8-bit Carry Cancel Adder
- 5 ticks
- 988
- 19×4×13
Verified specs
Credits
- Builder
Auzifriend- Uploaded by
- Auzifriend
File
- Name
8_bit_Carry_Cancel_Adder.schem- Uploaded
- October 17, 2026
- Last edited
- October 29, 2026
- Downloads
- 0
- Conventions
- followed
Inputs and outputs
| Input | Bits | Inverted | Min SS | Power | Delay |
|---|---|---|---|---|---|
| A | 8 | No | 6 | hard | t = 0 |
| B | 8 | No | 6 | hard | 0t |
| carry in | 1 | Yes | — | soft | 0t |
| Output | Bits | Inverted | Min SS | First change | Settles |
| 8 | No | 15 | 5t | 5t | |
| bit 0 | 15 | 5t | 5t | ||
| bit 1 | 15 | 5t | 5t | ||
| bit 2 | 15 | 5t | 5t | ||
| bit 3 | 15 | 5t | 5t | ||
| bit 4 | 15 | 5t | 5t | ||
| bit 5 | 15 | 5t | 5t | ||
| bit 6 | 15 | 5t | 5t | ||
| bit 7 | 15 | 5t | 5t | ||
| carry out | 1 | No | — | 5t | 5t |
Block distribution
- Dust
- 178
- Transparent
- 170
- Solid
- 165
- Comparator
- 47
- Repeater
- 36
- Torch
- 18
- Lever
- 17
- Target
- 7
Description
4 wide 4 tick CCA, output is 1ss, it has been extended to 5 tick with a repeater for full ss
Timing
- Synced
- ✓
- Changes tested
- 915,456
Versions
| Version | Date | By | What it fixed | File |
|---|---|---|---|---|
| 2, current | 2026-10-29 | Blocks put back that pruning took out, dust among them | ||
| 1 | 2026-10-28 | Auzifriend | First upload | Download |