Texas Instruments SN74HCT574PWT Microcontrollers
Octal D-Type Flip-Flop, 3-State, 5V, 40MHz, TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74HCT574PWT
Series
Base Model
Detailed Description
Octal D-Type Flip-Flop, 3-State, 5V, 40MHz, TSSOP
Package
20-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
SN74HCT574PWT Datasheet
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Technical Specifications
Texas Instruments SN74HCT574PWT Microcontrollers technical specifications.
General
Package / Case
20-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
4.5V ~ 5.5V
Lifecycle Status
Active
Type
D-Type
Output Type
Tri-State, Non-Inverted
Number of Elements
1
Max Frequency
40 MHz
Number of Bits Per Element
8
Related Parts Comparison (SN74HCT574PWT vs SN74HCT00PWR vs SN74HCT08ANSR vs SN74HCT04DRE4)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 20-TSSOP | TSSOP | SOP | 14-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 4.5V ~ 5.5V | 5 V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Lifecycle Status | Active | Active | Obsolete | Active |
| Current Output High Low | 6mA, 6mA | 4mA, 4mA | 4mA, 4mA | 4mA, 4mA |
| Max Propagation Delay V Max Cl | 47ns @ 5.5V, 150pF | 18ns @ 5.5V, 50pF | 18ns @ 5.5V, 50pF | 18ns @ 5.5V, 50pF |
| Current Quiescent Max | -- | 2 µA | 2 µA | 2 µA |
| Logic Level High | -- | 2 V | 3.98V ~ 4.4V | 2V |
| Logic Level Low | -- | 0.8 V | 0.1V ~ 0.26V | 0.8V |
| Logic Type | -- | NAND Gate | AND Gate | Inverter |
| Number of Circuits | -- | 4 | 4 | 6 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC74HCT574ADTR2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
IC FF D-TYPE SNGL 8BIT 20TSSOP
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