MAX1448 Datasheet, PDF (9/21 Pages) Maxim Integrated Products – 10-Bit, 80Msps, Single 3.0V, Low-Power ADC with Internal Reference

10-Bit, 80Msps, Single 3.0V, Low-Power
ADC with Internal Reference
Typical Operating Characteristics (continued)
(V_DD = 3.0V, OV_DD = 2.7V, internal reference, differential input at -0.5dB FS, f_CLK = 83.3MHz, C_L ≈ 10pF, T_A = +25°C, unless other-
wise noted.)
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
12 _{fIN = 7.5MHz}
10
ANALOG POWER-DOWN CURRENT
vs. ANALOG POWER SUPPLY
6
OE = OV_DD,
PD = V_DD
5
DIGITAL POWER-DOWN CURRENT
vs. DIGITAL POWER SUPPLY
10
PD = V_DD,
OE = OV_DD
8
8
4
6
6
3
4
4
2
2
2
-40 -15 10
35
60
85
TEMPERATURE (°C)
1
0
2.70 2.85 3.00 3.15 3.30 3.45 3.60
1.2
1.8
2.4
3.0
3.6
V_DD (V)
OV_DD (V)
SNR/SINAD, THD/SFDR
vs. CLOCK FREQUENCY
85
f_IN = 25.12MHz
80
75
SFDR
70
65
60
55
SINAD
THD
SNR
INTERNAL REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
2.10
2.08
2.06
2.04
2.02
50
70
75 80 85 90 95 100
CLOCK FREQUENCY (MHz)
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
2.10
2.08
2.06
2.00
2.70 2.85 3.00 3.15 3.30 3.45 3.60
V_DD (V)
OUTPUT NOISE HISTOGRAM (DC INPUT)
140000
129377
120000
100000
80000
2.04
2.02
2.00
-40 -15 10
35
60
85
TEMPERATURE (°C)
60000
40000
20000
0
965
0
730
0
N-2 N-1
N
N+1 N+2
DIGITAL OUTPUT NOISE
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