HAL1820, HAL24xy, HAL28xy, HAL36xy, HAL38xy
APPLICATION NOTE
Application Board HAL-APB V1.x
34
Oct. 8, 2012; APN000055_003EN
Micronas
9.4.
Telegram Parameter
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.
Symbol
Parameter
Pin No.
Limit Values
Unit
Comment
Min.
Typ.
Max.
V
SUPProgram
V
SUP
Voltage for EEPROM &
NVRAM programming (during
Programming)
1
5.7
6
6.5
V
Biphase frame characteristic of the host
t
h_bbit
Host biphase bit time
972
1024
1075
µs
t
h_bhb
Host biphase half bit time
0.45
0.5
0.55
t
h_bbit
t
h_bifsp
Host biphase interframe space
3
t
h_bbit
Slew rate
-
2
-
V/µs
Biphase frame characteristic of the Sensor
t
s_bbit
Sensor biphase bit time
820
1024
1225
µs
t
s_bhb
Sensor biphase half bit time
-
0.5
-
t
s_bbit
t
s_bifsp
Sensor biphase interframe space
2
-
-
t
s_bbit
t
s_bresp
Sensor biphase response time
1
-
5
t
s_bbit
Slew rate
-
2
-
V/µs
Detail A (programming via V
SUP
)
V
SUPL
Supply Voltage for Low Level dur-
ing Programming through Sensor
V
SUP
Pin
1
5.8
6.3
6.6
V
V
SUPH
Supply Voltage for High Level dur-
ing Programming through Sensor
V
SUP
Pin
1
6.8
7.3
7.8
V
Detail B
t
space
Time before and after acknowl-
edge
3
-
1
-
t
s_bbit
t
ACK
Acknowledge time
3
-
1
-
t
s_bbit
t
prog
Programming time
3
-
4.5
-
ms
Detail C (programming via OUT-Pin)
t
overc
Over current pulse duration
3
-
2
-
ms
t
switch
Time to switch sensor from appli-
cation mode into programming
mode
3
-
4
-
ms
I
oth
Over current threshold
3
+/-10
mA
