Fuses)
- Transient Voltage Suppressors (TVS)
-
Connectors, Interconnects
- AC Power Connectors
- Backplane Connectors
- Banana and Tip Connectors
- Barrel Connectors
- Between Series Adapters
- Blade Type Power Connectors
- Card Edge Connectors
- Circular Connectors
- Coaxial Connectors (RF)
- Contacts
- D-Sub, D-Shaped Connectors
- FFC, FPC (Flat Flexible) Connectors
- Fiber Optic Connectors
- Heavy Duty Connectors
- Keystone Connectors
- LGH Connectors
- Memory Connectors
- Modular Connectors
- Photovoltaic (Solar Panel) Connectors
- Pluggable Connectors
- Rectangular Connectors
- Shunts, Jumpers
- Sockets for ICs, Transistors
- Solid State Lighting Connectors
- Terminal Blocks
- Terminal Junction Systems
- Terminal Strips and Turret Boards
- Terminals
- USB, DVI, HDMI Connectors
- Discrete Semiconductor Products
- Integrated Circuits (ICs)
- Memory Cards, Modules
- Relays
-
RF/IF and RFID
- Attenuators
- Balun
- RF Accessories
- RF Amplifiers
- RF Antennas
- RF Circulators and Isolators
- RF Demodulators
- RF Detectors
- RF Directional Coupler
- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
- RF Modulators
- RF Multiplexers
- RF Power Controller ICs
- RF Power Dividers/Splitters
- RF Receiver, Transmitter, and Transceiver Finished
- RF Receivers
- RF Shields
- RF Switches
- RF Transceiver ICs
- RF Transceiver Modules and Modems
- RF Transmitters
- RFI and EMI - Contacts, Fingerstock and Gaskets
- RFI and EMI - Shielding and Absorbing Materials
- RFID Accessories
- RFID Antennas
- RFID Reader Modules
- RFID Transponders, Tags
- RFID, RF Access, Monitoring ICs
- Subscriber Identification Module (SIM) Cards
-
Sensors, Transducers
- Color Sensors
- Color Sensors - Industrial
- Current Sensors
- Encoders
- Encoders - Industrial
- Float, Level Sensors
- Float, Level Sensors - Industrial
- Flow Sensors
- Flow Sensors - Industrial
- Force Sensors
- Force Sensors - Industrial
- Gas Sensors
- Humidity, Moisture Sensors)
- IrDA Transceiver Modules
- LVDT Transducers (Linear Variable Differential Tra
- Magnetic Sensors
- Magnets
- Motion Sensors
- Multifunction
- Optical Sensors
- Particle, Dust Sensors
- Position Sensors
- Pressure Sensors, Transducers
- Pressure Sensors, Transducers - Industrial
- Proximity Sensors
- Proximity Sensors - Industrial
- Proximity/Occupancy Sensors Finished Units
- Sensor Cable Accessories
- Sensor Cable Assemblies
- Sensor Interface Junction Blocks
- Sensor, Transducer Accessories
- Sensor, Transducer Amplifiers
- Shock Sensors
- Solar Cells
- Specialized Sensors
- Strain Gauges
- Temperature Sensors
- Touch Sensors
- Ultrasonic Receivers, Transmitters
- Ultrasonic Receivers, Transmitters - Industrial
-
Switches
- Accessories
- Accessories - Boots, Seals
- Accessories - Caps
- Cable Pull Switches
- Configurable Switch Components - Body
- Configurable Switch Components - Contact Block
- Configurable Switch Components - Illumination Sour
- Configurable Switch Components - Lens
- DIP Switches
- Disconnect Switch Components
- Emergency Stop (E-Stop) Switches
- Interlock Switches
- Keylock Switches
- Keypad Switches
- Limit Switches
- Magnetic, Reed Switches
- Navigation Switches, Joystick
- Programmable Display Switches
- Pushbutton Switches
- Pushbutton Switches - Hall Effect
- Rocker Switches
- Rotary Switches
- Selector Switches
- Slide Switches
- Tactile Switches
- Thumbwheel Switches
- Toggle Switches
- Transformers
- View More >>
National Semiconductor 54F521DC
54F521DC
- Manufacturer: National Semiconductor
- Origchip NO: 54F521DC
- Package: 20-CDIP (0.300", 7.62mm)
- Datasheet:
PDF - Stock: 164
- Description: 54F521DC(Kg)
Quantity:
Qty
Unit Price
Ext Price
-
73
$4.16
$303.68
Not the price you want? Send RFQ Now and we'll contact you ASAP.
In Stock
Please send RFQ , we will respond immediately.
Purchase
You may place an order without registering to SERDIA.
We strongly suggest you sign in before purchasing as you
can track your order in real time.
For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.
RFQ (Request for Quotations)It is recommended to request for quotations to get the latest
prices and inventories about the part.
Our sales will reply to
your request by email within 24 hours.
1. You'll receive an order information email in your inbox.
(Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some
extent, the sales manager is going to reconfirm the order and let you know if there
are any updates.
Shipping Cost
Shipping starts at $40, but some countries will exceed $40. For
example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time
zone and country.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery TimeOnce the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.| Parameters | |
|---|---|
| Mfr | National Semiconductor |
| Series | 54F |
| Package | Bulk |
| Product Status | Active |
| Type | Identity Comparator |
| Number of Bits | 8 |
| Output | Active Low |
| Output Function | A=B |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Output High, Low | 1mA, 20mA |
| Max Propagation Delay @ V, Max CL | 15ns @ 5V, 50pF |
| Current - Quiescent (Iq) | 32 mA |
| Operating Temperature | -55°C ~ 125°C |
| Package / Case | 20-CDIP (0.300", 7.62mm) |
| Supplier Device Package | 20-CERDIP |
| Mounting Type | Through Hole |
| RoHS Status | Not applicable |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| REACH Status | Vendor Undefined |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
| Standard Package | 1 |
Magnitude Comparator Bit Active Low Output A=B 20-CERDIP
Related Products
NXP USA Inc. 74HCT123D,652
$0.16Renesas Electronics America Inc 7204L15TPGI
$22.82Fairchild Semiconductor NC7WP02L8X
$0.14NXP USA Inc. 74HCT32D-Q100,118
$0.12onsemi MC74LVX00DTR2G
$0.28
Renesas Electronics America Inc 72V841L10TFI
Texas Instruments SN74LS623NSRE4
NXP USA Inc. 74LVC2G08GM,125-NXP
Texas Instruments 5962-9093701M2A
$36.99Harris Corporation CD74HC30E
$0.17onsemi CD4049UBCN
Renesas Electronics America Inc 72V841L15TF8
Renesas Electronics America Inc 72805LB15PF
Texas Instruments SN74LS393D
$1.39onsemi DM74S00N
Fairchild Semiconductor 74F646SPC
$0.94Nexperia USA Inc. 74VHCT244PW,118
$0.48onsemi NL17SZ14XV5T2G
$0.37onsemi MC10EP17MNG
Fairchild Semiconductor DM74ALS05AMX
$0.17
Texas Instruments M38510/07102BFA
Texas Instruments 74ABT16373ADGGRG4
NXP USA Inc. 74HCT540N,652
Texas Instruments SN74AUP1G80DCKRE4
NXP USA Inc. 74CBTLVD3244PW,118
