參數(shù)資料
型號: ADC1415S105HN
廠商: NXP Semiconductors N.V.
元件分類: 外設(shè)及接口
英文描述: Single 14-bit ADC 105 Msps with Input Buffer CMOS or LVDS DDR digital outputs
封裝: ADC1415S105HN/C1<SOT618-6 (HVQFN40)|<<http://www.nxp.com/packages/SOT618-6.html<1<Always Pb-free,;ADC1415S105HN/C1<SOT618-6 (HVQFN40)|<<http://www.nxp.com/packages/SOT618
文件頁數(shù): 28/42頁
文件大小: 293K
代理商: ADC1415S105HN
ADC1415S_SER
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 4 — 17 December 2010
28 of 42
NXP Semiconductors
ADC1415S series
Single 14-bit ADC; input buffer; CMOS or LVDS DDR digital outputs
11.5.7
Output codes versus input voltage
Table 15.
V
INP
V
INM
<
1
1
0.9998779
0.9997559
0.9996338
0.9995117
....
0.0002441
0.0001221
0
+0.0001221
+0.0002441
....
+0.9995117
+0.9996338
+0.9997559
+0.9998779
+1
> +1
11.6 Serial Peripheral Interface (SPI)
11.6.1
Register description
The ADC1415S serial interface is a synchronous serial communications port that allows
easy interfacing with many commonly-used microprocessors. It provides access to the
registers that control the operation of the chip.
This interface is configured as a 3-wire type (SDIO as bidirectional pin)
Pin SCLK is the serial clock input and CS is the chip select pin.
Each read/write operation is initiated by a LOW level on CS. A minimum of three bytes is
transmitted (two instruction bytes and at least one data byte). The number of data bytes is
determined by the value of bits W1 and W2 (see
Table 17
).
Table 16.
[1]
Bit R/W indicates whether it is a read (logic 1) or a write (logic 0) operation.
[2]
Bits W1 and W0 indicate the number of bytes to be transferred after the instruction byte (see
Table 17
).
Output codes
Offset binary
00 0000 0000 0000
00 0000 0000 0000
00 0000 0000 0001
00 0000 0000 0010
00 0000 0000 0011
00 0000 0000 0100
....
01 1111 1111 1110
01 1111 1111 1111
10 0000 0000 0000
10 0000 0000 0001
10 0000 0000 0010
....
11 1111 1111 1011
11 1111 1111 1100
11 1111 1111 1101
11 1111 1111 1110
11 1111 1111 1111
11 1111 1111 1111
Two’s complement
10 0000 0000 0000
10 0000 0000 0000
10 0000 0000 0001
10 0000 0000 0010
10 0000 0000 0011
10 0000 0000 0100
....
11 1111 1111 1110
11 1111 1111 1111
00 0000 0000 0000
00 0000 0000 0001
00 0000 0000 0010
....
01 1111 1111 1011
01 1111 1111 1100
01 1111 1111 1101
01 1111 1111 1110
01 1111 1111 1111
01 1111 1111 1111
OTR pin
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Instruction bytes for the SPI
MSB
7
R/W
[1]
A7
LSB
0
A8
A0
Bit
Description
6
W1
[2]
A6
5
W0
[2]
A5
4
A12
A4
3
A11
A3
2
A10
A2
1
A9
A1
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參數(shù)描述
ADC1415S105HN,518 功能描述:模數(shù)轉(zhuǎn)換器 - ADC SNGL 14b ADC 105MSPS WITH INPUT BUFFER 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
ADC1415S105HN/C1,5 功能描述:模數(shù)轉(zhuǎn)換器 - ADC SGL 14b ADC 105 MSPS INPUT BUFFER 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
ADC1415S105HN-C1 功能描述:模數(shù)轉(zhuǎn)換器 - 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
ADC1415S105HN-C18 功能描述:模數(shù)轉(zhuǎn)換器 - 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