AD7225 Analog Devices, AD7225 Datasheet - Page 3

• Manufacturer Part Number: AD7225
• Description: LC2MOS Quad 8-Bit DAC with Separate Reference Inputs
• Manufacturer: Analog Devices

REV. B
SINGLE SUPPLY
Parameter
STATIC PERFORMANCE
REFERENCE INPUT
DIGITAL INPUTS
DYNAMIC PERFORMANCE
POWER SUPPLIES
SWITCHING CHARACTERISTICS
NOTES
1
2
Model
AD7225KN
AD7225LN
AD7225KP
AD7225LP
AD7225KR
AD7225LR
AD7225BQ
AD7225CQ
Maximum possible reference voltage.
Temperature ranges are as follows:
K, L Versions: –40 C to +85 C
B, C Versions: –40 C to +85 C
T, U Versions: –55 C to +125 C
Resolution
Total Unadjusted Error
Differential Nonlinearity
Input Resistance
Input Capacitance
Channel-to-Channel Isolation
AC Feedthrough
Input High Voltage, V
Input Low Voltage, V
Input Leakage Current
Input Capacitance
Input Coding
Voltage Output Slew Rate
Voltage Output Settling Time
Digital Feedthrough
Digital Crosstalk
Minimum Load Resistance
V
I
t
t
t
t
t
t
1
2
3
4
5
6
DD
DD
Positive Full-Scale Change
Negative Full-Scale Change
@ 25 C
T
@ 25 C
T
@ 25 C
T
@ 25 C
T
@ 25 C
T
@ 25 C
T
MIN
MIN
MIN
MIN
MIN
MIN
Range
1
to T
to T
to T
to T
to T
to T
MAX
MAX
MAX
MAX
MAX
MAX
3, 4
3, 4, 5
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
Temperature
Range
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
4
4
3, 4
INL
INH
3
3
4
(V
All specifications T
3, 4
4
DD
3
4
Specifications subject to change without notice.
= +15 V
Sample Tested at 25 C to ensure compliance.
Switching characteristics apply for single and dual supply operation.
4
K, B
Versions
8
11
100
60
–70
2.4
0.8
8
Binary
2
5
7
50
50
2
14.25/15.75
10
95
120
0
0
0
0
70
90
10
10
95
120
2
1
1
Total
Unadjusted
Error
2
2 LSB
1 LSB
2 LSB
1 LSB
2 LSB
1 LSB
2 LSB
1 LSB
5%; V
MIN
L, C
Versions
8
11
100
60
–70
2.4
0.8
8
Binary
2
5
7
50
50
2
14.25/15.75
10
95
120
0
0
0
0
70
90
10
10
95
120
1
1
1
SS
to T
= AGND = DGND = O V; V
MAX
2
unless otherwise noted.)
Package
Option
N-24
N-24
P-28A
P-28A
R-24
R-24
Q-24
Q-24
ORDERING GUIDE
T Version
8
11
100
60
–70
2.4
0.8
8
Binary
2
5
7
50
50
2
14.25/15.75
12
95
150
0
0
0
0
70
90
10
10
95
150
2
1
1
2
–3–
Model
AD7225TQ
AD7225UQ
AD7225TE
AD7225UE
NOTES
1
2
To order MIL-STD-883 processed parts, add /883B to part number. Contact your
E = Leadless Ceramic Chip Carrier; N = Plastic DIP;
local sales office for military data sheet.
P = Plastic Leaded Chip Carrier; Q = Cerdip; R = SOIC.
U Version
8
100
60
–70
2.4
0.8
8
2
5
7
50
50
2
12
95
150
0
0
0
0
70
90
10
10
95
150
11
Binary
14.25/15.75
REF
1
1
1
= +10 V
1
1
pF max
Units
Bits
LSB max
LSB max
k min
dB min
dB max
V min
V max
pF max
V/ s min
nV secs typ
nV secs typ
k min
V min to V max For Specified Performance
mA max
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
unless otherwise noted.
A max
s max
s max
Temperature
Range
–55 C to +125 C
–55 C to +125 C
–55 C to +125 C
–55 C to +125 C
Conditions/Comments
Guaranteed Monotonic
Occurs when each DAC is loaded with all 1s.
V
V
V
Settling Time to 1/2 LSB
Settling Time to 1/2 LSB
Code transition all 0s to all 1s.
Code transition all 0s to all 1s.
V
Outputs Unloaded; V
Write Pulse Width
Address to Write Setup Time
Address to Write Hold Time
Data Valid to Write Setup Time
Data Valid to Write Hold Time
Load DAC Pulse Width
REF
REF
IN
OUT
= 0 V or V
= 10 V p-p Sine Wave @ 10 kHz
= 10 V p-p Sine Wave @ 10 kHz
= +10 V
Total
Unadjusted
Error
2 LSB
1 LSB
2 LSB
1 LSB
DD
IN
= V
INL
AD7225
or V
Package
Option
Q-24
Q-24
E-28A
E-28A
INH
2