MAX1182 Datasheet, PDF (8/21 Pages) Maxim Integrated Products – Dual 10-Bit, 65Msps, +3V, Low-Power ADC with Internal Reference and Parallel Outputs

Dual 10-Bit, 65Msps, +3V, Low-Power ADC with
Internal Reference and Parallel Outputs
Typical Operating Characteristics (continued)
(V_DD = +3V, OV_DD = +2.5V, internal reference, differential input at -0.5dB FS, f_CLK = 65MHz, C_L ≈ 10pF, T_A = +25°C, unless otherwise
noted.)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
DIFFERENTIAL NONLINEARITY
128 256 384 512 640 768 896 1024
DIGITAL OUTPUT CODE
GAIN ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE (V_REFIN = +2.048V)
10
05
CHB
0
-0 5
-1 0
-1 5
CHA
-2 0
-2 5
-3 0
-40 -15
10
35
60
85
TEMPERATURE (°C)
OFFSET ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE
(V_REFIN = +2.048V)
0.15
0.10
CHB
0 05
0
-0 05
CHA
-0.10
-0.15
-40 -15 10
35
60
85
TEMPERATURE (°C)
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
80
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
85
ANALOG POWER-DOWN CURRENT
vs. ANALOG POWER SUPPLY
0.30
OE = PD = OV_DD
0.24
70
75
0.18
60
65
0.12
50
55
0.06
40
2.70 2.85 3.00 3.15 3 30 3.45 3 60
V_DD (V)
45
-40
SFDR, SNR, THD, SINAD
vs. CLOCK DUTY CYCLE
90
f_IN = 25.097265MHz
80 ^SFDR
-15
10
35
60
85
TEMPERATURE (°C)
2 045
2 040
0
2.70 2.85 3 00 3.15 3.30 3.45 3.60
V_DD (V)
INTERNAL REFERENCE VOLTAGE
vs. ANALOG POWER VOLTAGE
70
SNR ^THD
60
SINAD
50
2 035
2 030
2 025
40
30 35 40 45 50 55 60 65 70
CLOCK DUTY CYCLE (%)
2 020
2.70 2.85 3 00 3.15 3 30 3.45 3 60
V_DD (V)
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