AD7225TQ Просмотр технического описания (PDF) - Analog Devices
Номер в каталоге
Компоненты Описание
производитель
AD7225TQ Datasheet PDF : 12 Pages
| |||
AD7225
SINGLE SUPPLY (VDD = +15 V ؎ 5%; VSS = AGND = DGND = O V; VREF = +10 V1 unless otherwise noted.
All specifications TMIN to TMAX unless otherwise noted.)
Parameter
K, B
Versions2
L, C
Versions2
T Version
U Version Units
Conditions/Comments
STATIC PERFORMANCE
Resolution
8
8
8
8
Total Unadjusted Error3
±2
±1
±2
±1
Differential Nonlinearity3
±1
±1
±1
±1
REFERENCE INPUT
Input Resistance
11
11
11
11
Input Capacitance4
100
100
100
100
Channel-to-Channel Isolation3, 4 60
60
60
60
AC Feedthrough3, 4, 5
–70
–70
–70
–70
DIGITAL INPUTS
Input High Voltage, VINH
Input Low Voltage, VINL
Input Leakage Current
Input Capacitance4
Input Coding
2.4
0.8
±1
8
Binary
2.4
0.8
±1
8
Binary
2.4
0.8
±1
8
Binary
2.4
0.8
±1
8
Binary
DYNAMIC PERFORMANCE
Voltage Output Slew Rate4
2
2
2
2
Voltage Output Settling Time4
Positive Full-Scale Change
5
5
5
5
Negative Full-Scale Change 7
7
7
7
Digital Feedthrough3, 4
50
50
50
50
Digital Crosstalk3, 4
50
50
50
50
Minimum Load Resistance
2
2
2
2
POWER SUPPLIES
VDD Range
IDD
14.25/15.75 14.25/15.75 14.25/15.75 14.25/15.75
10
10
12
12
SWITCHING CHARACTERISTICS4
t1
@ 25°C
TMIN to TMAX
t2
@ 25°C
TMIN to TMAX
t3
@ 25°C
TMIN to TMAX
t4
@ 25°C
TMIN to TMAX
t5
@ 25°C
TMIN to TMAX
t6
@ 25°C
95
95
95
95
120
120
150
150
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
70
70
70
90
90
90
90
10
10
10
10
10
10
10
10
95
95
95
95
TMIN to TMAX
120
120
150
150
NOTES
1Maximum possible reference voltage.
2Temperature 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
3Sample Tested at 25°C to ensure compliance.
4Switching characteristics apply for single and dual supply operation.
Specifications subject to change without notice.
ORDERING GUIDE
Bits
LSB max
LSB max
kΩ min
pF max
dB min
dB max
V min
V max
µA max
pF max
Guaranteed Monotonic
Occurs when each DAC is loaded with all 1s.
VREF = 10 V p-p Sine Wave @ 10 kHz
VREF = 10 V p-p Sine Wave @ 10 kHz
VIN = 0 V or VDD
V/µs min
µs max
µs max
nV secs typ
nV secs typ
kΩ min
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.
VOUT = +10 V
V min to V max For Specified Performance
mA max
Outputs Unloaded; VIN = VINL or VINH
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
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
Model1
Temperature
Range
Total
Unadjusted
Error
Package
Option2
Model1
Temperature
Range
Total
Unadjusted
Error
Package
Option2
AD7225KN
AD7225LN
AD7225KP
AD7225LP
AD7225KR
AD7225LR
AD7225BQ
AD7225CQ
–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
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
REV. B
± 2 LSB
± 1 LSB
± 2 LSB
± 1 LSB
± 2 LSB
± 1 LSB
± 2 LSB
± 1 LSB
N-24
N-24
P-28A
P-28A
R-24
R-24
Q-24
Q-24
AD7225TQ
AD7225UQ
AD7225TE
AD7225UE
–55°C to +125°C
–55°C to +125°C
–55°C to +125°C
–55°C to +125°C
± 2 LSB
± 1 LSB
± 2 LSB
± 1 LSB
Q-24
Q-24
E-28A
E-28A
NOTES
1To order MIL-STD-883 processed parts, add /883B to part number. Contact your
local sales office for military data sheet.
2E = Leadless Ceramic Chip Carrier; N = Plastic DIP;
P = Plastic Leaded Chip Carrier; Q = Cerdip; R = SOIC.
–3–
Share Link: 