Datasheet

V
MAX1106/MAX1107
Single-Supply, Low-Power,
Serial 8-Bit ADCs
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—MAX1106 (continued)
(V
DD
= +2.7V to +3.6V; IN- to GND; f
SCLK
= 2MHz; 25ksps conversion rate; 1µF capacitor at REFOUT; external +2.048V reference at
REFIN; T
A
= T
MIN
to T
MAX
; unless otherwise noted. Typical values are at T
A
= +25°C.)
CONDITIONS UNITSMIN TYP MAXSYMBOLPARAMETER
Figure 7 µst
CONV
Conversion Time 35
µs1t
ACQ
Track/Hold Acquisition Time
ps<50Aperture Jitter
ns10Aperture Delay
kHz400Internal Clock Frequency
(Note 5)
0 to 0.5mA (Note 6)
ppm/°C±50REF Tempco
µA150I
REFSC
REF Short-Circuit Current
mV4Load Regulation
V1.968 2.048 2.128V
REFOUT
Output Voltage
+2.048V at REFIN, full scale µA120Input Current
V2.7 3 5.5V
DD
Supply Voltage
Power down, V
DD
= 3.6V
Full-scale input, V
DD
= 2.7V to 3.6V
0.5 2.5
I
DD
mV±0.4 ±4PSRPower-Supply Rejection (Note 8)
V
DD
= 3.6V, C
L
= 10pF
V
DD
= 5.5V, C
L
= 10pF 115
µF1Capacitive Bypass at REFOUT
V0.2V
HYST
Input Hysteresis
V0.8V
IL
Threshold Voltage Low
µA±1I
IH
Input Current High
V
DD
≤ 3.6V
V
DD
> 3.6V
2
V
3
V
IH
Threshold Voltage High
MHz2External Clock Frequency Range
V1.0 V
DD
+ 0.05V
REFIN
Input Voltage Range
µA±1I
IL
Input Current Low
pF15C
IN
Input Capacitance
For data transfer only
96 250
µASupply Current (Notes 2, 7)
TRACK/HOLD
INTERNAL REFERENCE
EXTERNAL REFERENCE
POWER REQUIREMENTS
DIGITAL INPUTS (SHDN, SCLK, and CONVST)