參數(shù)資料
型號(hào): TLV5614(中文)
廠商: Texas Instruments, Inc.
英文描述: 2.7V to 5.5V 12-Bit 3us Quadruple Digital-to-Analog Converters With Power Down(具有掉電功能的2.7V至5.5V,12位,3微秒,四路DAC)
中文描述: 2.7V至5.5V 12位3us四倍數(shù)字模擬轉(zhuǎn)換器由于斷電(具有掉電功能的為2.7V至5.5V之間,12位,3微秒,四路援會(huì))
文件頁數(shù): 5/20頁
文件大?。?/td> 529K
代理商: TLV5614(中文)
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2.3.3
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REFINAB
REFINCD
PARAMETER
VI
Input voltage range
RI
Input resistance
CI
Input capacitance
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Reference feedthrough
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Vref
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REFINAB
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REFINCD
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1kHz
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2.3.4
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DIN
CS
LDAC
PD
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2.3.6
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TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
M
pF
See Note 10
0
AVDD 1.5
10
5
Reference feed through
REFIN = 1 Vpp at 1 kHz + 1.024 V dc
(see Note 11)
75
dB
Reference inputbandwidth
Reference input bandwidth
REFIN = . Vpp
+ 1 024 Vdc large signal
.
Slow
Fast
0.5
MHz
1
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
μ
A
μ
A
pF
IIH
IIL
CI
High-level digital input current
VI = VDD
VI = 0 V
+
1
+
1
Low-level digital input current
Input capacitance
3
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
5-V supply,
No load Clock running
d,
All inputs 0 V or VDD
3-V supply,
No load Clock running
,
All inputs 0 V or DVDD
Slow
1.6
2.4
mA
IDD
Power supplycurrent
Fast
3.8
5.6
Slow
1.2
1.8
mA
Fast
3.2
4.8
Power down supply current (see Figure 12)
10
nA
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SR
Output slew rate
CL = 100 pF, RL = 10 k
,
VO
10% to 90%
=
Vref = 2.048 V, 1024 V
To
+
0.5 LSB, CL
RL = 10 k
, See Notes 12 and 14
Fast
5
V/
μ
s
,
Slow
1
V/
μ
s
ts
Out
Out
p
p
ut
ut
settling
settling
time
time
Fast
3
5.5
μ
s
,
Slow
Fast
Slow
9
1
2
20
ts(c)
To
+
0.5 LSB, CL
RL = 10 k
, See Note 15
Code transition from 7FF to 800
μ
s
, code to code
,
Glitch energy
10
nV-sec
SNR
Signal-to-noise ratio
Sinewave generated by DAC,
Reference voltage =
fs = 400 KSPS,
fOUT = 1.1 kHz sinewave,
CL= 100 pF
,
BW = 20kHz
74
S/(N+D)
Signal to noise + distortion
66
68
dB
THD
Total harmonic Distortion
,
70
1.024 at 3V and 2.048 at 5V,
SFDR Spurious free dynamic range
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