Two-phase Micropipeline Stage – with
Transparent Latches
}
Transparent Latches
}
Much smaller than CP latch
}
Level sensitive
}
Thus, we need to convert two-phase control to four-phase
}
XOR acts as a two-phase to four-phase converter
}
Toggle acts as a four-phase to two-phase converter
}
}
L
req
R
ack
T
O
T
O
L
ack
E
E
X
X
X
L
req
passes
Overhead/bit?!
17/3/2014
21
CE-653 - Micropipeline Templates