56F8322 Techncial Data, Rev. 10.0
118 Freescale Semiconductor
Preliminary
10.10 Quad Timer Timing

Figure 10-13 Timer Timing

10.11 Quadrature Decoder Timing

Note: The Quadrature Decoder is NOT available in the 56F8122 device.

Table 10-19 Timer Timing1, 2
1. In the formulas listed, T = the clock cycle. For 60MHz operation, T = 16.67ns.
2. Parameters listed are guaranteed by design.
Characteristic Symbol Min Max Unit See Figure
Timer input period PIN 2T + 6 ns 10-13
Timer input high / low period PINHL 1T + 3 ns 10-13
Timer output period POUT 1T - 3 ns 10-13
Timer output high / low period POUTHL 0.5T - 3 ns 10-13
Table 10-20 Quadrature Decoder Timing1, 2
1. In the formulas listed, T = the clock cycle. For 60MHz operation, T=16.67ns.
2. Parameters listed are guaran teed by design.
Characteristic Symbol Min Max Unit See Figure
Quadrature input period PIN 4T + 12 ns 10-14
Quadrature input high / low period PHL 2T + 6 ns 10-14
Quadrature phase period PPH 1T + 3 ns 10-14
POUT POUTHL POUTHL
PIN PINHL PINHL

Timer Inputs

Timer Outputs