User guide

MAX4249–MAX4257
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
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Typical Operating Circuit
MAX195
(16-BIT ADC)
SERIAL
INTERFACE
DOUT
SCLK
SHDN
SHDN
AIN
V
IN
REF
-5V
2
50kΩ
5V
3
4
6
7
8
5kΩ
V
DD
V
SS
4.096V
CS
MAX4256
TEST CONDITIONS DURATION
NO. OF FAILURES PER
SAMPLE SIZE
Temperature Cycle -35°C to +85°C, -40°C to +100°C 150 cycles, 900 cycles 0/10, 0/200
Operating Life
T
A
= +70°C
240h 0/10
Moisture Resistance -20°C to +60°C, 90% RH 240h 0/10
Low-Temperature Storage -20°C 240h 0/10
Low-Temperature Operational -10°C 24h 0/10
Solderability 8h steam age — 0/15
ESD ±2000V, Human Body Model — 0/5
High-Temperature Operating
Life
T
J
= +150°C
168h 0/45
Table 1. Reliability Test Data