SBOU024C august 2004 – july 2023 PGA309
Bit # | D15 | D14 | D13 | D12 | D11 | D10 | D9 | D8 | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
Bit Name | 0WD | GO2 | GO1 | GO0 | GI3 | GI2 | GI1 | GI0 | RFB | RFB | RFB | OS4 | OS3 | OS2 | OS1 | OS0 |
POR Value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit Descriptions:
OWD: One-Wire Disable (only valid while VOUT is enabled, for use when PRG is connected to VOUT)
1 = Disable
0 = Enable
GO[2:0]: Output Amplifier Gain Select, 1-of-7 plus internal feedback disable
GI[3:0]: Front-End PGA Gain Select, 1-of-8, and Input Mux Control
GI[3] = Input Mux Control
GI[2:0] = Gain Select
RFB: Reserved Factory Bit: Set to zero for proper operation
OS[4:0]: Coarse Offset Adjust on Front-End PGA, 4-bit + sign
1LSB = (VREF)(0.85E − 3)
GO2 [14] | GO1 [13] | GO0 [12] | Output Amplifier Gain |
---|---|---|---|
0 | 0 | 0 | 2 |
0 | 0 | 1 | 2.4 |
0 | 1 | 0 | 3 |
0 | 1 | 1 | 3.6 |
1 | 0 | 0 | 4.5 |
1 | 0 | 1 | 6 |
1 | 1 | 0 | 9 |
1 | 1 | 1 | Disable Internal Feedback |
GI2 GAIN SEL2 [10] | GI1 GAIN SEL1 [9] | GI0 GAIN SEL0 [8] | Front-End PGA Gain |
---|---|---|---|
0 | 0 | 0 | 4 |
0 | 0 | 1 | 8 |
0 | 1 | 0 | 16 |
0 | 1 | 1 | 23.27 |
1 | 0 | 0 | 32 |
1 | 0 | 1 | 42.67 |
1 | 1 | 0 | 64 |
1 | 1 | 1 | 128 |
GI3 MUX CNTL | Input MUX State(1) |
---|---|
0 | VIN1 = VINP, VIN2 = VINN |
1 | VIN1 = VINN, VIN2 = VINP |
OS4 [4] | OS3 [3] | OS2 [2] | OS1 [1] | OS0 [0] | Coarse Offset (mV) | Coarse Offset |
---|---|---|---|---|---|---|
1 | 1 | 1 | 1 | 1 | −59.5 | −14(VREF)(0.85E − 3) |
1 | 1 | 1 | 1 | 0 | −55.25 | −13 (VREF)(0.85E − 3) |
1 | 1 | 1 | 0 | 1 | −51 | −12 (VREF)(0.85E − 3) |
1 | 1 | 1 | 0 | 0 | −46.75 | −11 (VREF)(0.85E − 3) |
1 | 1 | 0 | 1 | 1 | −42.5 | −10 (VREF)(0.85E − 3) |
1 | 1 | 0 | 1 | 0 | −38.25 | −9 (VREF)(0.85E − 3) |
1 | 1 | 0 | 0 | 1 | −34 | −8(VREF)(0.85E − 3) |
1 | 1 | 0 | 0 | 0 | −29.75 | −7 (VREF)(0.85E − 3) |
1 | 0 | 1 | 1 | 1 | −29.75 | −7 (VREF)(0.85E − 3) |
1 | 0 | 1 | 1 | 0 | −25.5 | −6 (VREF)(0.85E − 3) |
1 | 0 | 1 | 0 | 1 | −21.25 | −5 (VREF)(0.85E − 3) |
1 | 0 | 1 | 0 | 0 | −17 | −4 (VREF)(0.85E − 3) |
1 | 0 | 1 | 0 | 1 | −12.75 | −3 (VREF)(0.85E − 3) |
1 | 0 | 0 | 1 | 0 | −8.5 | −2 (VREF)(0.85E − 3) |
1 | 0 | 0 | 0 | 1 | −4.25 | −1 (VREF)(0.85E − 3) |
1 | 0 | 0 | 0 | 0 | 0 | 0VREF |
0 | 0 | 0 | 0 | 0 | 0 | 0VREF |
0 | 0 | 0 | 0 | 1 | +4.25 | +1 (VREF)(0.85E − 3) |
0 | 0 | 0 | 1 | 0 | +8.5 | +2 (VREF)(0.85E − 3) |
0 | 0 | 0 | 1 | 1 | +12.75 | +3 (VREF)(0.85E − 3) |
0 | 0 | 1 | 0 | 0 | +17 | +4 (VREF)(0.85E − 3) |
0 | 0 | 1 | 0 | 1 | +21.25 | +5 (VREF)(0.85E − 3) |
0 | 0 | 1 | 1 | 0 | +25.5 | +6 (VREF)(0.85E − 3) |
0 | 0 | 1 | 1 | 1 | +29.75 | +7 (VREF)(0.85E − 3) |
0 | 1 | 0 | 0 | 0 | +29.75 | +7 (VREF)(0.85E − 3) |
0 | 1 | 0 | 0 | 1 | +34 | +8 (VREF)(0.85E − 3) |
0 | 1 | 0 | 1 | 0 | +38.25 | +9 (VREF)(0.85E − 3) |
0 | 1 | 0 | 1 | 1 | +42.5 | +10 (VREF)(0.85E − 3) |
0 | 1 | 1 | 0 | 0 | +46.75 | +11 (VREF)(0.85E − 3) |
0 | 1 | 1 | 0 | 1 | +51 | +12 (VREF)(0.85E − 3) |
0 | 1 | 1 | 1 | 0 | +55.25 | +13 (VREF)(0.85E − 3) |
0 | 1 | 1 | 1 | 1 | +59.5 | +14 (VREF)(0.85E − 3) |