Rainbow Electronics MAX1329 - Manual (Page 8)

MAX1329/MAX1330
12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
8 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(DV DD = 1.8V to 3.6V, AV DD = 2.7V to 5.5V, V REFDAC = V REFADC = 2.5V, external reference; 10µF capacitor at REFADC and REFDAC;
0.01µF capacitor at REFADJ; T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
OSW_ Switch Charge Injection 1 pC
Input Noise Voltage Density f IN_ = 1kHz 330 nV/ √Hz
Input Noise Voltage f IN_ = 0.1Hz to 10Hz 9 µV RMS
Power-Down Output Leakage ±10 nA
Power-Supply Rejection Ratio AV DD = 2.7V to 5.5V 65 100 dB
Supply Current per Amplifier (Note 3) 70 µA
Turn-On Time 5 µs
Source 50
Short-Circuit Current
Sink 13
mA
DC Output Impedance A V = 1V/V 0.2 Ω
DIGITAL INPUTS (DIN, SCLK, CS)
Input High Voltage V IH
0.7 x
DV DD
V
Input Low Voltage V IL
0.3 x
DV DD
V
Input Hysteresis DV DD = 3V 200 mV
Input Leakage Current V IN = 0 or DV DD ±0.01 ±10 µA
DIGITAL OUTPUTS (DOUT, RST1, RST2)
I SINK = 1mA, DV DD = 2.7V to 3.6V 0.4
Output Low Voltage V OL
I SINK = 200µA, DV DD = 1.8V to 3.6V 0.4
V
I SOURCE = 0.2mA, DV DD = 2.7V to 3.6V
0.8 x
DV DD
Output High Voltage V OH
I SOURCE = 100µA, DV DD = 1.8V to 3.6V
0.8 x
DV DD
V
DOUT Three-State Leakage ±0.01 ±10 µA
DOUT Three-State Capacitance (Note 2) 15 pF
I SINK = 1mA, DV DD = 2.7V to 3.6V 0.4 RST1, RST2 Open-Drain Output
Low Voltage
I
SINK
= 200µA, DV
DD
= 1.8V to 3.6V 0.4
V
RST1, RST2 Open-Drain Output
Leakage Current
(Note 2) 0.13 100 nA
DIGITAL I/O (DPIO1–DPIO4, CLKIO)
I SINK = 2mA, DV DD = 2.7V to 3.6V 0.4
Output Low Voltage
I SINK = 1mA, DV DD = 1.8V to 3.6V 0.4
V
I SOURCE = 2mA, DV DD = 2.7V to 3.6V
0.8 x
DV DD
Output High Voltage
I SOURCE = 1mA, DV DD = 1.8V to 3.6V
0.8 x
DV DD
V