INA231AIYFDR datasheet(24/44 Pages) TI1

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INA231

SBOS644B – FEBRUARY 2013 – REVISED AUGUST 2017

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(1)

Shaded values are default.

8.6.1.2 VBUS CT Bit Settings [8:6]

Table 6. VBUS CT Bit Settings [8:6]

(1) Description

VBUS CT2

(D8)

VBUS CT1

(D7)

VBUS CT0

(D6)

CONVERSION TIME

140 µs

204 µs

332 µs

588 µs

1.1 ms

2.116 ms

4.156 ms

8.244 ms

VSH CT:

Shunt Voltage Conversion Time

Bits 3–5

These bits set the conversion time for the shunt voltage measurement. Table 7 shows the

VSH CT bit options and related conversion times for each bit.

(1)

Shaded values are default.

8.6.1.3 VSH CT Bit Settings [5:3]

Table 7. Register Description VSH CT Bit Settings [5:3]

(1)

VSH CT2

(D5)

VSH CT1

(D4)

VSH CT0

(D3)

CONVERSION TIME

140 µs

204 µs

332 µs

588 µs

1.1 ms

2.116 ms

4.156 ms

8.244 ms

MODE:

Operating Mode

Bits 0–2

These bits select 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 8.

(1)

Shaded values are default.

8.6.1.4 Mode Settings [2:0]

Table 8. Mode Settings [2:0](1)

MODE3

(D2)

MODE2

(D1)

MODE1

(D0)

MODE

Power-down

Shunt voltage, triggered

Bus voltage, triggered

Shunt and bus, triggered

Power-down

Shunt voltage, continuous

Bus voltage, continuous

Shunt and bus, continuous

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