Datasheet MAX6250BMJA, MAX6250BCSA, MAX6250BCPA, MAX6250AMJA, MAX6250AESA Datasheet (Maxim)

...
General Description
The MAX6225/MAX6241/MAX6250 are low-noise, preci­sion voltage references with extremely low 1ppm/°C temperature coefficients and excellent ±0.02% initial accuracy. These devices feature buried-zener technolo­gy for lowest noise performance. Load-regulation speci­fications are guaranteed for source and sink currents up to 15mA. Excellent line and load regulation and low output impedance at high frequency make them ideal for high-resolution data-conversion systems up to 16 bits.
The MAX6225 is set for 2.500V output, the MAX6241 is set for 4.096V output, and the MAX6250 is set for
5.000V output. All three provide for the option of exter­nal trimming and noise reduction.
Applications
High-Resolution Analog-to-Digital and Digital-to-Analog Converters
High-Accuracy Reference Standard High-Accuracy Industrial and Process Control Digital Voltmeters ATE Equipment Precision Current Sources
____________________________Features
Low 1.0ppm/°C Temperature CoefficientVery Low 1.5µVp-p Noise (0.1Hz to 10Hz)±0.02% Initial Accuracy±15mA Output Source and Sink CurrentLow, 18mW Power Consumption (MAX6225)Industry-Standard PinoutOptional Noise Reduction and Voltage TrimExcellent Transient Response8-Pin SO Package AvailableLow 20ppm/1000h Long-Term StabilityStable for All Capacitive Loads
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
________________________________________________________________
Maxim Integrated Products
1
REFERENCE OUT
GND
NR
*OPTIONAL
TRIM
OUT
IN
8V TO 36V INPUT
*
2.2µF
*
2.2µF
MAX6225 MAX6241 MAX6250
Typical Operating Circuit
OUT
NR
TRIM
GND
1
2
8
7
I.C. I.C.
IN
I.C.
MAX6225 MAX6241
MAX6250
DIP/SO
TOP VIEW
I.C. = INTERNALLY CONNECTED; DO NOT USE
3
4
6
5
Pin Configuration
19-1139; Rev 3; 5/98
Ordering Information
Ordering Information continued at end of data sheet.
MAX6225BCSA
MAX6225ACPA MAX6225BCPA MAX6225ACSA 0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C 5.0
2.0
5.0
2.0
8 SO
8 Plastic DIP 8 Plastic DIP 8 SO
MAX6225AEPA -40°C to +85°C 3.08 Plastic DIP
PART TEMP. RANGE
MAX TEMPCO (ppm/
°C)
PIN-
PACKAGE
MAX6225BEPA -40°C to +85°C 7.08 Plastic DIP MAX6225AESA -40°C to +85°C 3.08 SO MAX6225BESA -40°C to +85°C 7.08 SO MAX6225AMJA -55°C to +125°C 5.08 CERDIP MAX6225BMJA -55°C to +125°C 8.08 CERDIP
For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800. For small orders, phone 408-737-7600 ext. 3468.
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
2 _______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS—MAX6225
(VIN= 10V, I
OUT
= 0mA, TA= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at TA= +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
(Voltages Referenced to GND)
IN..............................................................................-0.3V to +40V
OUT, TRIM ...............................................................-0.3V to +12V
NR ..............................................................................-0.3V to +6V
OUT Short Circuit to GND Duration (V
IN
12V)..........Continuous
OUT Short Circuit to GND Duration (V
IN
40V) ....................5sec
OUT Short Circuit to IN Duration (V
IN
12V) ..............Continuous
Continuous Power Dissipation (T
A
= +70°C)
Plastic DIP (derate 9.09mW/°C above +70°C)................727mW
SO (derate 5.88mW/°C above +70°C)............................471mW
CERDIP (derate 8.00mW/°C above +70°C)....................640mW
Operating Temperature Ranges
MAX62_ _ _C_ A.....................................................0°C to +70°C
MAX62_ _ _E_ A..................................................-40°C to +85°C
MAX62_ _ _MJA................................................-55°C to +125°C
Storage Temperature Range ..............................-65°C to +150°C
Lead Temperature (soldering, 10sec)...............................+300°C
V
8 36V
IN
Input Voltage Range
UNITSMIN TYP MAXSYMBOLPARAMETER
C, E, M
T
A
V
2.499 2.500 2.501
V
OUT
Output Voltage
C 1.0 2.0
Output Voltage Temperature Coefficient (Note 1)
TCV
OUT
E 1.5 3.0
ppm/°C
Line Regulation (Note 2)
V
OUT
/
V
IN
+25°C 10 18
ppm/V
MAX6225A
MAX6225AC_A MAX6225AE_A
CONDITIONS
8V VIN≤ 10V
2.497 2.500 2.503MAX6225B
M 2.0 5.0 C 2.5 5.0
MAX6225AMJA MAX6225BC_A
E 2.5 7.0 M 2.5 8.0
MAX6225BE_A MAX6225BMJA
C 30 E 35 M 45
10V VIN≤ 36V
+25°C 2 5
C 7 E 8 M 10
+25°C +25°C
Sinking: -15mA I
OUT
0mA
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—MAX6225 (continued)
(VIN= 10V, I
OUT
= 0mA, TA= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at TA= +25°C.)
