The smallest programmable unit (PU) is the CLB PU unit shown in the following figure. The CLB PU unit is 1/60th of a clock region high and two columns wide.
Figure 1. CLB PU
The next smallest programmable units are the DSP PU UNIT and the BRAM PU UNIT shown in the following figures.
Figure 2. DSP PU
Figure 3. BRAM PU
The URAM PU is shown in the following figure.
Figure 4. URAM PU
The tallest PUs are:
- 52 HPIO PU
- One clock region high and two columns wide
- 4 Channel GTH PU
- One clock region high and three columns wide
- SYSMON PU
- One clock region high and also three columns wide
Other one clock high PU units include PCIe® and CMAC.
Figure 5. HPIO PU
Figure 6. GTH QUAD PU
Figure 7. SYSMON PU
Figure 8. HDIO PU