HAL-APB-V1.5 Datasheet, PDF (54/59 Pages) Micronas – Application Board HAL-APB V1.x

HAL1820, HAL24xy, HAL28xy, HAL36xy, HAL38xy
Application Board HAL-APB V1.x
APPLICATION NOTE
12.5. Telegram Parameter
Symbol
Parameter
Pin No.
Limit Values
Unit
Min. Typ. Max.
V_SUPProgram V_SUP Voltage for EEPROM &
1
NVRAM programming (during
Programming)
5.7 6
6.5 V
Biphase frame characteristic of the host
t_{h_bbit}
t_{h_bhb}
t_{h_bifsp}
Host biphase bit time
Host biphase half bit time
Host biphase interframe space
Slew rate
972 1024 1075 µs
0.45 0.5
3
-
2
0.55
-
t_{h_bbit}
t_{h_bbit}
V/µs
Biphase frame characteristic of the Sensor
t_{s_bbit}
t_{s_bhb}
t_{s_bifsp}
t_{s_bresp}
Sensor biphase bit time
Sensor biphase half bit time
Sensor biphase interframe space
Sensor biphase response time
Slew rate
820 1024 1225 µs
-
0.5 -
t_{s_bbit}
2
-
-
t_{s_bbit}
1
-
5
t_{s_bbit}
-
2
-
V/µs
Detail A (programming via V_SUP)
V_SUPL
Supply Voltage for Low Level
1
during Programming through
Sensor V_SUP Pin
V_SUPH
Supply Voltage for High Level
1
during Programming through
Sensor V_SUP Pin
Detail B
5.8 6.3 6.6 V
6.8 7.3 7.8 V
t_space
Time before and after acknowl- 3
edge
-
1
-
t_{s_bbit}
t_ACK
Acknowledge time
t_prog
Programming time
Detail C (programming via OUT-Pin)
3
-
1
-
t_{s_bbit}
3
-
4.5 -
ms
t_overc
t_switch
Over current pulse duration
3
Time to switch sensor from appli- 3
cation mode into programming
mode
-
2
-
ms
-
4
-
ms
I_oth
Over current threshold
3
+/-10
mA
Comment
Note: Only with programming via OUT-Pin is it possible to connect and program two sensors to the same V_SUP and
same GND line.
54
Oct. 8, 2012; APN000055_003EN
Micronas