(Note 4) 20 ppmTemperature Hysteresis +25°C
CONDITIONS
C 1 6 E
Long-Term Stability V
OUT
/ t
1 7
+25°C 20
M 3 15
ppm/
1000h
C 1 6
Figure 1
0.1Hz f 10Hz
E
10Hz f 1kHz
1 7
M 10 30
+25°C 1.8 2.7
Supply Current I
IN
C, E, M 3.0
mA
Trim-Adjustment Range
UNITSMIN TYP MAXSYMBOLPARAMETER
V
OUT
C, E, M ±15 ±25 mV
1.5 µVp-p
Output Noise Voltage (Note 3) e
n
+25°C 1.3 2.8 µV
RMS
T
A
To ±0.01% of final valueTurn-On Settling Time t
ON
+25°C 5 µs +25°C
Sourcing: 0mA I
OUT
15mA
ppm/mA
V
OUT
/
I
OUT
Load Regulation (Note 2)
Sinking: -15mA I
OUT
0mA
ppm/mA
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
4 _______________________________________________________________________________________
(Note 4)
V
4.095 4.096 4.097
V
OUT
Output Voltage
+25°C
20 ppmTemperature Hysteresis
C 1.0 2.0
MAX6241A
Output Voltage Temperature Coefficient (Note 1)
TCV
OUT
E 1.5 3.0
ppm/°C
+25°C
+25°C 10 18
MAX6241AC_A MAX6241AE_A
CONDITIONS
20
ppm/
1000h
8V VIN≤ 10V
Long-Term Stability V
OUT
/ t +25°C
Line Regulation (Note 2)
V
OUT
/
V
IN
ppm/V
Figure 1
0.1Hz f 10Hz 10Hz f 1kHz
V8 36V
IN
Input Voltage Range
+25°C 1.9 2.9
I
IN
C, E, M 3.2
mA
Trim-Adjustment Range
UNITSMIN TYP MAXSYMBOLPARAMETER
V
OUT
C, E, M ±24 ±40 mV
2.4 µVp-p
Output Noise Voltage (Note 3) e
n
+25°C
2.0 4.0 µV
RMS
C, E, M
T
A
ELECTRICAL CHARACTERISTICS—MAX6241
(VIN= 10V, I
OUT
= 0mA, TA= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at TA= +25°C.)
M 2.0 5.0 C 2.5 5.0
MAX6241AMJA MAX6241BC_A
E 2.5 7.0
M 2.5 8.0
MAX6241BE_A MAX6241BMJA
4.092 4.096 4.100MAX6241B
To ±0.01% of final valueTurn-On Settling Time t
ON
+25°C 8 µs
C 30
E 35
M 45
+25°C 2 5
10V VIN≤ 36V
C 7
E 8
M 10
Supply Current
C 1 6
E 1 7 M 3 9 C 1 6
E 1 7 M 7 18
+25°C
+25°C
Sourcing: 0mA I
OUT
15mA
Sinking: -15mA I
OUT
0mA
V
OUT
/
I
OUT
Load Regulation (Note 2) ppm/mA
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
_______________________________________________________________________________________ 5
ELECTRICAL CHARACTERISTICS—MAX6250
(VIN= 10V, I
OUT
= 0mA, TA= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at TA= +25°C.)
