TH3122 Datasheet, PDF (10/14 Pages) Melexis Microelectronic Systems – K-Bus Transceiver with integrated Voltage Regulator

TH3122
K-Bus Transceiver with integrated Voltage Regulator
Dynamic Characteristics
(5.25V ≤ V_S ≤ 16V, 4.75V ≤ V_CC ≤ 5.25V, -40°C ≤ T_A ≤ 125°C, unless otherwise specified)
Parameter
RESET
Reset time
Reset rising time
K-Bus-Interface
Slew rate BUS falling edge
Slew rate BUS rising edge
Symmetry of Slew rate BUS
Debouncing time BUS
Symmetry of debouncing BUS
Propagation delay TxD -> RxD
Symmetry of propagation delay
TxD -> RxD
Bit compare time BUS, SENSE, TxD
Recovery time BUS, TxD
Inhibit time for transmit BUS, TxD
Constant low switch off BUS, TxD
Oscillator frequency
Debouncing time TxD
Debouncing time EN
Wake-up debouncing BUS
Propagation delay SI -> SO
Debouncing VS-SENSE
Symbol Condition
R_VTR < 1 k Ω
t_Res
R_VTR > 45 k Ω
t_rr
dV/dT_fall
dV/d_Trise
dV/dT_sym
t_debBUS
t_debsym
t_pd
High pulse or low pulse
t_pdsym
t_bc
t_rec
t_ena
t_low
f_OSC
t_deb
t_deb
t_debWake
t_pdcomp
t_deb
Min
70
10
3.0
-2.2
1.0
1.5
35
30
0.92
3
8
0.6
200
25
4
10
Typ
100
15
6.5
-1.6
1.6
2.8
52
50
1.33
6
12
1.0
45
17
Max
140
20
10
-1.0
2.2
0.3
4.0
0.5
20
3.5
70
75
1.8
12
15
1.5
90
11
25
Unit
ms
ms
µs
V/µs
V/µ s
µs
µs
µs
µs
µs
µs
ms
ms
kHz
µs
ns
µs
µs
µs
3901003122
Rev 004
Page 10
Dec/04