参数资料
型号: LTC2496IUHF#TRPBF
厂商: Linear Technology
文件页数: 11/32页
文件大小: 0K
描述: IC ADC 16BIT DELTA SIG 38-QFN
标准包装: 2,500
位数: 16
采样率(每秒): 6.9
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
功率耗散(最大): 800µW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 38-WFQFN 裸露焊盘
供应商设备封装: 38-QFN(5x7)
包装: 带卷 (TR)
输入数目和类型: 16 个单端,双极;8 个差分,双极
配用: DC1011A-B-ND - BOARD DELTA SIGMA ADC LTC2496
LTC2496
2496fb
applicaTions inForMaTion
10F
0.1F
2.7V TO 5.5V
VCC
fO
REF+
REF
CH0
CH7
CH8
CH15
COM
SCK
SDI
SDO
CS
GND
28
35
29
30
8
15
16
23
7
38
37
1,3,4,5,6,31,32,33,39
36
34
REFERENCE
VOLTAGE
0.1V TO VCC
ANALOG
INPUTS
= EXTERNAL OSCILLATOR
= INTERNAL OSCILLATOR
LTC2496
3-WIRE
SPI INTERFACE
EOC
CS
SCK
(EXTERNAL)
SDI
SDO
2496 F06
CONVERSION
SLEEP
DATA INPUT/OUTPUT
CONVERSION
1
0
EN
SGL
A2
A1
A0
ODD
BIT 0
DON'T CARE
MSB
SIG
“0”
1
2
3
4
5
6
7
8
9
19
20
21
22
23
24
LSB
BIT 23 BIT 22 BIT 21 BIT 20 BIT 19 BIT 18 BIT 17 BIT 16 BIT 15
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Figure 6. External Serial Clock, 3-Wire Operation (CS = 0)
External Serial Clock, 3-Wire I/O
This timing mode uses a 3-wire serial I/O interface. The
conversionresultisshiftedoutofthedevicebyanexternally
generated serial clock (SCK) signal, see Figure 6. CS is
permanently tied to ground, simplifying the user interface
or isolation barrier.
The external serial clock mode is selected at the end of
the power-on reset (POR) cycle. The POR cycle is typically
concluded 4ms after VCC exceeds 2V. The level applied to
SCK at this time determines if SCK is internally generated
or externally applied. In order to enter the external SCK
mode, SCK must be driven LOW prior to the end of the
POR cycle.
Since CS is tied LOW, the end-of-conversion (EOC) can be
continuously monitored at the SDO pin during the convert
and sleep states. EOC may be used as an interrupt to an
external controller. EOC = 1 while the conversion is in
progress and EOC = 0 once the conversion is complete.
On the falling edge of EOC, the conversion result is load-
ing into an internal static shift register. The output data
can now be shifted out the SDO pin under control of the
externally applied SCK signal. Data is updated on the fall-
ing edge of SCK. The input data is shifted into the device
through the SDI pin on the rising edge of SCK. On the
24th falling edge of SCK, SDO goes HIGH, indicating a
new conversion has begun. This data now serves as EOC
for the next conversion.
相关PDF资料
PDF描述
LTC2498IUHF#TRPBF IC ADC 24BIT 16CH 38-QFN
LTC2600IUFD#PBF IC DAC OCTAL R-R 16BIT 20-QFN
LTC2602IMS8#TRPBF IC DAC 16BIT DUAL R-R VOUT 8MSOP
LTC2604IGN-1#TRPBF IC DAC 16BIT QUAD R-R OUT 16SSOP
LTC2605IGN-1#TRPBF IC DAC 16BIT OCT I2C 16-SSOP
相关代理商/技术参数
参数描述
LTC2497CUHF#PBF 功能描述:IC ADC 16BIT W/PGA 38-QFN RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:1 系列:microPOWER™ 位数:8 采样率(每秒):1M 数据接口:串行,SPI? 转换器数目:1 功率耗散(最大):- 电压电源:模拟和数字 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:24-VFQFN 裸露焊盘 供应商设备封装:24-VQFN 裸露焊盘(4x4) 包装:Digi-Reel® 输入数目和类型:8 个单端,单极 产品目录页面:892 (CN2011-ZH PDF) 其它名称:296-25851-6
LTC2497CUHF#TRPBF 功能描述:IC ADC 16BIT W/PGA 38-QFN RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:2,500 系列:- 位数:16 采样率(每秒):15 数据接口:MICROWIRE?,串行,SPI? 转换器数目:1 功率耗散(最大):480µW 电压电源:单电源 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-WFQFN 裸露焊盘 供应商设备封装:38-QFN(5x7) 包装:带卷 (TR) 输入数目和类型:16 个单端,双极;8 个差分,双极 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
LTC2497IUHF#PBF 功能描述:IC ADC 16BIT W/PGA 38-QFN RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:2,500 系列:- 位数:16 采样率(每秒):15 数据接口:MICROWIRE?,串行,SPI? 转换器数目:1 功率耗散(最大):480µW 电压电源:单电源 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-WFQFN 裸露焊盘 供应商设备封装:38-QFN(5x7) 包装:带卷 (TR) 输入数目和类型:16 个单端,双极;8 个差分,双极 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
LTC2497IUHF#TRPBF 功能描述:IC ADC 16BIT W/PGA 38-QFN RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:2,500 系列:- 位数:16 采样率(每秒):15 数据接口:MICROWIRE?,串行,SPI? 转换器数目:1 功率耗散(最大):480µW 电压电源:单电源 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-WFQFN 裸露焊盘 供应商设备封装:38-QFN(5x7) 包装:带卷 (TR) 输入数目和类型:16 个单端,双极;8 个差分,双极 配用:DC1011A-C-ND - BOARD DELTA SIGMA ADC LTC2494
LTC2498CUHF 制造商:Linear Technology 功能描述:ADC Single Delta-Sigma 7.5sps 24-bit Serial 38-Pin QFN EP