參數(shù)資料
型號: MCP3424-E/ST
廠商: Microchip Technology
文件頁數(shù): 19/58頁
文件大小: 0K
描述: IC ADC 18BIT 3.75SPS 4CH 14TSSOP
產品培訓模塊: MCP3901 Analog Front End
標準包裝: 96
位數(shù): 18
采樣率(每秒): 3.75
數(shù)據(jù)接口: I²C,串行
轉換器數(shù)目: 1
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 14-TSSOP
包裝: 管件
輸入數(shù)目和類型: 8 個單端,雙極;4 個差分,雙極
產品目錄頁面: 672 (CN2011-ZH PDF)
配用: MCP3424EV-ND - EVALUATION BOARD FOR MCP3424
MCP3422/3/4
DS22088C-page 26
2009 Microchip Technology Inc.
5.6.5
ACKNOWLEDGE AND NON-
ACKNOWLEDGE
The Master (microcontroller) and the slave (MCP3422/
3/4) use an acknowledge pulse as a hand shake of
communication for each byte. The ninth clock pulse of
each byte is used for the acknowledgement. The clock
pulse
is
always
provided
by
the
Master
(microcontroller) and the acknowledgement is issued
by the receiving device of the byte (Note: The
transmitting device must release the SDA line during
the acknowledge pulse.). The acknowledgement is
achieved by pulling-down the SDA line “LOW” during
the 9th clock pulse by the receiving device.
During
reads,
the
Master
(microcontroller)
can
terminate the current read operation by not providing
an acknowledge bit (not Acknowledge (NAK)) on the
last byte. In this case, the MCP3422/3/4 devices
release
the
SDA
line
to
allow
the
Master
(microcontroller) to generate a STOP or repeated
START condition.
The
non-acknowledgement
(NAK)
is
issued
by
providing the SDA line to “HIGH” during the 9th clock
pulse.
FIGURE 5-7:
Data Transfer Sequence on I2C Serial Bus.
SCL
SDA
(A)
(B)
(D)
(A)
(C)
START
CONDITION
ADDRESS OR
ACKNOWLEDGE
VALID
DATA
ALLOWED
TO CHANGE
STOP
CONDITION
相關PDF資料
PDF描述
MCP3553-E/SN IC ADC 22BIT 2.7V 1CH SPI 8SOIC
MCP3550-60E/SN IC ADC 22BIT 2.7V 1CH 8SOIC
MCP3550-50E/SN IC ADC 22BIT 2.7V 1CH 8SOIC
MCP3551-E/SN IC ADC 22BIT 2.7V 1CH SPI 8SOIC
VE-2NF-CV-B1 CONVERTER MOD DC/DC 72V 150W
相關代理商/技術參數(shù)
參數(shù)描述
MCP3424EV 功能描述:數(shù)據(jù)轉換 IC 開發(fā)工具 MCP3424 ADC Eval Board RoHS:否 制造商:Texas Instruments 產品: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
MCP3424T-E/MC 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:18-Bit, Multi-Channel ???£ Analog-to-Digital Converter with I2Ca?¢ Interface and On-Board Reference
MCP3424T-E/MF 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:18-Bit, Multi-Channel ???£ Analog-to-Digital Converter with I2Ca?¢ Interface and On-Board Reference
MCP3424T-E/MS 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:18-Bit, Multi-Channel ???£ Analog-to-Digital Converter with I2Ca?¢ Interface and On-Board Reference
MCP3424T-E/SL 功能描述:模數(shù)轉換器 - ADC 18B delta-sigma ADC dual Ch 4sps RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構:Sigma-Delta 轉換速率: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32