Datasheet

INA230
SBOS601 –FEBRUARY 2012 www.ti.com
V
BUS
CT: Bus Voltage Conversion Time
Bits 6–8 Sets the conversion time for the bus voltage measurement. Table 4 shows the V
BUS
CT bit options and related
conversion times for each bit.
Table 4. V
BUS
CT Bit Settings [8:6]
(1)
V
BUS
CT2 V
BUS
CT1 V
BUS
CT0
(D8) (D7) (D6) CONVERSION TIME
0 0 0 140 µs
0 0 1 204 µs
0 1 0 332 µs
0 1 1 588 µs
1 0 0 1.1 ms
1 0 1 2.116 ms
1 1 0 4.156 ms
1 1 1 8.244 ms
(1) Shaded values are default.
V
SH
CT: Shunt Voltage Conversion Time
Bits 3–5 Sets the conversion time for the shunt voltage measurement. Table 5 shows the V
SH
CT bit options and related
conversion times for each bit.
Table 5. V
SH
CT Bit Settings [5:3]
(1)
V
SH
CT2 V
SH
CT1 V
SH
CT0
(D5) (D4) (D3) CONVERSION TIME
0 0 0 140 µs
0 0 1 204 µs
0 1 0 332 µs
0 1 1 588 µs
1 0 0 1.1 ms
1 0 1 2.116 ms
1 1 0 4.156 ms
1 1 1 8.244 ms
(1) Shaded values are default.
MODE: Operating Mode
Bits 0–2 Selects continuous, triggered, or power-down mode of operation. These bits default to continuous shunt and bus
measurement mode. The mode settings are shown in Table 6.
Table 6. Mode Settings [2:0]
(1)
MODE3 MODE2 MODE1
(D2) (D1) (D0) MODE
0 0 0 Power-Down
0 0 1 Shunt Voltage, triggered
0 1 0 Bus Voltage, triggered
0 1 1 Shunt and Bus, triggered
1 0 0 Power-Down
1 0 1 Shunt Voltage, continuous
1 1 0 Bus Voltage, continuous
1 1 1 Shunt and Bus, continuous
(1) Shaded values are default.
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