| 制造商 | 部件名 | 数据表 | 功能描述 |
 Hitachi Semiconductor |
HD74LS190
|
104Kb / 7P |
Synchronous Up/Down Decade Counters(single clock line)
|
|
HD74LS193
|
104Kb / 7P |
Synchronous Up/Down 4-bit Binary Counters(dual clock lines)
|
|
HD74LS668
|
103Kb / 7P |
Synchronous Up/Down Decade Counters
|
 Texas Instruments |
SN54192
|
846Kb / 22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN54ALS190
|
140Kb / 8P |
SYNCHRONOUS 4-BIT UP/DOWN DECADE AND BINARY COUNTERS
|
 National Semiconductor ... |
MM54HC192
|
180Kb / 8P |
Synchronous Decade Up/Down Counters Synchronous Binary Up/Down Counters
|
 Renesas Technology Corp |
HD74LS192
|
98Kb / 11P |
Synchronous Up / Down Decade Counter (dual clock lines)
|
|
HD74LS193
|
107Kb / 12P |
Synchronous Up / Down Decade Counter (dual clock lines)
|
|
HD74HC192
|
151Kb / 14P |
Synchronous Up/Down Decade Counter (Dual Clock Lines)
|
 Aeroflex Circuit Techno... |
UT54ACS193
|
260Kb / 10P |
Synchronous 4-Bit Up-Down Dual Clock Counters
|