MCP3901A0-E/SS Microchip Technology, MCP3901A0-E/SS Datasheet - Page 34

• Manufacturer Part Number: MCP3901A0-E/SS
• Description: IC ENERGY METER AFE 2CH 20-SSOP
• Manufacturer: Microchip Technology

Specifications of MCP3901A0-E/SS

• Number Of Bits: 24
• Number Of Channels: 2
• Power (watts): 10mW
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.7 V ~ 5.5 V
• Package / Case: 20-SSOP (0.200", 5.30mm Width)
• Ic Function: Analog Front End Device IC
• Supply Voltage Range: 4.5V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: SSOP
• No. Of Pins: 20
• No. Of Channels: 2
• Input Voltage: 2.2 V to 2.6 V
• Mounting Style: SMD/SMT
• Supply Voltage Max: 5.5V
• Rohs Compliant: Yes
• Interface Type: SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MCP3901
:
FIGURE 6-2:
FIGURE 6-3:
DS22192C-page 34
CS
SCK
SDI
SDO
CS
SCK
SDI
SDO
MCU and MCP3901 Latch
Bits on the Rising Edge
MCU and MCP3901 Latch
Bits on the Rising Edge
Data Transitions on
HI-Z
the Falling Edge
Data Transitions on
HI-Z
the Falling Edge
Device Read (SPI Mode 1,1 – Clock Idles High).
Device Write (SPI Mode 1,1 – Clock Idles High).
A6 A5 A4 A3 A2 A1 A0
A6 A5 A4 A3 A2 A1
HI-Z
R/W
A0
R/W
(ADDRESS) DATA
D7
(ADDRESS) DATA
D7 D6 D5 D4 D3 D2 D1
D6 D5 D4 D3 D2 D1
HI-Z
D0
D0
(ADDRESS + 1) DATA
(ADDRESS + 1) DATA
D7
D6 D5 D4 D3 D2 D1
D7
D6 D5 D4 D3 D2
© 2010 Microchip Technology Inc.
D1
D0
D0
HI-Z
HI-Z