参数资料
型号: LM12438CIWMX
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO28
封装: SOP-28
文件页数: 4/80页
文件大小: 1552K
代理商: LM12438CIWMX
20 Electrical Specifications (Continued)
23 DIGITAL SWITCHING CHARACTERISTICS
The following specifications apply to the LM12434 and LM12 L 438 for VAa
e
VDae 5V 33V
AGND e DGND e 0V CL (load capacitance) on output lines e 80 pF unless otherwise specified
Boldface limits apply for TA e TJ e TMIN to TMAX all other limits for TA e TJ e 25 C (Notes 6 7 and 9) (Continued)
233 TMS320 Interface Mode
Symbol
Parameter
Conditions
Typical
Limits
Units
(See
Figure Below)
(Note 10)
(Note 11)
(Limit)
t22
SCLK (Serial Clock) Period
125 167
ns (min)
t23
FSX Set-Up Time to SCLK High
30 50
ns (min)
t24
FSX Hold Time from SCLK High
10
ns (min)
t25
Data in (DX) Set-Up
0
ns (min)
Time to SCLK Low
t26
Data in DX Hold Time from
30 120
ns (min)
SCLK Low
t27
FSR High from SCLK High
80 100
ns (max)
t28
FSR Low from SCLK Low
120
ns (max)
t29
SCLK High to Data
90
ns (max)
Out (DR) Change
TLH11879 – 23
12
相关PDF资料
PDF描述
LM12434CIWMX SPECIALTY ANALOG CIRCUIT, PDSO28
LM12L438CIWMX SPECIALTY ANALOG CIRCUIT, PDSO28
LM20323AMHX 6 A SWITCHING REGULATOR, 570 kHz SWITCHING FREQ-MAX, PDSO20
LM20323AMHE 6 A SWITCHING REGULATOR, 570 kHz SWITCHING FREQ-MAX, PDSO20
LM20323AMH 6 A SWITCHING REGULATOR, 570 kHz SWITCHING FREQ-MAX, PDSO20
相关代理商/技术参数
参数描述
LM12454 制造商:未知厂家 制造商全称:未知厂家 功能描述:General Purpose Controller Z84C15
LM12454_06 制造商:NSC 制造商全称:National Semiconductor 功能描述:12-Bit + Sign Data Acquisition System with Self-Calibration
LM12454A WAF 制造商:Texas Instruments 功能描述:
LM12454CIV 功能描述:IC ACQUISITION SYS 12BIT 44-PLCC RoHS:否 类别:集成电路 (IC) >> 数据采集 - ADCs/DAC - 专用型 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:50 系列:- 类型:数据采集系统(DAS) 分辨率(位):16 b 采样率(每秒):21.94k 数据接口:MICROWIRE?,QSPI?,串行,SPI? 电压电源:模拟和数字 电源电压:1.8 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘
LM12458 制造商:NSC 制造商全称:National Semiconductor 功能描述:12-Bit Sign Data Acquisition System with Self-Calibration