參數(shù)資料
型號(hào)： AD8038
廠商： Analog Devices, Inc.
元件分類： 串行DAC
英文描述： Dual 8-,10-,12-Bit High Bandwidth Multiplying DACs with Serial Interface
中文描述： 雙8 - ，10 - 12位高帶寬倍增DAC的串行接口
文件頁(yè)數(shù)： 3/32頁(yè)
文件大?。?/td> 860K
代理商： AD8038
AD5429/AD5439/AD5449
SPECIFICATIONS
V
DD
= 2.5 V to 5.5 V, V
REF
= 10 V, I
OUT
2A, I
OUT
2B = 0 V. All specifications T
MIN
to T
MAX,
unless otherwise noted. DC performance measured
with OP1177, ac performance with AD9631, unless otherwise noted. Temperature range for Y version is 40°C to +125°C.
Rev. 0 | Page 3 of 32
Table 1.
Parameter
STATIC PERFORMANCE
AD5429
Resolution
Relative Accuracy
Differential Nonlinearity
AD5439
Resolution
Relative Accuracy
Differential Nonlinearity
AD5449
Resolution
Relative Accuracy
Differential Nonlinearity
Gain Error
Gain Error Temp Coefficient
1
Output Leakage Current
REFERENCE INPUT
1
Reference Input Range
V
REF
A,V
REF
B Input Resistance
V
REF
A/B Input Resistance Mismatch
DIGITAL INPUTS/OUTPUT
1
Input High Voltage, V
IH
Input Low Voltage, V
IL
Input Leakage Current, I
IL
Input Capacitance
V
DD
= 4.5 V to 5.5 V
Output Low Voltage, V
OL
Output High Voltage, V
OH
V
DD
= 2.5 V to 3.6 V
Output Low Voltage, V
OL
Output High Voltage, V
OH
DYNAMIC PERFORMANCE
1
Reference Multiplying BW
Output Voltage Settling Time
Min
8
Typ
±5
±10
10
1.6
0.8
0.7
1
10
0.4
0.4
Max
8
±0.5
±1
10
±0.5
±1
12
±1
1/+2
±10
±5
±10
12
2.5
V
V
V
μA
pF
V
V
V
V
10
Unit
Bits
LSB
LSB
Bits
LSB
LSB
Bits
LSB
LSB
mV
ppm FSR/°C
nA
nA
V
k
%
V
DD
= 2.5 V to 5.5 V
V
DD
= 2.7 V to 5.5 V
V
DD
= 2.5 V to 2.7 V
I
SINK
= 200 μA
I
SOURCE
= 200 μA
I
SINK
= 200 μA
I
SOURCE
= 200 μA
MHz
Conditions
Guaranteed monotonic
Guaranteed monotonic
Guaranteed monotonic
Data = 0000
H
, T
A
= 25°C, I
OUT
1
Data = 0000
H
, I
OUT
1
Typical resistor TC = 50 ppm/°C
DAC input resistance
Typ = 25°C, max = 125°C
V
REF
= 5 V p-p, DAC loaded all 1s
Measured to ±4 mV of FS, R
LOAD
= 100 ,
C
LOAD
= 0s
DAC latch alternately loaded with 0s
and 1s
R
LOAD
= 100 , C
LOAD
= 15 pF
1 LSB change around major carry,
V
REF
= 0 V
DAC latch loaded with all 0s,
reference = 10 kHz
1.7
V
DD
1
V
DD
0.5
AD5429
AD5439
50
55
100
110
ns
ns
AD5449
Digital Delay
Digital-to-Analog Glitch Impulse
90
20
3
160
40
ns
ns
nV-s
Multiplying Feedthrough Error
75
dB
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