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參數(shù)資料
| 型號： | DAC7528 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | CMOS Dual 8-Bit Buffered Multiplying Digital-To-Analog Converter(CMOS雙路8位緩沖乘法型D/A轉(zhuǎn)換器) |
| 中文描述： | CMOS雙8位緩沖乘法數(shù)字到模擬轉(zhuǎn)換器（的CMOS雙路8位緩沖乘法型的D / A轉(zhuǎn)換器） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 108K |
| 代理商： | DAC7528 |
DAC7528
2
SPECIFICATIONS
ELECTRICAL
At V
DD
= +5V; V
REFA, B
= + 10V; I
OUT
= GND = 0V: T = Full Temperature Range specification under Absolute Maximum Ratings unless otherwise noted.
DAC7528P, U
DAC7528PB, UB
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
DC ACCURACY
(1)
Resolution
Relative Accuracy
Differential Nonlinearity
FS Gain Error
(2)
N
8
8
Bits
LSB
LSB
LSB
LSB
ppm/
°
C
%FSR/%
%FSR/%
nA
nA
nA
nA
INL
DNL
±
1
±
1
±
2
±
4
±
35
0.01
0.01
±
50
±
200
±
50
±
200
±
1/2
±
1/2
±
1
±
2
–
–
–
–
–
–
–
Guaranteed Monolithic Over Temp
T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
Gain Tempco
(2)(3)
Supply Rejection
±
2
–
–
–
PSR
V
DD
=
±
5%, T
= +25
°
C
T
= T
MIN
to T
DACA = 00
16,
T
A
= +25
°
C
T
= T
MIN
to T
DACB = 00
16,
T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
0.001
0.001
Output Leakage Current (OUTA)
Output Leakage Current (OUTB)
REFERENCE INPUT
Input Resistance
Input Resistance Match
(V
REFA
, V
REFB
)
(V
REFA
, V
REFB
)
8
10
15
±
1
–
–
–
–
k
%
DYNAMIC PERFORMANCE
(4)
Output Current Settling Time to 1/2 LSB
Enable Pins Low T
A
= +25
°
C
Load = 100
/13pF, T
A
= T
to T
MAX
Enable Pins Low T
= +25
°
C
Load = 100
/13pF, T
A
= T
MIN
to T
MAX
180
200
80
100
–
–
–
–
ns
ns
ns
ns
nVs
dB
dB
dB
dB
dB
Digital-to-Analog Propagation Delay
to 90% of Output
Digital-to-Analog Impulse
AC Feedthrough
(V
to OUTA)
AC Feedthrough
(V
REFB
to OUTB)
Channel-to-Channel Isolation
(V
to OUTB)
Channel-to-Channel Isolation
(V
to OUTA)
Digital Crosstalk
Harmonic Distortion
125
–
V
= 20Vpp Sinewave, T
A
= +25
°
C
100kHz,V
= 0V, T
= T
MIN
to T
MAX
V
REFA
= 20Vpp Sinewave, T
A
= +25
C
100kHz, V
REFB
= 0V, T
A
= T
MIN
to T
MAX
V
REFA
= 20Vpp Sinewave, 100kHz,
REFB
= 0V, Both DACs = FF
V
REFB
= 20Vpp Sinewave 100kHz,
V
= 0V, Both DACs = FF
16
Measured With Code Transition 00
16
to FF
16
V
IN
= 6Vrms at 1kHz
–70
–65
–70
–65
–90
–
–90
–
dB
30
–85
–
–
nVs
dB
THD
ANALOG OUTPUTS
(4)
OUTA capacitance
C
OUTA
DAC = 00
16
DAC = FF
16
DAC = 00
16
DAC = FF
16
50
120
50
120
–
–
–
–
pF
pF
pF
pF
OUTB capacitance
C
OUTB
DIGITAL INPUTS
Input High Voltage
Input Low Voltage
Input Current
V
IH
V
IL
I
IN
2.4
–
V
V
μ
A
μ
A
pF
0.8
±
1
±
10
10
–
–
–
–
T
A
= +25
°
C
T
= T
to T
All Digital Inputs
Input Capacitance
(4)
C
IN
POWER REQUIREMENTS
Supply Current
I
DD
Digital Inputs = V
IH
or V
IL
, T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
Digital Inputs = 0V or V
DD
, T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
1
1
–
–
–
–
mA
mA
μ
A
μ
A
100
500
SWITCHING CHARACTERISTICS
(100% tested) See Timing Diagram
Chip Select To Write Setup Time
t
CS
T
A
= +25
°
C
T
A
= T
to T
MAX
T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
T
A
= +25
°
C
T
A
= T
to T
MAX
T
A
= +25
°
C
T
A
= T
to T
MAX
T
A
= +25
°
C
T
A
= T
to T
MAX
T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
T
A
= +25
°
C
200
230
20
30
200
230
20
30
180
200
110
130
0
–
–
–
–
–
–
–
–
–
–
–
–
–
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Chip Select To Write Hold Time
t
CH
DAC Select To Write Setup Time
t
AS
DAC Select To Write Hold Time
t
AH
Write Pulse Width
t
WR
Data Setup Time
t
DS
Data Hold Time
t
DH
NOTES: (1) Specifications apply to both DACs. (2) Gain error is measured using internal feedback resistor. Full Scale Range (FSR) = V
REF
. (3) Guaranteed, but
not tested. (4) These characteristics are for design guidance only and are not subject to test.
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相關代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DAC7528P | 制造商:BB 制造商全稱:BB 功能描述:CMOS Dual 8-Bit Buffered Multiplying DIGITAL-TO-ANALOG CONVERTER |
| DAC7528PB | 制造商:BB 制造商全稱:BB 功能描述:CMOS Dual 8-Bit Buffered Multiplying DIGITAL-TO-ANALOG CONVERTER |
| DAC7528U | 制造商:BB 制造商全稱:BB 功能描述:CMOS Dual 8-Bit Buffered Multiplying DIGITAL-TO-ANALOG CONVERTER |
| DAC7528UB | 制造商:BB 制造商全稱:BB 功能描述:CMOS Dual 8-Bit Buffered Multiplying DIGITAL-TO-ANALOG CONVERTER |
| DAC-7533 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:10-Bit Digital-to-Analog Converter |
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