IC-MHM Datasheet, PDF (12/63 Pages) IC-Haus GmbH – 14-BIT ABSOLUTE ANGLE HALL ENCODER

iC-MHM
14-BIT ABSOLUTE ANGLE HALL ENCODER
OPERATING REQUIREMENTS: Serial Interface (BiSS, SSI)
Operating condition: VDD = 5 V ±10 %, Tj = -40...125 °C, CIBM adjusted to 200 µA
Item Symbol Parameter
No.
Conditions
BiSS Protocol with RS422 or TTL signal levels (Figure 4)
I101 t_frame
Permissible Frame Repetition
I102 t_busy
Processing Time w/o Start Bit Delay
I103 t_P3
Output Propagation Delay
I104 t_out
Adaptive Slave Timeout
I105 t_C
Permissible Clock Period
I106 t_L1
Clock Signal hi Level Duration
I107 t_L2
Clock Signal lo Level Duration
BiSS Protocol with LVDS signal levels (Figure 4)
RTX_MODE =/ 2
RTX_MODE =/ 2
RTX_MODE =/ 2
I108 t_C
Permissible Clock Period
I109 t_L1
Clock Signal hi Level Duration
I110 t_L2
Clock Signal lo Level Duration
SSI Protocol (Figure 5)
RTX_MODE = 2
RTX_MODE = 2
RTX_MODE = 2
I111
I112
I113
I114
I115
I116
I117
t_frame
t_C
t_L1
t_L2
t_RQ
t_P3
t_out
Permissible Frame Repetition
Permissible Clock Period
Clock Signal hi Level Duration
Clock Signal lo Level Duration
REQ Signal lo Level Duration
Output Propagation Delay
Adaptive Slave Timeout
*Allow t_out to elapse.
t
frame
t tt
C
L1 L2
MA
SLO
Latch
ACK
t
busy
START
DATA
t
P3
DATA
MA
t
frame
t
t
RQ
C
tt
L1 L2
Figure 4: BiSS Protocol Timing
SLO
Latch
DATA
DATA
DATA
DATA
t
P3
DATA
Figure 5: SSI Protocol Timing
Rev D1, Page 12/63
Unit
Min.
Max.
*
indefinite
2·t_C
refer to Elec. Char. 931
refer to Elec. Char. 904
70
ns
25
t_out
ns
25
t_out
ns
40
ns
20
t_out
ns
20
t_out
ns
*
indefinite
250
ns
30
t_out
ns
30
t_out
ns
30
ns
refer to Elec. Char. 931
refer to Elec. Char. 904
t
out
t
out
t
out