AS8221
Data Sheet - Electrical Characteristics
6 Electrical Characteristics
Tvj = -40 to +150 ºC, VCC= +4.75V to +5.25V, VBAT= 6.5 to +50 V, VIO = +2.2 to VCC, RL= 45Ω, CL= 100 pF unless otherwise specified.
Table 3. Electrical Characteristics
Symbol
Supply Voltage
TAMB
Parameter
Conditions
Min
Typ
Max
Units
Ambient temperature
Difference of supplies
-40
+25
+125
3.05
ºC
V
VCC-VIO
-0.1
VBAT=12V; low-power modes
Tvj < 125ºC
0
26
50
µA
(see footnote 1)
IBAT
VBAT current consumption
VBAT=12V; low-power modes
0
0
100
1
µA
mA
Tvj < 150ºC
Non-low-power modes
0.15
8
Low-power Modes
VCC = 0V to +5.25V
(see footnote 1)
-5
20
µA
Non-low-power modes: NORMAL,
driver enabled;
0
0
0
29
7
45
15
10
mA
mA
mA
ICC
VCC current consumption
VIO current consumption
Non-low-power modes: NORMAL,
driver enabled; RBUS = ∞Ω
Non-low-power modes:
RECEIVE-ONLY
2.0
Low-power modes
VIO = 0V to +5.25V
-5
0
1
5
µA
µA
IIO
Non-low power modes
15
1000
State Transitions
Delay STBN high to RxD high
with wake flag set
tSTBN_RxD
1
1
9
9
50
50
µs
µs
Delay STBN high to RxEN high
with wake flag set
tSTBN_RxEN
tSLEEP_INH1
tSTANDBY_INH2
tSLEEP
Delay STBN high to INH1 high
Delay STBN high to INH2 high
GO-TO-SLEEP hold time
INH1 high = 80% VBAT
INH2 high = 80% VBAT
INH1 low = 20% VBAT
1
1
11
11
26
50
50
70
µs
µs
µs
10
Transmitter
V
BPdata0 - VBMdata0;
40 ≤ RL ≤ 55Ω
Differential bus voltage low in
NORMAL mode (Data0)
VBUS_DIFF_D0
VBUS_DIFF_D1
-2
-1
1
-0.6
2
V
V
VBPdata1 - VBMdata1
;
Differential bus voltage high in
NORMAL mode (Data1)
0.6
40 ≤ RL ≤ 55Ω
Matching between Data0 and
Data1 differential bus voltage in
NORMAL mode
VBUS_DIFF_D0 - VBUS_DIFF_D1
ΔVBUS_DIFF
VBUS_COM_D0
VBUS_COM_D1
-200
0
200
mV
V
40 ≤ RL ≤ 55Ω
Common mode bus voltage in
case of Data0 in non-low-power
modes
VBPdata0/2 + VBMdata0/2
0.4 *
VCC
0.5 *
VCC
0.6 *
VCC
40 ≤ RL ≤ 55Ω
Common mode bus voltage in
case of Data1 in non-low-power
modes
VBPdata1/2 + VBMdata1/2
0.4 *
VCC
0.5 *
VCC
0.6 *
VCC
V
40 ≤ RL ≤ 55Ω
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Revision 1.1
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