10.10 Quad Timer Timing
1, 2
Table 10-18 Timer Timing
Characteristic
Timer input period
Symbol
PIN
Min
Max
—
Unit
ns
See Figure
10-13
2T + 6
1T + 3
1T - 3
0.5T - 3
Timer input high / low period
Timer output period
PINHL
POUT
—
ns
10-13
—
ns
10-13
Timer output high / low period
POUTHL
—
ns
10-13
1. In the formulas listed, T = the clock cycle. For 60MHz operation, T = 16.67ns.
2. Parameters listed are guaranteed by design.
Timer Inputs
PINHL
PINHL
PIN
Timer Outputs
POUTHL
POUTHL
POUT
Figure 10-13 Timer Timing
10.11 Quadrature Decoder Timing
1, 2
Table 10-19 Quadrature Decoder Timing
Characteristic
Symbol
PIN
Min
Max
—
Unit
See Figure
Quadrature input period
4T + 12
ns
ns
ns
10-14
10-14
10-14
Quadrature input high / low period
Quadrature phase period
PHL
PPH
2T + 6
1T + 3
—
—
1. In the formulas listed, T = the clock cycle. For 60MHz operation, T=16.67ns.
2. Parameters listed are guaranteed by design.
56F8345 Technical Data, Rev. 17
148
Freescale Semiconductor
Preliminary
FREESCALE [ Freescale ]
