SN54LV221A
SN54LV221A is DUAL MONOSTABLE MULTIVIBRATORS manufactured by Texas Instruments.
D 2-V to 5.5-V VCC Operation D Max tpd of 11 ns at 5 V D Support Mixed-Mode Voltage Operation on
All Ports
D Schmitt-Trigger Circuitry on A, B, and CLR
Inputs for Slow Input Transition Rates
D Overriding Clear Terminates Output Pulse D Glitch-Free Power-Up Reset on Outputs
SN54LV221A . . . J OR W PACKAGE SN74LV221A . . . D, DB, DGV, NS, OR PW PACKAGE
(TOP VIEW)
1A 1B 1CLR 1Q 2Q 2Cext 2Rext/Cext GND
1 2 3 4 5 6 7 8
16 VCC 15 1Rext/Cext 14 1Cext 13 1Q
12 2Q
11 2CLR
10 2B
9 2A
SN54LV221A, SN74LV221A DUAL MONOSTABLE MULTIVIBRATORS
WITH SCHMITTĆTRIGGER INPUTS SCLS450G
- DECEMBER 1999
- REVISED APRIL 2005
D Ioff Supports Partial-Power-Down Mode
Operation
D Latch-Up Performance Exceeds 100 m A Per
JESD 78, Class II
D ESD Protection Exceeds JESD 22
- 2000-V Human-Body Model (A114-A)
- 200-V Machine Model (A115-A)
- 1000-V Charged-Device Model (C101)
SN54LV221A . . . FK PACKAGE (TOP VIEW)
1B 1A NC VCC 1R ext /C ext
1CLR 1Q NC...