MAX16064 Datasheet, PDF (9/52 Pages) Maxim Integrated Products – ±0.3% Accurate, Quad, Power-Supply Controller with Active-Voltage Output Control and PMBus Interface

±0.3% Accurate, Quad, Power-Supply Controller with
Active-Voltage Output Control and PMBus Interface
Pin Description (continued)
PIN
NAME
FUNCTION
18
SMBALERT Active-Low, Open-Drain Fault-Detection Interrupt Output
19
SCL
SMBus Serial-Clock Input/Output
20
SDA
SMBus Serial-Data Input/Output
21
DGND
Digital Ground. Connect DGND to AGND and AGND1 externally close to the device.
22
DVDD
Digital Power-Supply Input. Connect a 1µF capacitor from DVDD to DGND.
23
RSVD
Reserved. Connect to DVDD externally.
24
DACOUT3
Analog Voltage Output of Internal 12-Bit DAC 3. Connect to TRIM, REFIN, or FB of a DC-DC module
or an LDO to adjust the power-supply output voltage. High impedance in shutdown.
25
AGND1 Analog Ground. Connect to AGND and DGND externally close to the device.
26
AVDD
Analog Power-Supply Input. Connect a 1µF capacitor from AVDD to AGND.
27
DACOUT2 ^{Analog Voltage Output of Internal 12-Bit DAC 2. Connect to TRIM, REFIN, or FB of a DC-DC module}
or an LDO to adjust the power-supply output voltage. High impedance in shutdown.
28
RS1-
Differential Remote-Sense Input 1 Return of the DC-DC Output Voltage. Connect to the return terminal
at the load.
29
RS1+
Differential Remote-Sense Input 1 of DC-DC Output Voltage. Connect to the load terminal where the
output must be regulated.
30
RS1C
Filter Capacitor for V_SENSE Amplifier 1. Connect a 1µF capacitor from RS1C to AGND.
31
REFO
Reference Output. Connect a 1µF capacitor from REFO to AGND.
32
RS0+
Differential Remote-Sense Input 0 of DC-DC Output Voltage. Connect to the load terminal where the
output must be regulated.
33
RS0C
Filter Capacitor for V_SENSE Amplifier 0. Connect a 1µF capacitor from RS0C to AGND.
34
RS0-
Differential Remote-Sense Input 0 Return of the DC-DC Output Voltage. Connect to the return terminal
at the load.
35
DACOUT0
Analog Voltage Output of Internal 12-Bit DAC 0. Connect to TRIM, REFIN, or FB of a DC-DC module
or an LDO to adjust the power-supply output voltage. High impedance in shutdown.
36
RS2C
Filter Capacitor for V_SENSE Amplifier 2. Connect a 1µF capacitor from RS2C to AGND.
—
EP
Exposed Pad. Internally connected to AGND. Connect EP to the ground plane of the power supplies
for best temperature measurement performance.
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