DSP56F803 Motorola Inc, DSP56F803 Datasheet - Page 34

• Manufacturer Part Number: DSP56F803
• Description: 16-bit Hybrid Controller
• Manufacturer: Motorola Inc

3.10 Quadrature Decoder Timing
Operating Conditions:
34
Timer Inputs
Timer Outputs
Quadrature input period
Quadrature input high/low period
Quadrature phase period
1.
– 3.6V, T
2.
Phase B
(Input)
Phase A
In the formulas listed, T = clock cycle. For 80MHz operation, T = 12. ns. V
Parameters listed are guaranteed by design.
(Input)
Characteristic
A
= –40 to +85 C, C
V
SS
= V
Table 32. Quadrature Decoder Timing
P
P
Freescale Semiconductor, Inc.
Figure 25. Quadrature Decoder Timing
IN
OUT
SSA
For More Information On This Product,
= 0 V, V
P
IN
L
Figure 24. Timer Timing
Go to: www.freescale.com
DD
50pF.
= V
Symbol
P
P
P
IN
P
P
DDA
PH
HL
IN
PH
= 3.0–3.6V, T
P
PH
P
P
8T+12
PH
4T+6
2T+3
OUTHL
Min
P
A
INHL
P
= –40 to +85 C, C
P
HL
PH
P
HL
P
P
INHL
OUTHL
P
HL
Max
1,2
—
—
—
SS
P
L
HL
= 0 V, V
50pF, f
56F803 Technical Data
DD
OP
Unit
= 3.0
= 80MHz
ns
ns
ns