MAX1167_09 Datasheet, PDF (9/30 Pages) Maxim Integrated Products – Multichannel, 16-Bit, 200ksps Analog-to-Digital Converters

Multichannel, 16-Bit, 200ksps Analog-to-Digital
Converters
Typical Operating Characteristics (continued)
(AV_DD = DV_DD = +5V, f_SCLK = 4.8MHz, C_DOUT = 30pF, external V_REF = +4.096V, T_A = +25°C, unless otherwise noted.)
OFFSET ERROR vs. SUPPLY VOLTAGE
200
V_REF = +4.096V
100
0
-100
-200
-300
-400
4.75 4.85 4.95 5.05 5.15 5.25
AV_DD (V)
GAIN ERROR vs. TEMPERATURE
0
V_REF = +4.096V
-0.001
-0.002
-0.003
-0.004
GAIN ERROR vs. SUPPLY VOLTAGE
0.05
V_REF = +4.096V
0.04
0.03
0.02
0.01
0
-0.01
-0.02
4.75 4.85 4.95 5.05 5.15 5.25
AV_DD (V)
CHANNEL-TO-CHANNEL ISOLATION
vs. FREQUENCY
0
-20
-40
-60
-80
-100
OFFSET ERROR vs. TEMPERATURE
200
V_REF = +4.096V
150
100
50
0
-50
-100
-150
-40 -15
10
35
60
85
TEMPERATURE (°C)
INTERNAL +4.096V REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
4.104
DV_DD = +5V
T_A = +85°C
4.100
4.096
4.092
T_A = -40°C
T_A = +70°C
T_A = +25°C
T_A = 0°C
-0.005
-40 -15
10
35
60
85
TEMPERATURE (°C)
-120
0
4.088
20
40
60
80 100
4.75 4.85 4.95 5.05 5.15 5.25
FREQUENCY (kHz)
AV_DD (V)
EXTERNAL REFERENCE INPUT CURRENT
vs. EXTERNAL REFERENCE VOLTAGE
160
140
V_AIN = 0
f_SCLK = 4.8MHz
120 ^{AVDD = DVDD = +5V}
100
199ksps, EXTERNAL CLOCK
80
60
87.19ksps, INTERNAL CLOCK
40
20
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_REF (V)
INTERNAL REFERENCE VOLTAGE
vs. REF LOAD
4.5
4.0
3.5
3.0
2.5
2.0
1.5
f_SCLK = 0
1.0 INTERNAL REFERENCE MODE
LOAD APPLIED TO REF
0.5 _{CREF = 1μF}
0
0 2 4 6 8 10 12 14
I_REF (mA)
INTERNAL CLOCK CONVERSION TIME
(8th RISING SCLK TO FALLING EOC)
70
8-BIT DATA-TRANSFER MODE
60
60
16-BIT DATA-TRANSFER MODE
53
50 f_SCLK = 4.8MHz
46
44
40
39
38
31
33
30
28
24 ₂₂
20
17 17
10
10 ¹²
6
0
12345678
NUMBER OF SCAN-MODE CONVERSIONS
_______________________________________________________________________________________ 9