Typical operating characteristics (continued) – Rainbow Electronics MAX1182 User Manual
Page 8
MAX1182
Dual 10-Bit, 65Msps, +3V, Low-Power ADC with
Internal Reference and Parallel Outputs
8
_______________________________________________________________________________________
-0.5
-0.3
-0.4
-0.1
-0.2
0.1
0
0.2
0.4
0.3
0.5
0
256 384
128
512 640 768 896 1024
DIFFERENTIAL NONLINEARITY
MAX1182 toc19
DIGITAL OUTPUT CODE
DNL (LSB)
-3.0
-2.5
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
-40
-15
10
35
60
85
GAIN ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE (V
REFIN
= +2.048V)
MAX1182 toc20
TEMPERATURE (
°C)
GAIN ERROR (% FS)
CHB
CHA
-0.15
-0.05
-0.10
0.05
0
0.10
0.15
-40
10
-15
35
60
85
OFFSET ERROR vs. TEMPERATURE,
EXTERNAL REFERENCE
(V
REFIN
= +2.048V)
MAX1182 toc21
TEMPERATURE (
°C)
OFFSET ERROR (% FS)
CHB
CHA
80
70
60
50
40
2.70
3.15
2.85
3.00
3.30
3.45
3.60
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1182 toc22
V
DD
(V)
I
VDD
(mA)
85
75
65
55
45
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
MAX1182 toc23
TEMPERATURE (
°C)
I
VDD
(mA)
-40
10
-15
35
60
85
0
0.06
0.18
0.12
0.24
0.30
2.70
3.00
2.85
3.15
3.30
3.45
3.60
ANALOG POWER-DOWN CURRENT
vs. ANALOG POWER SUPPLY
MAX1182 toc24
V
DD
(V)
I
VDD
(µ
A)
OE = PD = OV
DD
40
50
70
60
80
90
30
40
45
35
50
55
60
65
70
SFDR, SNR, THD, SINAD
vs. CLOCK DUTY CYCLE
MAX1182 toc25
CLOCK DUTY CYCLE (%)
SFDR, SNR, THD, SINAD (dB)
SFDR
SNR
THD
SINAD
f
IN
= 25.097265MHz
2.020
2.025
2.035
2.030
2.040
2.045
2.70
3.00
2.85
3.15
3.30
3.45
3.60
INTERNAL REFERENCE VOLTAGE
vs. ANALOG POWER VOLTAGE
MAX1182 toc26
V
DD
(V)
V
REFOUT
(V)
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.)