(Note 4)
V
4.999 5.000 5.001
V
OUT
Output Voltage
+25°C
20 ppmTemperature Hysteresis
C 1.0 2.0
MAX6250A
E 1.5 3.0
+25°C
+25°C 10 18
MAX6250AC_A MAX6250AE_A
CONDITIONS
20
ppm/
1000h
8V VIN≤ 10V
Long-Term Stability V
OUT
/ t +25°C
Line Regulation (Note 2)
V
OUT
/
V
IN
ppm/V
Figure 1 To ±0.01% of final value
V8 36V
IN
Input Voltage Range
+25°C 2.0 3.0
Supply Current I
IN
C, E, M 3.3
mA
Trim-Adjustment Range
UNITSMIN TYP MAXSYMBOLPARAMETER
V
OUT
C, E, M ±30 ±50 mV
10 µsTurn-On Settling Time t
on
+25°C
C, E, M
T
A
C 30
E 35 M 45
C 7
+25°C 2 5
E 8
10V VIN≤ 36V
M 10
C 1 6
C 1 6
E 1 7
E 1 7 M
M 2 9
6 15
0.1Hz f 10Hz 10Hz f 1kHz
3.0 µVp-p
Output Noise Voltage (Note 3) e
n
+25°C
2.5 5.0 µV
RMS
4.995 5.000 5.005MAX6250B
Output Voltage Temperature Coefficient (Note 1)
TCV
OUT
ppm/°C
M 2.0 5.0MAX6250AMJA
C 2.5 5.0MAX6250BC_A
E 2.5 7.0MAX6250BE_A M 2.5 8.0MAX6250BMJA
Note 1: Temperature coefficient is measured by the box method; i.e., the maximum V
OUT
is divided by T x V
OUT
.
Note 2: Line regulation (V
OUT
/ (V
OUT
x VIN)) and load regulation (V
OUT
/ (V
OUT
x I
OUT
)) are measured with pulses and do
not include output voltage changes due to die-temperature changes.
Note 3: Noise specifications are 100% tested for the 10Hz to 1kHz bandwidth. Contact factory for 100% noise testing in the 0.1Hz
to 10Hz bandwidth.
Note 4: Temperature hysteresis is specified at T
A
= +25°C by measuring V
OUT
before and after changing temperature by +25°C
using the PDIP package.
+25°C
+25°C
Sourcing: 0mA I
OUT
15mA
Sinking: -15mA I
OUT
0mA
ppm/mA
V
OUT
/
I
OUT
Load Regulation (Note 2)
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
6 _______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(VIN= 10V, I
OUT
= 0mA, TA = +25°C, unless otherwise noted.)
2.0
-1.5
-55 -15 65
MAX6250
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
-1.0
1.0
MAX6225 -01
TEMPERATURE (°C)
V
OUT
(mV)
V
OUT
(ppm)
25 105-35 5 8545 125
0.5
0
-0.5
1.5
400
-300
-200
200
100
0
-100
300
-20
-10
0
10
20
30
40
50
60
0 5 10 15 20 25 30 35 40
CHANGE IN OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX6225-04
V
IN
(V)
V
OUT
(ppm)
-55 -15 65
MAX6241
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
-1
1.0
MAX6225 -02
TEMPERATURE (°C)
V
OUT
(mV)
V
OUT
(ppm)
25 105-35 5 8545 125
0.5
0
-0.5
1.5
-250
-125
0
125
250
375
-0.4
-0.3
-0.2
-0.1
0 0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-160
-120
-80
-40
40
80
120
160
200
240
280
-55 -15 65
MAX6225
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX6225 03
TEMPERATURE (°C)
V
OUT
(mV)
V
OUT
(ppm)
25 105-35 5 8545 125
-250
-200
-150
-100
-50
0
50
100
150
200
-40 -30 -20 -10 0 10 20 30 40
MAX6225
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225-05
I
OUT
(mA)
V
OUT
(µV)
TA = +85°C
TA = -40°C
TA = +25°C
-300
-200
-100
0
100
200
300
-40 -30 -20 -10 0 10 20 30 40
MAX6241
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225-06
I
OUT
(mA)
V
OUT
(µV)
TA = +25°C
T
A
= -40°C
T
A
= +85°C
-400
-300
-200
-100
0
100
200
300
-40 -30 -20 -10 0 10 20 30 40
MAX6250
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225-07
I
OUT
(mA)
V
OUT
(µV)
TA = +25°C
TA = -40°C
TA = +85°C
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
0 5 10 15 20 25 30 35 40
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX6225-08
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
