hasofukirsch / High Side Current Sensor Device

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U3 Pin Configuration Details

flux

2:24

Below is the full pin-out for U3 (ADE7953ACPZ) with each pin’s number, name, and primary function as described in the ADE7953 datasheet.

Table

Pin No.Pin NameFunction
1ZXVoltage-channel zero-crossing output
2~RESETActive-low hardware reset input
3VINTD2.5 V digital LDO output (decouple with 4.7 µF + 100 nF)
4DGNDDigital ground
5IAPCurrent channel A positive ADC input
6IANCurrent channel A negative ADC input
7PULL_HIGHPull-up network connection for ADC inputs
8PULL_HIGHSecondary pull-up network for alternate functions
9IBPCurrent channel B positive ADC input
10IBNCurrent channel B negative ADC input
11VNVoltage channel negative ADC input
12VPVoltage channel positive ADC input
13REFADC reference input
14PULL_LOWPull-down network connection for ADC inputs
15VINTA2.5 V analog LDO output (decouple per datasheet)
16AGNDAnalog ground
17VDDDigital supply (2.7 V–5.5 V)
18CLKINMaster clock input
19CLKOUTSystem clock output (divided clock)
20~REVPAlternate output (e.g., phase-reversal indicator)
21ZX_ICurrent-channel zero-crossing output
22~IRQInterrupt output (active low)
23CF1Frequency output 1 (energy-pulse output for channel A)
24CF2Frequency output 2 (energy-pulse output for channel B)
25SCLKSPI serial clock
26MISO/SDA/TXSPI master-in/slave-out; I²C SDA; UART TX
27MOSI/SCL/RXSPI master-out/slave-in; I²C SCL; UART RX
28~CSSPI chip-select (active low)
29EPExposed pad (connect to AGND)
Add VINTD cap
Add VINTA cap
Pull network values
EP pad connection
Rename SPI nets
332 days
1
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