參數(shù)資料
型號(hào)： TLV2548(中文)
廠(chǎng)商： Texas Instruments, Inc.
英文描述： 2.7V to 5.5V, 12-Bit, 200KSPS, 8 Channel, Low Power, Serial Analog-to-Digital Converters with Auto Power Down(2.7V-5.5V,12位,200KSPS,八通道,低功耗,自動(dòng)掉電的串行ADC)
中文描述： 2.7V至5.5V，12位，高達(dá)200ksps，8通道，低功耗，串行模擬到數(shù)字轉(zhuǎn)換器與自動(dòng)斷電（為2.7V至5.5V，12位，處理速度高達(dá)200ksps，八通道，低功耗，自動(dòng)掉電的串行ADC）的
文件頁(yè)數(shù)： 18/30頁(yè)
文件大?。?/td> 1612K
代理商： TLV2548(中文)
==1999-8-24==
P&S
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==30-18==
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430079
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( 86) ( 027￡87493500 87493506
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5.3
úíμ×èí¨· 1¤×÷è· §úμμìD￡
V
CC
=V
REFP
=2.7
á
5.5V
￡
SCLK
μêú
5V
ê±a
20MHz
￠ú
3V
ê±a
15MHz
￡¨3y· áí óDμ÷￡
+
ùóDμDíμa
V
CC
=5V
￠
T
A
=25
ê±μêyμ ￡
*
ê1óú2ù×ê±a
800
|ì
A
￡ê1óú2ê±óê±a
165
|ì
A
￡
**
ê1óú2ù×ê±a
800
|ì
A
￡ê1óú2ê±óê±a
116
|ì
A
￡
5.4 AC
ìD
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
OH
High-level outputvoltage
V
CC
= 5.5 V, I
OH
= 0.2 mA at 30 pF load
V
CC
= 2.7 V, I
OH
= -20
μ
A at 30 pF load
V
CC
= 5.5 V, I
OL
= 0.8 mA at 30 pF load
V
CC
= 2.7 V, I
OL
= 20
μ
A at 30 pF load
V
O
= V
CC
V
O
= 0
2.4
V
V
CC
0.2
V
OL
Low-level output voltage
0.4
V
0.1
I
OZ
Off-state output current
(high-impedance-state)
CS =V
CC
1
2.5
μ
A
1
-2.5
I
IH
I
IL
High-level input current
V
I
= V
CC
V
I
= 0 V
0.005
2.5
μ
A
μ
A
Low-level input current
0.005
2.5
I
CC
CS at 0 V Ext ref
, E
V
CC
= 4.5 V to 5.5 V
V
CC
= 2.7 V to 3.3 V
V
CC
= 4.5 V to 5.5 V
V
CC
= 2.7 V to 3.3 V
V
CC
= 4.5 V to 5.5 V
V
CC
= 2.7 V to 3.3 V
V
CC
= 4.5 V to 5.5 V
V
CC
= 2.7 V to 3.3 V
1.3
mA
Operating supply current, normal
sampling (short)
0.95
CS at 0 V Int ref
, t
2
mA
1.6
I
CC
CS at 0 V Ext ref
,
1.9
mA
Operating
sampling
current, extended
supply
1.5
mA
CS at 0 V Int ref
, n
2
mA
1.6
mA
Internal referencesupplycurrent
CS at 0 V, V
CC
= 4.5 V to 5.5 V
V
CC
= 2.7 V to 3.3 V
For all digital inputs,
0 V
0.3 V or V
V
0.3 V,
SCLK = 0, V
CC
= 4.53 V to 5.5 V,
Ext clock
0.8
mA
0.6
I
CC(PD)
Power-down supply current
0.1
1
μ
A
V
CC
= 2.7 V to 3.3 V, Ext clock
For all digital inputs,
0 V
0.3 V or V
V
0.3 V,
SCLK = 0, V
= 4.5 V to 5.5 V,
Ext clock, Ext ref
0.1
1
I
CC(AUTOPWDN)
Auto power down current
1
μ
A
V
= 2.7 V to 3.3 V,
Ext ref, Ext clock
1
**
Selectedchannel leakagecurrent
Selected channel at V
CC
Selected channel at 0 V
1
μ
A
1
Maximum static analog reference
current into REFP (use external
reference)
V
REFP
= V
CC
= 5.5 V, V
REFM
= GND
1
μ
A
C
i
Input capacitance
Analog inputs
45
50
pF
Control Inputs
20
25
Z
i
Input MUX ON resistance
V
CC
= 5.5 V
V
CC
= 2.7 V
500
600
*
+
PARAMETER
TEST CONDITIONS
fI = 12 kHz at 200 KSPS
fI = 12 kHz at 200 KSPS
fI = 12 kHz at 200 KSPS
fI = 12 kHz at 200 KSPS
MIN
69
TYP
71
MAX
UNIT
dB
SINAD
Signal-to-noise ratio +distortion
THD
Total harmonic distortion
82
76
dB
ENOB
Effective number of bits
11.57
Bits
SFDR
Analog input
Spurious free dynamic range
91
84
75
dB
Full power bandwidth, 3 dB
Full-power bandwidth, 1 dB
1
MHz
kHz
500
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TLV2548CDW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12bit 200KSPS SAR RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV2548CDWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 200 kSPS Serial Out RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV2548CDWR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 200 kSPS Serial Out RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV2548CDWRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 200 kSPS Serial Out RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLV2548CPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12bit 200kSPS ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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