ADC3544
ZHCSRD5 –DECEMBER 2022
www.ti.com.cn
6.5 Electrical Characteristics - Power Consumption
Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to
TMAX = 105°C, ADC sampling rate = 125 MSPS, 50% clock duty cycle, AVDD, IOVDD = 1.8 V, external 1.6 V reference, 5 pF
output load, and –1-dBFS differential input, unless otherwise noted
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Power Consumption
IAVDD
IIOVDD
PDIS
Analog supply current
I/O supply current(1)
Power dissipation(1)
External reference
36
18
97
46
28
mA
SDR CMOS
External reference, SDR CMOS
133
mW
MISCELLANEOUS
Internal reference, additional analog supply current
3
External reference, Internal reference buffer (REFBUF), additional analog
supply current
0.5
IAVDD
mA
Single ended clock input, reduces
Enabled via SPI
1
5
9
analog supply current by
Default mask settings, internal
reference
Power consumption in global power
down mode
PDIS
mW
Default mask settings, external
reference
(1) Measured with a full-scale sine wave input signal with ~ 5 pF loading on each CMOS output pin.
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