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7672 Datasheet(PDF) 3 Page - Maxwell Technologies

Part # 7672
Description  12-Bit A/D Converter
PDF  11 Pages
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Manufacturer  MAXWELL [Maxwell Technologies]
Direct Link  http://www.maxwell.com
Logo MAXWELL - Maxwell Technologies

7672 Datasheet(HTML) 3 Page - Maxwell Technologies

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All data sheets are subject to change without notice
©2002 Maxwell Technologies
All rights reserved.
12-Bit A/D Converter
7672
08.09.02 REV 13
TABLE 3. 7672 RECOMMENDED OPERATING CONDITIONS
PARAMETER
SUBGROUPS
SYMBOL
MIN
MAX
UNITS
Positive Supply Voltage
1
V
DD
4.75
5.25
V
Negative Supply Voltage
1
V
SS
-13.2
-10.8
V
V
REF Input Range
1
V
REF
-5.05
-4.95
V
Power Dissipation V
DD = 5V, VSS = -12V
1
P
D
--
179
mW
TABLE 4. 7672 DC ELECTRICAL CHARACTERISTICS
(V
DD = 5V ±5%, VSS = -12V ±10%, VREF = -5V, TA = -55 TO 125 °C UNLESS OTHERWISE SPECIFIED)
PARAMETER
SYMBOL
TEST CONDITION
SUBGROUPS
MIN
MAX
UNITS
Input Low Voltage
V
IL
1, 2, 3
--
0.8
V
Input High Voltage
V
IH
1, 2, 3
2.4
--
V
Output Low Voltage
V
OL
I
SINK = 1.6 mA
1, 2, 3
--
0.4
V
Output High Voltage
V
OH
I
SOURCE = -200 µA
1, 2, 3
4.0
--
V
Input Leakage Current
I
IN
(CS,RD) V
IN = VDD or GND
(CLKIN) V
IN = VDD or GND
1, 2, 3
--
--
±10
±20
µA
Output Leakage Current
I
LKG
(D0-D11) V
OUT = VDD or GND
1, 2, 3
--
±10
µA
Input Capacitance 1
C
IN
--
10
pF
Floating State Output Capacitance2
C
OUT
--
15
pF
Power Supply Current
I
DD
I
SS
1, 2, 3
--
--
7
-12
mA
Power Supply Rejection, V
DD
PSRR (V
DD)VDD = 4.75 to 5.25 volts
V
SS = -12V
1, 2, 3
--
±1
LSB
Power Supply Rejection, V
SS
PSRR (V
SS)VSS = -10.8 to -13.2 volts
V
DD = 5V
1, 2, 3
--
±1
LSB
Analog Input Current (AIN1 or AIN2)
I
AIN
Unipolar Range: 0 to 5 V, 10V
Bipolar Range: ±5V
1, 2, 3
--
--
±3.5
±1.75
mA
V
REF Input Range
1
V
REF
1, 2, 3
-5.05
-4.95
V
V
REF Input Current
I
REF
1, 2, 3
--
±3
µA
Resolution
RES
T
A = -55 to +125°C
1, 2, 3
12
--
bits
Integral Nonlinearity
INL
T
A = +25 °C
T
A = -55 to +125°C
1
2, 3
--
--
±1
±1
LSB
Differential Nonlinearity
DNL
12 bits, no missing codes
T
A = -55 to +125
°
C
1, 2, 3
--
±0.9
LSB
Unipolar Offset Error
UOE
T
A = +25
°
C
T
A = -55 to +125
°
C
1
2, 3
--
--
±5
±6
LSB
Unipolar Gain Error
UGE
T
A = +25
°
C
T
A = -55 to +125
°
C
1
2, 3
--
--
±5
±7
LSB



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