MAX197 Maxim, MAX197 Datasheet - Page 3

• Manufacturer Part Number: MAX197
• Description: Multi-Range (10V / 5V / +10V / +5V) / Single +5V / 12-Bit DAS with 8+4 Bus Interface
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
with 50% duty cycle; T
Track/Hold Acquisition Time
ANALOG INPUT
Small-Signal Bandwidth
Input Voltage Range
(See Table 1)
Input Current
Input Dynamic Resistance
Input Capacitance
INTERNAL REFERENCE
REF Output Voltage
REF Output Tempco
Output Short-Circuit Current
Load Regulation
Capacitive Bypass at REF
REFADJ Output Voltage
REFADJ Adjustment Range
Buffer Voltage Gain
REFERENCE INPUT (Buffer disabled, reference input applied to REF pin)
Input Voltage Range
Input Current
Input Resistance
REFADJ Threshold for
Buffer Disable
DD
= 5V ±5%; unipolar/bipolar range; external reference mode, V
Single +5V, 12-Bit DAS with 8+4 Bus Interface
PARAMETER
_______________________________________________________________________________________
A
= T
MIN
to T
Multi-Range (±10V, ±5V, +10V, +5V),
MAX
SYMBOL
TC V
V
REF
, unless otherwise noted.)
REF
f
-3dB rolloff
Unipolar
Bipolar
Unipolar
Bipolar
Unipolar
Bipolar
(Note 5)
T
0mA to 0.5mA output current (Note 6)
With recommended circuit (Figure 1)
V
Normal or STANDBY power-down mode
FULL power-down mode
CLK
A
REF
= +25°C
= 2.0MHz
= 4.18V
CONDITIONS
REF
±10V range
±5V range
0V to 10V range
0V to 5V range
0V to 10V range
0V to 5V range
-10V to 10V range
-5V to 5V range
Normal or STANDBY
power-down mode
FULL power-down
mode
= 4.096V; 4.7µF at REF pin; external clock, f
V
-1200
4.076
2.465
DD
-600
MIN
-10
4.7
2.4
10
-5
0
0
5
- 50mV
1.6384
4.096
2.500
TYP
1.25
±1.5
2.5
2.5
21
16
40
5
4.116
2.535
MAX
4.18
720
360
720
360
400
7.5
10
10
40
30
3
5
5
1
CLK
= 2.0MHz
ppm/°C
UNITS
MHz
mA
V/V
MΩ
mV
µA
kΩ
µA
kΩ
µs
pF
µF
%
V
V
V
V
V
3