Datasheet

© 2005 Microchip Technology Inc. DS70043F-page 15
dsPIC30F
FIGURE 5-4: DSP ENGINE BLOCK DIAGRAM
Zero Backfill
Sign-Extend
Barrel
Shifter
40-bit Accumulator A
40-bit Accumulator B
Round
Logic
X Data Bus
Multiplier/Scaler
To/From W Array
Adder
Saturate
Operand Latches
Enable
17-bit
Negate
32
32
33
16
16
16
16
40
40
40
40
S
a
t
u
r
a
t
e
Y Data Bus
40
16
40