M54HC190B1R
ST Microelectronics
4 BIT SYNCHRONOUS UP/DOWN COUNTERSM54/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 LST
M54HC190B1R
ST Microelectronics
4 BIT SYNCHRONOUS UP/DOWN COUNTERSM54/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 LST