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参数资料
| 型号： | TLC2554CPWG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | ADC |
| 英文描述： | 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16 |
| 封装： | GREEN, PLASTIC, TSSOP-16 |
| 文件页数： | 14/48页 |
| 文件大小： | 1074K |
| 代理商： | TLC2554CPWG4 |
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TLC2554, TLC2558
5-V, 12-BIT, 400 KSPS, 4/8 CHANNEL, LOW POWER,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTO POWER DOWN
SLAS220A –JUNE 1999
21
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = VREFP = 4.5 V to
5.5 V, SCLK frequency = 20 MHz at 5 V, (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High-level output voltage
VCC = 5.5 V, IOH = –20 A at 30 pF load
2.4
V
VOL
Low-level output voltage
VCC = 5.5 V, IOL = 20 A at 30 pF load
0.4
V
IOZ
Off-state output current
VO = VCC
CS
V
1
2.5
A
IOZ
O sae ou u cu e
(high-impedance-state)
VO = 0
CS = VCC
–1
-2.5
A
IIH
High-level input current
VI = VCC
0.005
2.5
A
IIL
Low-level input current
VI = 0 V
–0.005
2.5
A
ICC
Operating supply current, normal sampling
CS at 0 V, Ext ref
VCC = 4.5 V to 5.5 V
4
mA
ICC
Oe a
g su
y cu e , o
a sa
g
(short)
CS at 0 V, Int ref
VCC = 4.5 V to 5.5 V
6
mA
ICC
Operating supply current extended sampling
CS at 0 V, Ext ref
VCC = 4.5 V to 5.5 V
1.9
mA
ICC
Operating supply current, extended sampling
CS at 0 V, Int ref
VCC = 4.5 V to 5.5 V
2
mA
Internal reference supply current
CS at 0 V, VCC = 4.5 V to 5.5 V
2
mA
ICC(PD)
Power-down supply current
For all digital inputs,
0
≤ VI ≤ 0.3 V or VI ≥ VCC– 0.3 V,
SCLK = 0, VCC = 4.5 V to 5.5 V,
Ext clock
0.1
1
A
ICC(AUTOPWDN)
Auto power-down current
For all digital inputs,
0
≤ VI ≤ 0.3 V or VI ≥ VCC– 0.3 V,
SCLK = 0, VCC = 4.5 V to 5.5 V,
Ext clock, Ext ref
5
A
Selected channel leakage current
Selected channel at VCC
1
A
Selected channel leakage current
Selected channel at 0 V
–1
A
Maximum static analog reference current into
REFP (use external reference)
VREFP = VCC = 5.5 V, VREFM = GND
1
A
Ci
Input capacitance
Analog inputs
45
50
pF
Ci
Input capacitance
Control Inputs
5
25
pF
Zi
Input MUX ON resistance
VCC = 5.5 V
500
All typical values are at VCC = 5 V, TA = 25°C.
800
A if internal reference is used.
ac specifications
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SINAD
Signal-to-noise ratio +distortion
fI = 12 kHz at 400 KSPS
69
71
dB
THD
Total harmonic distortion
fI = 12 kHz at 400 KSPS
–82
–76
dB
ENOB
Effective number of bits
fI = 12 kHz at 400 KSPS
11.6
Bits
SFDR
Spurious free dynamic range
fI = 12 kHz at 400 KSPS
–84
–75
dB
Analog input
Full power bandwidth, –3 dB
1
MHz
Full power bandwidth, –1 dB
500
kHz
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TLC2554CPWR | 功能描述:模数转换器 - ADC 12-bit 400 KSPS 4-Ch Serial w/Powerdown RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| TLC2554CPWRG4 | 功能描述:模数转换器 - ADC 12-bit 400 KSPS 4-Ch Serial w/Powerdown RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| TLC2554ID | 功能描述:模数转换器 - ADC 12bit3 200kSPS SAR RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| TLC2554IDG4 | 功能描述:模数转换器 - ADC 12-bit 400 KSPS 4-Ch Serial w/Powerdown RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| TLC2554IDR | 功能描述:模数转换器 - ADC 12-bit 400 KSPS 4-Ch Serial w/Powerdown RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
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