MAX6225
MAX6241
MAX6250
1.0
1.5
2.0
2.5
3.0
3.5
-55 -35 -15 5 25 45 65 85 105 125
SUPPLY CURRENT vs. TEMPERATURE
MAX6225-09
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
MAX6241
MAX6250
MAX6225
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
_______________________________________________________________________________________
7
MAX6241
0.1Hz to 10Hz NOISE
V
OUT
, 1µV/div
MAX6225-16
1sec/div
C
OUT
= CNR = 0µF
0
5
10
15
20
25
30
35
40
45
50
10 100 1k 10k
MAX6225 OUTPUT NOISE-VOLTAGE DENSITY vs. FREQUENCY
MAX6225-10
FREQUENCY (Hz)
CNR = 0µF
CNR = 1µF
OUTPUT NOISE DENSITY (nV/Hz)
MAX6225
0.1Hz to 10Hz NOISE
V
OUT
, 0.5µV/div
MAX6225-17
1sec/div
C
OUT
= CNR = 0µF
0
10
20
30
40
50
60
70
80
90
10 100 1k 10k
MAX6241 OUTPUT NOISE-VOLTAGE DENSITY vs. FREQUENCY
MAX6225-11
FREQUENCY (Hz)
CNR = 0µF
CNR = 1µF
OUTPUT NOISE DENSITY (nV/Hz)
0
10
20
30
40
50
60
70
80
100
90
10 100 1k 10k
MAX6250 OUTPUT NOISE-VOLTAGE DENSITY vs. FREQUENCY
MAX6225-12
FREQUENCY (Hz)
CNR = 0µF
CNR = 1µF
OUTPUT NOISE DENSITY (nV/ Hz)
MAX6250
0.1Hz to 10Hz NOISE
V
OUT
, 1µV/div
1sec/div
C
OUT
= CNR = 0µF
MAX6225-18
10 1M10k
FREQUENCY (Hz)
100 1k 100k
100
0.01
OUTPUT IMPEDANCE vs. FREQUENCY
0.1
MAX6225-13
OUTPUT IMPEDANCE ()
1
10
I
SINK
= 5mA
I
SOURCE
= 5mA
60
70
80
90
100
110
120
10 100 1k 10k
RIPPLE REJECTION
vs. FREQUENCY (C
NR
= 1µF)
MAX6225-14
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
MAX6241
MAX6225
MAX6250
60
65
70
75
80
85
90
95
10 100 1k 10k
RIPPLE REJECTION
vs. FREQUENCY (C
NR
= 0µF)
MAX6225-15
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
MAX6225
MAX6241
MAX6250
____________________________Typical Operating Characteristics (continued)
(VIN= 10V, I
OUT
= 0mA, TA = +25°C, unless otherwise noted.)
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
8 _______________________________________________________________________________________
2µs/div
LOAD-TRANSIENT RESPONSE (SOURCING)
B
A
A: I
OUT
, 10mA/div (SOURCING)
B: V
OUT
, 500µV/div
MAX6225-19
0mA
-10mA
2µs/div
LOAD-TRANSIENT RESPONSE (SINKING)
B
A
0mA
10mA
A: I
OUT
, 10mA/div (SINKING)
B: V
OUT
, 500µV/div
MAX6225-20
____________________________Typical Operating Characteristics (continued)
(VIN= 10V, I
OUT
= 0mA, T
A
= +25°C, unless otherwise noted.)
1µs/div
LOAD-TRANSIENT RESPONSE
B
A
A: I
OUT
(±10mA SOURCE AND SINK), 20mA/div, AC COUPLED
B: V
OUT
, 20mV/div, AC COUPLED
MAX6225-21
+10mA
-10mA
VIN = 10V C
OUT
= CNR = 0µF
1µs/div
MAX6241
TURN-ON AND TURN-OFF TRANSIENT RESPONSE
B
A
A: VIN, 10V/div B: V
OUT
, 1V/div
MAX6225-25
+10V 0V
CIN = C
OUT
= CNR = 0µF
1µs/div
MAX6225
TURN-ON AND TURN-OFF TRANSIENT RESPONSE
B
A
A: VIN, 10V/div B: V
OUT
, 1V/div
MAX6225-26
+10V 0V
CIN = C
OUT
= CNR = 0µF
1µs/div
MAX6250
TURN-ON AND TURN-OFF TRANSIENT RESPONSE
B
A
A: VIN, 10V/div B: V
OUT
, 1V/div
MAX6225-27
+10V 0V
CIN = C
OUT
= CNR = 0µF
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
_______________________________________________________________________________________ 9
Detailed Description
Temperature Stability
The MAX6225/MAX6241/MAX6250 are highly stable, low-noise voltage references that use a low-power tem­perature-compensation scheme to achieve laboratory­standard temperature stability. This produces a nearly flat temperature curve, yet does not require the power associated with heated references.
