MCP6S26-ISL Datasheet, PDF (20/42 Pages) Microchip Technology – Single-Ended, Rail-to-Rail I/O, Low Gain PGA

MCP6S21/2/6/8
5.2.2 SETTING THE GAIN
The amplifier can be programmed to produce binary
and decimal gain settings between +1 V/V and +32 V/V.
Register 5-2 shows the details. At the same time, differ-
ent compensation capacitors are selected to optimize
the bandwidth vs. slew rate trade-off (see Table 4-1).
REGISTER 5-2: GAIN REGISTER
U-x
U-x
U-x
U-x
U-x
W-0
W-0
W-0
—
—
—
—
—
G2
G1
G0
bit 7
bit 0
bit 7-3
bit 2-0
Unimplemented: Read as ‘0’ (reserved for future use)
G2-G0: Gain Select Bits
000 = Gain of +1 (Default)
001 = Gain of +2
010 = Gain of +4
011 = Gain of +5
100 = Gain of +8
101 = Gain of +10
110 = Gain of +16
111 = Gain of +32
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
’1’ = Bit is set
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared x = Bit is unknown
DS21117B-page 20
 2003-2012 Microchip Technology Inc.