Rainbow Electronics MAX1301 - Manual (Page 10)

MAX1300/MAX1301
8-/4-Channel, ±12V Multirange Inputs,
Serial 16-Bit ADCs
10 ______________________________________________________________________________________
SNR, SINAD, ENOB
vs. ANALOG INPUT FREQUENCY
MAX1300/01 toc20
FREQUENCY (kHz)
SNR, SINAD (dB)
100 10
10
20
30
40
50
60
70
80
90
100
0
1 1000
ENOB (BITS)
7
8
9
10
11
12
13
14
15
16
6
ENOB
SINAD
SNR
f SAMPLE = 115ksps
±12V BIPOLAR RANGE
SNR, SINAD, ENOB vs. SAMPLE RATE
MAX1300/01 toc21
SAMPLE RATE (ksps)
SNR, SINAD (dB)
100 10 1
20
40
60
80
100
0
0.1 1000
f IN(SINE WAVE) = 5kHz
±12V BIPOLAR RANGE
ENOB (BITS)
8
10
12
14
16
6
ENOB
SNR, SINAD
-SFDR, THD vs. SAMPLE RATE
MAX1300/01 toc22
SAMPLE RATE (ksps)
-SFDR, THD (dB)
100 10 1
-100
-80
-60
-40
-20
0
-120
0.1 1000
f IN(SINE WAVE) = 5kHz
±12V BIPOLAR RANGE
THD
-SFDR
-SFDR, THD
vs. ANALOG INPUT FREQUENCY
MAX1300/01 toc23
FREQUENCY (kHz)
-SFDR, THD (dB)
100 10
-100
-80
-60
-40
-20
0
-120
1 1000
f SAMPLE = 115ksps
±12V BIPOLAR RANGE
THD
-SFDR
ANALOG INPUT CURRENT
vs. ANALOG INPUT VOLTAGE
MAX1300/01 toc24
ANALOG INPUT VOLTAGE (V)
ANALOG INPUT CURRENT (mA)
9 6 3 0 -3 -6 -9
-0.6
-0.2
0.2
0.6
1.0
-1.0
-12 12
ALL MODES
SMALL-SIGNAL BANDWIDTH
MAX1300/01 toc25
FREQUENCY (kHz)
ATTENUATION (dB)
1000 100 10
-40
-35
-30
-25
-20
-15
-10
-5
0
-45
1 10,000
Typical Operating Characteristics (continued)
(AV
DD1
= AV
DD2
= DV
DD
= DV
DDO
= 5V, AGND1 = DGND = DGNDO = AGND2 = AGND3 = 0, f
CLK
= 3.5MHz (50% duty cycle),
external clock mode, V REF = 4.096V (external reference operation), REFCAP = AV DD1 , maximum single-ended bipolar input range,
C DOUT = 50pF, C SSTRB = 50pF; unless otherwise noted.)