參數(shù)資料
型號(hào)： ADS8401
英文描述： 16-BIT, 1.25 MSPS, UNIPOLAR INPUT, MICRO POWER SAMPLING ANALOG-TODIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
中文描述： 16位，1.25 MSPS的，單極輸入，并行接口和參考微功率取樣類比，TODIGITAL轉(zhuǎn)爐
文件頁數(shù)： 8/25頁
文件大?。?/td> 238K
代理商： ADS8401
ADS8401
SLAS376B
–
DECEMBER 2002
–
REVISED APRIL 2003
www.ti.com
8
TERMINAL FUNCTIONS
NAME
AGND
NO.
I/O
–
DESCRIPTION
5, 8, 11, 12,
14, 15, 44, 45
Analog ground
BDGND
BUSY
BYTE
25, 35
36
39
–
O
I
Digital ground for bus interface digital supply
Status output. High when a conversion is in progress.
Byte select input. Used for 8-bit bus reading.
0: No fold back
1: Low byte D[7:0] of the 16 most significant bits is folded back to high byte of the 16 most significant
pins DB[15:8].
Convert start
Chip select
CONVST
CS
40
42
I
I
D t B
Data Bus
8-Bit Bus
16-Bit Bus
BYTE = 0
BYTE = 1
BYTE = 0
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
16
17
18
19
20
21
22
23
26
27
28
29
30
31
32
33
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
D15 (MSB)
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0 (LSB)
D7
D6
D5
D4
D3
D2
D1
D0 (LSB)
All ones
All ones
All ones
All ones
All ones
All ones
All ones
All ones
D15 (MSB)
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0 (LSB)
–
IN
+IN
NC
REFIN
REFM
REFOUT
7
6
3
1
I
I
Inverting input channel
Non inverting input channel
No connection
Reference nput
Reference ground
Reference output. Add 1
μ
F capacitor between the REFOUT pin and REFM pin when internal reference
is used.
–
I
I
O
47, 48
2
RESET
38
I
Current conversion is aborted and output latches are cleared (set to zeros) when this pin is asserted low.
RESET works independantly of CS.
RD
+VA
41
I
Synchronization pulse for the parallel output.
Analog power supplies, 5-V dc
4, 9, 10, 13,
43, 46
–
+VBD
24, 34, 37
–
Digital power supply for bus
相關(guān)PDF資料
PDF描述
ADS8401IBPFBR 16-BIT, 1.25 MSPS, UNIPOLAR INPUT, MICRO POWER SAMPLING ANALOG-TODIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
ADS8401IBPFBT 16-BIT, 1.25 MSPS, UNIPOLAR INPUT, MICRO POWER SAMPLING ANALOG-TODIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
ADS8401IPFBR 16-BIT, 1.25 MSPS, UNIPOLAR INPUT, MICRO POWER SAMPLING ANALOG-TODIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
ADS8401IPFBT 16-BIT, 1.25 MSPS, UNIPOLAR INPUT, MICRO POWER SAMPLING ANALOG-TODIGITAL CONVERTER WITH PARALLEL INTERFACE AND REFERENCE
ADS8406 16-BIT, 1.25 MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICRO POWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS8401EVM 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 ADS8401 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評(píng)估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
ADS8401IBPFBR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16 Bit 1.25MSPS Parallel W Ref 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
ADS8401IBPFBRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16 Bit 1.25MSPS Parallel W Ref 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
ADS8401IBPFBT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16 Bit 1.25MSPS Parallel W Ref 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
ADS8401IBPFBTG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16 Bit 1.25MSPS Parallel W Ref 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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