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PAC1721 Datasheet(PDF) 2 Page - Microchip Technology

Part # PAC1721
Description  Single-Channel Power Monitor with Accumulator, 9V Full Scale Range
PDF  92 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PAC1721 Datasheet(HTML) 2 Page - Microchip Technology

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PAC1721
DS-20007088A-page 2
 2026 Microchip Technology Inc. and its subsidiaries
Applications
• Low Current General Purpose Applications
• Battery Powered Applications
• Portable and Embedded Computing
• Smart Home and Smart City Applications
• USB Type-A, Type-B and Type-C Connectivity
• Networking
• Automotive
• Internet of Things (IoT)
Package Types
Functional Block Diagram
3x3 mm 8-Lead VDFN
PAC1721
1
VSENSE+
2
3
4
VSENSE–
GND
VDD
8
7
6
5
SDA
SCL
3x3 mm 10-Lead VDFN
PAC1721
1
VSENSE–
2
3
4
5
GND
SDA
10
9
8
7
6
VSENSE+
VBUS+
VDD
PWRDN
SCL
A1/ ALERT
A1/ ALERT
A0/ ALERT
A0/ ALERT
A1/ ALERT
A1/ ALERT
A0/ ALERT
A0/ ALERT
VBUS+
(2)
VSENSE–
VDD
GND
SDA
SCL
VBUS
Registers
VSENSE
Registers
VPOWER
Registers
Control
Registers
Accumulator
Registers
Accumulator
12-bit ADC
ADC Clocking
and Control
VBUS
Buffer/Divider
Differential
VSENSE
Amplifier
Calculation
and Calibration
I
2C/SMBus
PWRDN
(2)
Digital
Decode
VSENSE+
VSENSE+
VBUS+
VSENSE–
NOTES:
1. Circuitry colored green available only for the 8-Lead VDFN PAC1721.
2. Circuitry colored blue available only for the 10-Lead VDFN PAC1721.
(1)
Multiplexer
A0/ ALERT
A0/ ALERT
A1/ ALERT
A1/ ALERT



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