The output voltage can be trimmed a minimum of 0.6% by connecting a 10kpotentiometer between OUT and GND, and connecting its tap to the TRIM pin, as shown in Figure 1. The external trimming does not affect tem­perature stability.
Noise Reduction
To augment wideband noise reduction, add a 1µF capacitor to the NR pin (Figure 2). Larger values do not improve noise appreciably (
see Typical Operating
Characteristics
).
Noise in the power-supply input can affect output noise, but can be reduced by adding an optional bypass capacitor to the IN pin and GND.
Bypassing
The MAX6225/MAX6241/MAX6250 are stable with capacitive load values from 0µF to 100µF, for all values of load current. Adding an output bypass capacitor can help reduce noise and output glitching caused by load transients.
Applications Information
Negative Regulator
Figure 3 shows how both a +5V and -5V precision ref­erence can be obtained from a single unregulated +5V supply. A MAX681 generates approximately ±9V to operate the MAX6250 reference and MAX432 inverting amplifier. The +5V is inverted by the MAX432 chopper­stabilized amplifier. Resistor R1 is optional, and may be used to trim the ±5V references. R2 and R4 should be matched, both in absolute resistance and temperature coefficient. R3 is optional, and is adjusted to set the -5V reference.
_____________________Pin Description
NAME FUNCTION
1, 7, 8 I.C.
Internally Connected. Do not use.
2 IN Positive Power-Supply Input
PIN
4 GND Ground
3 NR
Noise Reduction. Optional capacitor connection for wideband noise reduction. Leave open if not used (Figure 2).
6 OUT Voltage Reference Output
5 TRIM
External Trim Input. Allows ±1% output adjustment (Figure 1). Leave open if not used.
Figure 1. Output Voltage Adjustment Figure 2. Noise-Reduction Capacitor
8V TO 36V INPUT
IN
MAX6225 MAX6241
NR
MAX6250
GND
OUT
TRIM
REFERENCE OUT
*
10k
1µF
*OPTIONAL
NR
8V TO 36V INPUT
IN
MAX6225 MAX6241 MAX6250
GND
OUT
TRIM
REFERENCE OUT
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
10 ______________________________________________________________________________________
MAX6250
MAX865
IN
VCCV+
V-
GND
C2-
C2+
C1-
C1+
+5V INPUT
+REFERENCE OUT
-REFERENCE OUT
OUT
TRIM
10k
R1
100k
R4
R2
100k
R3
1k
NR
2.2µF
C1
3.3µF
3.3µF
2.2µF
C2
1µF
2.2µF
C3
1µF
C4
GND
MAX432
Figure 3. +5V and -5V References from a Single +5V Supply
Ordering Information (continued)
___________________Chip Information
TRANSISTOR COUNT: 435
MAX6241BCSA
MAX6241ACPA MAX6241BCPA MAX6241ACSA 0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C 5.0
2.0
5.0
2.0
8 SO
8 Plastic DIP 8 Plastic DIP 8 SO
MAX6241AEPA -40°C to +85°C 3.08 Plastic DIP
PART TEMP. RANGE
MAX
TEMPCO (ppm/°C)
PIN-
PACKAGE
MAX6250BEPA -40°C to +85°C 7.08 Plastic DIP MAX6250AESA -40°C to +85°C 3.08 SO MAX6250BESA -40°C to +85°C 7.08 SO MAX6250AMJA -55°C to +125°C 5.08 CERDIP
MAX6241BEPA -40°C to +85°C 7.08 Plastic DIP MAX6241AESA -40°C to +85°C 3.08 SO MAX6241BESA -40°C to +85°C 7.08 SO MAX6241AMJA -55°C to +125°C 5.08 CERDIP MAX6241BMJA -55°C to +125°C 8.08 CERDIP MAX6250ACPA
0°C to +70°C 2.08 Plastic DIP MAX6250BCPA 0°C to +70°C 5.08 Plastic DIP MAX6250ACSA 0°C to +70°C 2.08 SO MAX6250BCSA 0°C to +70°C 5.08 SO
MAX6250BMJA -55°C to +125°C 8.08 CERDIP
MAX6250AEPA -40°C to +85°C 3.08 Plastic DIP
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
______________________________________________________________________________________ 11
________________________________________________________Package Information
PDIPN.EPS
SOICN.EPS
MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
CDIPS.EPS
___________________________________________Package Information (continued)
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
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____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
© 1998 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products.
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