| 制造商 | 部件名 | 数据表 | 功能描述 |
 Texas Instruments |
SN54ALS169B
|
148Kb / 9P |
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS
|
|
SN54HC193
|
483Kb / 17P |
4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR
|
 Hitachi Semiconductor |
HD74LS193
|
104Kb / 7P |
Synchronous Up/Down 4-bit Binary Counters(dual clock lines)
|
 Texas Instruments |
SN54192
|
846Kb / 22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74F193A
|
275Kb / 10P |
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER WITH DUAL CLOCK AND CLEAR
|
|
SN54ALS169B
|
686Kb / 19P |
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS
|
|
SN54LS169B
|
421Kb / 12P |
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS
|
 Aeroflex Circuit Techno... |
UT54ACS191
|
258Kb / 10P |
Synchronous 4-Bit Up-Down Binary Counters
|
 Texas Instruments |
SN54ALS191A
|
625Kb / 18P |
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTERS
|
|
SN54HC193
|
1Mb / 21P |
4-BIT SYNCHRONOUS UP/DOWN COUNTERS DUAL CLOCK WITH CLEAR
|