The AC/ACT299 is an 8-bit universal shift/storage register with 3-STATE outputs. Four modes of operation are possible: hold (store), shift left, shift right and load data. The parallel load inputs and flip-flop outputs are multiplexed to reduce the total number of package pins. Additional outputs are provided for flip-flops Q0, Q7 to allow easy serial cascad.
s ICC and IOZ reduced by 50% s Common parallel I/O for reduced pin count s Additional serial inputs and outputs for expansion s Four operating modes: shift left, shift right, load and store s 3-STATE outputs for bus-oriented applications s Outputs source/sink 24 mA s ACT299 has TTL-compatible inputs Ordering Code: Order Number 74AC299SC 74AC299SJ 74AC299MTC 74AC299PC 74ACT299SC 74ACT299MTC 74ACT299PC Package Number M20B M20D MTC20 N20A M20B MTC20 N20A Package Description 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300” Wide Body 20-Lead Small Outline Package (SOP), EIAJ T.
) leThe 74AC299 is an advanced high-speed CMOS t(s o8-BIT PIPO SHIFT REGISTER (3-STATE) sfabricated with sub-micron sili.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | 74AC20 |
STMicroelectronics |
DUAL 4-INPUT NAND GATE | |
2 | 74AC20 |
Fairchild Semiconductor |
Dual 4-Input NAND Gate | |
3 | 74AC240 |
STMicroelectronics |
OCTAL BUS BUFFER | |
4 | 74AC240 |
Fairchild Semiconductor |
Octal Buffer/Line Driver | |
5 | 74AC240 |
ON Semiconductor |
Octal Buffer/Line Driver | |
6 | 74AC241 |
Fairchild Semiconductor |
Octal Buffer/Line Driver | |
7 | 74AC244 |
STMicroelectronics |
OCTAL BUS BUFFER | |
8 | 74AC244 |
Fairchild Semiconductor |
Octal Buffer/Line Driver | |
9 | 74AC244 |
NXP |
Octal Buffer / Line Dricer | |
10 | 74AC244 |
ON Semiconductor |
Octal Buffer/Line Driver | |
11 | 74AC245 |
STMicroelectronics |
OCTAL BUS TRANSCEIVER | |
12 | 74AC245 |
Fairchild Semiconductor |
Octal Bidirectional Transceiver |