MAX1396 Maxim Integrated Products, MAX1396 Datasheet - Page 7

• Manufacturer Part Number: MAX1396
• Description: (MAX1393 / MAX1396) 1-Channel True-Differential/ 2-Channel Single-Ended
• Manufacturer: Maxim Integrated Products

1.5V to 3.6V, 312.5ksps, 1-Channel True-Differential/
(V
DD
-100
-200
-300
-400
100
800
600
400
200
400
300
200
100
90
80
70
60
50
40
30
20
10
0
0
= +1.5V, V
0
0.6
0
0
AIN = FULL SCALE, 75kHz SINE WAVE
C
V
f
SCLK
L
DD
= 30pF
50
100
= 3.6V
1.1
V
= 5MHz, f
vs. REFERENCE VOLTAGE
DD
SCLK-TO-DOUT TIMING
vs. CONVERSION RATE
= V
REFERENCE VOLTAGE (V)
100
REF
SUPPLY CURRENT
200
1.6
REF
GAIN ERROR
SAMPLE
V
f
SAMPLE
DD
= +1.5V, C
= 3.0V
C
150
_______________________________________________________________________________________
LOAD
= 3.6V
300
2-Channel Single-Ended, 12-Bit, SAR ADCs
2.1
= 312.5ksps
V
(ksps)
V
(pF)
200
DD
DD
= V
= 1.5V
400
2.6
REF
250
REF
= 1.6V
500
3.1
300
= 0.1µF, C
350
600
3.6
L
-100
-125
= 30pF, f
800
700
600
500
400
-25
-50
-75
0.5
0.4
0.3
0.2
0.1
Typical Operating Characteristics (continued)
0
0
1.5
1.5
0
V
f
AIN = FULL SCALE, 10kHz SINE WAVE
V
V
f
f
THD = -90.3dB
SINAD = 72.1dB
SFDR = 93.3dB
SCLK
S
IN
REF
DD
REF
SERIAL CLOCK IDLE
= 312.5ksps
= 75kHz
20
1.8
1.8
= 2.5V
SCLK
= 1.5V, C
= 2.5V
= 4.8MHz, f
vs. SUPPLY VOLTAGE
40
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
SUPPLY CURRENT
2.1
2.1
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
= 5MHz. T
FREQUENCY (kHz)
L
60
= 33pF
SAMPLE
2.4
2.4
FFT
80
= 300ksps
2.7
2.7
100
A
= +25°C, unless otherwise noted.)
3.0
3.0
120
3.3
3.3
140 160
3.6
3.6
600
550
500
450
400
2.0
1.6
1.2
0.8
0.4
-1
-2
-3
-4
4
3
2
1
0
0
-55
-55
0
SUPPLY CURRENT vs. TEMPERATURE
AIN HIGH-TO-LOW FS TRANSITION
AIN LOW-TO-HIGH FS TRANSITION
V
f
AIN = FULL SCALE, 10kHz SINE WAVE
SCLK
REF
SHUTDOWN SUPPLY CURRENT
-25
= 1.5V, C
-25
= 4.8MHz, f
500
vs. SOURCE IMPEDANCE
SOURCE IMPEDANCE ( )
SAMPLING ERROR
vs. TEMPERATURE
TEMPERATURE ( C)
V
TEMPERATURE ( C)
L
5
DD
5
1000
= 33pF
SAMPLE
= 3.6V
35
35
= 300ksps
1500
V
65
65
DD
= 1.8V
2000
95
95
2500
125
125
7