EP3SE50F780I3N Altera, EP3SE50F780I3N Datasheet - Page 147

• Manufacturer Part Number: EP3SE50F780I3N
• Description: Stratix III
• Manufacturer: Altera

Figure 5–23. Semi-Parallel FIR Structure Using Chained Cascaded Summation
Altera Corporation
October 2007
dataa_0[ ]
dataa_1[ ]
dataa_2[ ]
dataa_3[ ]
dataa_4[ ]
dataa_5[ ]
dataa_6[ ]
dataa_7[ ]
datab_0[ ]
datab_1[ ]
datab_2[ ]
datab_3[ ]
datab_4[ ]
datab_5[ ]
datab_6[ ]
datab_7[ ]
clock[3..0]
ena[3..0]
aclr[3..0]
+
+
+
+
chainout_saturate
chainout_round
zero_chainout
+
+
signa
signb
Half-DSP Block
Half-DSP Block
Zero
+
+
Stratix III Device Handbook, Volume 1
DSP Blocks in Stratix III Devices
chainout_sat_overflow
44
result[ ]
5–47