MAX1169 Maxim Integrated Products, MAX1169 Datasheet - Page 9

• Manufacturer Part Number: MAX1169
• Description: 58.6ksps / 16-Bit / 2-Wire Serial ADC in a 14-Pin TSSOP
• Manufacturer: Maxim Integrated Products

(DV
REF, REFADJ = AV
DD
= +3.0V, AV
4.100
4.095
4.090
4.085
4.080
4.075
DD
DD
35
30
25
20
15
10
5
0
_______________________________________________________________________________________
4.75
INTERNAL +4.096V REFERENCE VOLTAGE
, C
0
= +5.0V, f
vs. EXTERNAL REFERENCE VOLTAGE
AIN = AGNDS
DV
REF
EXTERNAL REFERENCE CURRENT
vs. ANALOG SUPPLY VOLTAGE
DD
4.85
1
= 3V
f
= 10µF, T
SCL
= 1.7MHz
58.6ksps
SCL
2
4.95
T
T
T
T
T
58.6ksps, 16-Bit, 2-Wire Serial ADC
AV
A
A
A
A
A
V
= 1.7MHz (33% duty cycle), f
REF
= +85°C
= +70°C
= +25°C
= 0°C
= -40°C
DD
A
3
(V)
(V)
= +25°C, unless otherwise noted.)
5.05
19ksps
f
SCL
4
= 400kHz
5.15
Typical Operating Characteristics (continued)
5
5.25
6
SAMPLE
= 58.6ksps, V
4.15
4.20
4.10
4.05
4.00
3.95
3.90
-10
-20
-30
30
20
10
0
3.95
0
EXTERNAL REFERENCE CURRENT AND
in a 14-Pin TSSOP
AIN = AGNDS
REFERENCE VOLTAGE vs. V
INTERNAL REFERENCE VOLTAGE
4.00
1
REF
I
REFADJ
= +4.096V, external reference applied to
4.05
vs. REF LOAD
2
f
INTERNAL REFERENCE MODE
LOAD APPLIED TO REF
SCL
V
I
REFADJ
REF
4.10
= 0
3
V
(mA)
REF
(V)
4.15
4
REFADJ
4.20
MAX1169 toc15
5
4.25
6
4.25
4.20
4.15
4.10
4.05
4.00
3.95
9