MAX1276 Datasheet, PDF (8/18 Pages) Maxim Integrated Products – 1.8Msps, Single-Supply, Low-Power, True-Differential, 12-Bit ADCs with Internal Reference

1.8Msps, Single-Supply, Low-Power, True-
Differential, 12-Bit ADCs with Internal Reference
Typical Operating Characteristics (continued)
(V_DD = +5V, V_L = V_DD, f_SCLK = 28.8MHz, f_SAMPLE = 1.8Msps, T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are meas-
ured at T_A = +25°C)
V_L SUPPLY CURRENT
vs. TEMPERATURE
1.0
V_L SUPPLY CURRENT
vs. CONVERSION RATE
1.0
0.8
0.8
CONVERSION, f_SCLK = 28.8MHz
0.6
0.6
0.4
0.4
FULL/PARTIAL POWER-DOWN, f_CLK = 28.8MHz
0.2
0.2
V_L = 5V
V_L = 3V
V_L = 1.8V
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
0
0
500
1000
1500
2000
f_SAMPLE (kHz)
REFERENCE VOLTAGE
vs. TEMPERATURE
4.12
REFERENCE VOLTAGE
vs. LOAD CURRENT (SOURCE)
4.10
4.09
4.10
4.08
4.08
4.07
4.06
-40 -15
10
35
60
85
TEMPERATURE (°C)
4.06
0
2
4
6
8
10
LOAD CURRENT (mA)
REFERENCE VOLTAGE
vs. LOAD CURRENT (SINK)
4.12
4.11
4.10
4.09
4.08
0
100 200 300 400 500
LOAD CURRENT (µA)
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