Texas Instruments SN74HC640N Microcontrollers
Octal 3-State Bus Transceiver, Inverting, 8-Bit, CMOS, PDIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74HC640N
Series
Base Model
Detailed Description
Octal 3-State Bus Transceiver, Inverting, 8-Bit, CMOS, PDIP
Package
20-DIP (0.300", 7.62mm)
Lifecycle Status
Active
Datasheet
SN74HC640N Datasheet
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Technical Specifications
Texas Instruments SN74HC640N Microcontrollers technical specifications.
General
Package / Case
20-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2V ~ 6V
Lifecycle Status
Active
Output Type
3-State
Number of Elements
1
Logic Type
Transceiver, Inverting
Number of Bits Per Element
8
Current Output High Low
7.8mA, 7.8mA
Related Parts Comparison (SN74HC640N vs SN74HC4851DR vs SN74HC4851QDRG4Q1 vs SN74HC139QDRG4Q1)
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-DIP | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C |
| Lifecycle Status | Active | Active | Active | Active |
| Supply Voltage | 2V ~ 6V | -- | -- | 2V ~ 6V |
| Current Output High Low | 7.8mA, 7.8mA | -- | -- | 5.2mA, 5.2mA |
| Logic Type | Transceiver, Inverting | -- | -- | -- |
| Number of Bits Per Element | 8 | -- | -- | -- |
| Number of Elements | 1 | -- | -- | -- |
| Output Type | 3-State | -- | -- | -- |
| Channel Capacitance Cs Off Cd Off | -- | 22pF | 22pF | -- |
| Channel to Channel Matching Ron | -- | 3Ohm | 3Ohm | -- |
| Action |
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