參數(shù)資料
型號： ADS1271EVM
廠商： Texas Instruments, Inc.
英文描述： modular EVM form factor
中文描述： 模塊化EVM的外形
文件頁數(shù)： 7/29頁
文件大小： 381K
代理商： ADS1271EVM
SBAS306A NOVEMBER 2004 REVISED DECEMBER 2004
www.ti.com
7
TIMING CHARACTERISTICS: FRAME-SYNC FORMAT
SCLK
FSYNC
DOUT
DIN
t
DOHD
t
FPW
t
S
t
SF
t
SPW
t
SPW
t
FRAME
t
FPW
t
FS
t
SPW
t
DIHD
t
DDO
t
DIST
Bit 23 (MSB)
Bit 22
Bit 21
t
DOPD
CLK
t
CPW
t
CPW
t
CF
τ
C
TIMING REQUIREMENTS: FRAME-SYNC FORMAT
for TA = 40
°
C to +105
°
C and DVDD = 1.65V to 3.6V.
SYMBOL
PARAMETER
tCLK
CLK period (1/fCLK)
tCPW
CLK positive or negative pulse width
tCS
Rising edge of CLK to falling edge of SCLK
MIN
37
TYP
MAX
1000
UNIT
ns
15
ns
2
8
ns
High-Speed mode
256
CLK periods
tFRAME
Frame period (1/fDATA)
High-Resolution mode
256 or 512(1)
256 or 512(1)
CLK periods
Low-Power mode
CLK periods
tFPW
tFS
tSF
FSYNC positive or negative pulse width
1
SCLK periods
Rising edge of FSYNC to rising edge of SCLK
5
ns
Rising edge of SCLK to rising edge of FSYNC
5
ns
SCLK period (SCLK must
be continuously running)
High-Speed mode
τ
FRAME/64
τ
FRAME/128
τ
FRAME/64
τ
FRAME periods
τ
FRAME periods
τ
FRAME periods
ns
τ
S
High-Resolution mode
Low-Power mode
tSPW
tDOHD(2)
tDOPD(2)
tDDO(2)
tDIST
tDIHD
(1)The ADS1271 automatically detects either frame period.
(2)Load on DOUT = 20pF.
SCLK positive or negative pulse width
0.4
τ
SCLK
0.6
τ
SCLK
SCLK falling edge to old DOUT invalid (hold time)
5
ns
SCLK falling edge to new DOUT valid (propagation delay)
12
ns
Valid DOUT to falling edge of FSYNC
0
ns
New DIN valid to falling edge of SCLK (setup time)
6
ns
Old DIN valid to falling edge of SCLK (hold time)
6
ns
相關(guān)PDF資料
PDF描述
ADS1601 16-BIT 1.25MSPS ANALOG TO DIGITAL CONVERTER
ADS1601IPFBR 16-BIT 1.25MSPS ANALOG TO DIGITAL CONVERTER
ADS1601IPFBT 16-BIT 1.25MSPS ANALOG TO DIGITAL CONVERTER
ADS1602 16-Bit, 2.5MSPS Analog-to-Digital Converter
ADS1602IPFBR 16-Bit, 2.5MSPS Analog-to-Digital Converter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS1271EVM-PDK 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 ADS1271 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
ADS1271IBPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24B 105kSPS Indus Delta-Sigma 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
ADS1271IBPW 制造商:Texas Instruments 功能描述:24BIT ADC 105KSPS DELTA S 16TSSOP 制造商:Texas Instruments 功能描述:24BIT ADC, 105KSPS, DELTA S, 16TSSOP 制造商:Texas Instruments 功能描述:24BIT ADC, 105KSPS, DELTA S, 16TSSOP; Resolution (Bits):24bit; Sampling Rate:105kSPS; Supply Voltage Type:Single; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Supply Current:17mA; Digital IC Case Style:TSSOP; No. of Pins:16; ;RoHS Compliant: Yes
ADS1271IBPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24B 105kSPS Indus Delta-Sigma 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
ADS1271IBPWR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24B 105kSPS Indus Delta-Sigma 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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