74VHC221AMTCX

74VHC221AMTCX

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onsemi
74VHC221AMTCX
IC MULTIVIBRATOR 8.1NS 16TSSOP
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Obsolete

Quantity Available: 2570
SZC Quality Assurance
onsemi

onsemi

Onsemi pioneers eco-innovations, emboldening worldwide clientele to curtail energy usage. Their diverse array encompasses power, signal management, logic solutions, catering to automotive, communication, computing, consumer, industrial domains. A responsive, reliable supply chain underscores their commitment, encompassing North America, Europe, Asia markets.

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74VHC221AMTCX Features

■ High Speed: tPD = 8.1ns (Typ.) at VCC = 5V■ Low Power Dissipation: ICC = 4µA (Max.) at TA = 25°C■ Active State: ICC = 600µA (Max.) at TA = 25°C■ High Noise Immunity: VNIH = VNIL = 28% VCC (Min.)■ Power down protection is provided on all inputs■ Pin and function compatible with 74HC221A

74VHC221AMTCX General Description

The VHC221A is an advanced high speed CMOSMonostable Multivibrator fabricated with silicon gateCMOS technology. It achieves the high speed operationsimilar to equivalent Bipolar Schottky TTL while main-taining the CMOS low power dissipation. Each multi-vibrator features both a negative, A, and a positive, B,transition triggered input, either of which can be used asan inhibit input. Also included is a clear input that whentaken LOW resets the one-shot. The VHC221A can betriggered on the positive transition of the clear while A isheld LOW and B is held HIGH. The VHC221A is non-retriggerable, and therefore cannot be retriggered untilthe output pulse times out. The output pulse width isdetermined by the equation:PW = (Rx)(Cx)where,PW is in seconds, R is in ohms, and C is in farads.Limits for Rx and Cx are:External capacitor, Cx: No limitExternal resistors, Rx: VCC = 2.0V, 5kΩ Min.VCC > 3.0V, 1 kΩ MinAn input protection circuit ensures that 0 to 7V can beapplied to the input pins without regard to the supplyvoltage. This device can be used to interface 5V to 3Vsystems and two supply systems such as battery backup. This circuit prevents device destruction due to mis-matched supply and input voltages.

Product Attributes

TYPE DESCRIPTION Select all
Voltage - Supply 2 V ~ 5.5 V
Current - Output High, Low 8mA, 8mA
Schmitt Trigger Input Yes
Independent Circuits 2
Logic Type Monostable
Product Status Obsolete
Package Tape & Reel (TR)
Supplier Device Package 16-TSSOP
Series 74VHC
Package / Case 16-TSSOP (0.173", 4.40mm Width)
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C
Propagation Delay 8.1 ns

Obsolete

Quantity Available: 2570
SZC Quality Assurance
onsemi

onsemi

Onsemi pioneers eco-innovations, emboldening worldwide clientele to curtail energy usage. Their diverse array encompasses power, signal management, logic solutions, catering to automotive, communication, computing, consumer, industrial domains. A responsive, reliable supply chain underscores their commitment, encompassing North America, Europe, Asia markets.

View All Product from onsemi
45
Serves customers in 45 countries
1000+
Worldwide Manufacturers
$140M
$140M Growth in 5 Years
50.0M+
50M Parts Shipped in 5 Years