Datasheet4U Logo Datasheet4U.com

54HC191 Datasheet - SGS-THOMSON

54HC191 4 BIT SYNCHRONOUS UP/DOWN COUNTERS

The M54/74HC190/191 are high speed CMOS 4-BIT SYNCHRONOUS UP/DOWN COUNTERS fabricated in silicon gate C2MOS technology. They have the same high speed performance of LSTTL combined with true CMOS low power consumption. State changes of the counter are synchronous with the LOW-to-HIGH transition of th.
M54/M74HC190 M54/M74HC191 4 BIT SYNCHRONOUS UP/DOWN COUNTERS . HIGH SPEED fMAX = 48 MHz (TYP.) AT VCC = 5 V . LOW POWER DISSIPATION ICC = 4 µA (MAX.) AT TA = 25 °C . HIGH NOISE IMMUNITY VNIH = VNIL = 28 % VCC (MIN.) . OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS . SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 4 mA (MIN.) . BALANCED PROPAGATION DELAYS tPLH = tPHL . WIDE OPERATING VOLTAGE RANGE VCC (OPR) = 2 V TO 6 V . PIN AND FUNCTION COMPATIBLE WITH 54/74LS190/191 B1R (Plastic Package) F1R (Ceramic P.

54HC191 Datasheet (296.86 KB)

Preview of 54HC191 PDF
54HC191 Datasheet Preview Page 2 54HC191 Datasheet Preview Page 3

Datasheet Details

Part number:

54HC191

Manufacturer:

SGS-THOMSON

File Size:

296.86 KB

Description:

4 bit synchronous up/down counters.

📁 Related Datasheet

54HC190 Synchronous Decade Up/Down Counters (National Semiconductor)

54HC190 4 BIT SYNCHRONOUS UP/DOWN COUNTERS (SGS-THOMSON)

54HC191 Rad-hard high speed 2 to 6V CMOS logic (STMicroelectronics)

54HC191 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS (Texas Instruments)

54HC191 Synchronous Binary Up/Down Counters (National Semiconductor)

54HC193 4-BIT SYNCHRONOUS UP/DOWN COUNTERS (Texas Instruments)

54HC193 Rad-hard high speed 2 to 6V CMOS logic (STMicroelectronics)

54HC10 Rad-hard high speed 2 to 6V CMOS logic (STMicroelectronics)

TAGS

54HC191 BIT SYNCHRONOUS DOWN COUNTERS SGS-THOMSON

54HC191 Distributor