AK8779A Datasheet, PDF (8/13 Pages) Asahi Kasei Microsystems – Hall Effect IC for Pulse Encoders

Sampling Cycle
11. Operational Timing
Tp: 8.3μs (Typ.)
[AK8779A]
t
Vertical M.F.D.
BopV
0
BrpV
t
Horizontal M.F.D.
BopH
0
BrpH
t
Internal signal A
(Vertical)
0
t
Internal signal B
(Horizontal)
0
t
F (Pulse)
0
t
Figure 7. Output Signal Timing Diagram
Direction changed
Direction changed
Sampling Cycle
M.F.D.
BopV,BopH
0
BrpV,BrpH
Vertical M.F.D.
t
Horizontal M.F.D.
t
F (Pulse)
D (Direction)
4μs(Typ.)
4μs(Typ.)
4μs(Typ.)
4μs(Typ.)
4μs(Typ.)
50%V_DD
t
4μs(Typ.)
50%V_DD
Figure 8. Output Signal Timing Diagram (in detail)
* M.F.D. = Magnetic Flux Density
* V_DD = 12V, R_L = 10k, C_L = 20pF
015001035-E-02
-8-
2015/07