參數(shù)資料
型號: TLC2558CPW
廠商: Texas Instruments, Inc.
英文描述: BUTT SPLICE,NON-INS. RoHS Compliant: Yes
中文描述: 5五,12位400 ksps的,4 / 8通道,低功耗,串行模數(shù)位自動開機(jī)和下變頻器
文件頁數(shù): 31/37頁
文件大小: 566K
代理商: TLC2558CPW
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
31
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
1000000000
0111111111
0000000010
0000000001
0000000000
1111111110
0
0.0024
2.4564
2.4576
2.4588
D
1000000001
1111111101
1111111111
4.9056
4.9104
4.9152
2048
2047
2
1
0
4094
S
2049
4093
4095
0
VI – Analog Input Voltage – V
VZT =VZS + 1/2 LSB
VZS
See Notes A and B
4
0.0012
VFT = VFS – 1/2 LSB
VFS
VFS Nom
NOTES: A. This curve is based on the assumption that Vref+ and Vref– have been adjusted so that the voltage at the transition from digital 0 to
1 (VZT) is 0.0006 V, and the transition to full scale (VFT) is 4.9134 V, 1 LSB = 1.2 mV.
B. The full scale value (VFS) is the step whose nominal midstep value has the highest absolute value. The zero-scale value (VZS) is
the step whose nominal midstep value equals zero.
Figure 35. Ideal 12-Bit ADC Conversion Characteristics
GND
CS
SDI
SDO
XF
TMS320 DSP
TLC2554/
TLC2558
SCLK
INT
TXD
RXD
CLKR
CLKX
BIO
FSR
FSX
10 k
vcc
AIN
VDD
FS
Figure 36. Typical Interface to a TMS320 DSP
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TLC2558CPWR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-bit 400 KSPS 8-Ch Serial w/Powerdown 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 輸入類型:Differential 信噪比:107 dB 接口類型: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
TLC2558CPWRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-bit 400 KSPS 8-Ch Serial w/Powerdown 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 輸入類型:Differential 信噪比:107 dB 接口類型: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
TLC2558IDW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12bit3 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 輸入類型:Differential 信噪比:107 dB 接口類型: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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