| Part | HEF4557B |
|---|---|
| Description | 1-to-64 bit variable length shift register |
| Manufacturer | Philips Semiconductors |
| Size | 78.37 KB |
The HEF4557B is a static clocked serial shift register whose length may be programmed to be any number of bits between 1 and 64. The number of bits selected is equal to the sum of the subscripts of the enabled length control inputs (L1, L2, L4, L8, L16 and L32) plus one.
| Part Number | Manufacturer | Description |
|---|---|---|
| HEF4557B | NXP Semiconductors | 1-to-64 bit variable length shift register |
| HEF4557B | Nexperia | 1-to-64 bit variable length shift register |
| HEF4556B | NXP Semiconductors | Dual 1-of-4 decoder/demultiplexer |
| HEF4555B | NXP Semiconductors | 1-of-4 decoder/demultiplexer |
| HEF4555B | Nexperia | 1-of-4 decoder/demultiplexer |
