MCP3903T-E/SS Microchip Technology, MCP3903T-E/SS Datasheet - Page 41

• Manufacturer Part Number: MCP3903T-E/SS
• Description: Six Channel Energy Meter Front End, SPI Interface 28 SSOP .209in T/R
• Manufacturer: Microchip Technology
• Series: -r

Specifications of MCP3903T-E/SS

• Number Of Bits: 24
• Number Of Channels: 6
• Power (watts): -
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.7 V ~ 3.6 V
• Package / Case: 28-SSOP (0.209", 5.30mm Width)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

7.4
TABLE 7-6:
This register contains the gain register
REGISTER 7-4:
© 2011 Microchip Technology Inc.
bit 23
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit
bit
PGA2_CH5
PGA2_CH3
PGA2_CH1
R/W-0
R/W-0
R/W-0
Name
GAIN
Gain Configuration Register
PGA_CHn: PGA Setting for Channel n
111 = Reserved (Gain = 1)
110 = Reserved (Gain = 1)
101 = Gain is 32
100 = Gain is 16
011 = Gain is 8
010 = Gain is 4
001 = Gain is 2
000 = Gain is 1
BOOST_CHn Current Scaling for high speed operation for channel n
1 = Channel has current x 2
0 = Channel has normal current
PGA1_CH5
PGA1_CH3
PGA1_CH1
R/W-0
R/W-0
R/W-0
GAIN REGISTER
Bits
24
GAIN REGISTER
W = Writable bit
‘1’ = Bit is set
PGA0_CH5
PGA0_CH3
PGA0_CH1
R/W-0
R/W-0
R/W-0
Address
0x08
BOOST_ CH5
BOOST_ CH3
BOOST_ CH1
R/W-0
R/W-0
R/W-0
R/W
Cof
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
BOOST_ CH4
BOOST_ CH2
BOOST_ CH0
R/W-0
R/W-0
R/W-0
PGA2_CH4
PGA2_CH2
PGA2_CH0
R/W-0
R/W-0
R/W-0
x = Bit is unknown
PGA1_CH4
PGA1_CH2
PGA1_CH0
R/W-0
R/W-0
R/W-0
MCP3903
DS25048B-page 41
PGA0_CH4
PGA0_CH2
PGA0_CH0
R/W-0
R/W-0
R/W-0
bit 16
bit 8
bit 0