All specifications are subject to change without notice.
DS 271 Rev 01 | 01-12-06
S1644 Series
2.5V CMOS Low Jitter
Crystal Clock Oscillator (XO)
Electrical Performance
Parameter
Min.
Typ.
Max.
Units
Notes
Output frequency
Supply voltage
Supply current, output enabled
Supply current, standby mode
Frequency stability
Operating temperature
Output logic 0, VOL
Output logic 1, VOH
Output load
Duty cycle
Rise and fall
time
1.8432
+2.375
+2.5
80
+2.625
8
15
10
±25 to ±50
MHz
V
mA
µA
ppM
°C
V
V
pF
%
ns
As specified
1.8432 to 50 MHz
>50 MHz
Output Hi-Z
See Note 1 below
As specified
I
OL
= 6mA min
I
OH
= -6mA max
-40 to +85°C measured 50%VDD
measured 10/90% of waveform
-40
90% V
DD
+85
10% V
DD
15
45
55
5
Note:
1. As specified. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25°C),
aging (1 year at 25°C average effective ambient temperature), shock and vibration.
Which side is the high bit after the bit concatenation operator is completed?
As the title:
read_en_dly = 3'd0;
read_en = 1'b1;
read_en_dly = {read_en_dly[1:0],read_en};
After the above three statemen...
I am a young man who loves music
In search of the sound of nature
Over the mountains and across the sea
Break through the levels
Just to get Infineon audio chip
Let the sounds of nature flow from my s...
Experiment Name: Characterization of microdroplets and amino acid detection applications in droplet microfluidic chip system
Microfluidics or microfluidic chip labs integrate basic operating units suc...
The crystal oscillator generally adopts the capacitor three-terminal ( Colpitts ) AC equivalent oscillation circuit as shown in Figure 1a ; the actual crystal oscillator AC equivalent circuit is shown...
I want to share a set of programs for the router and terminal programs, and distinguish them by external pin levels. After the integration is completed, I found that the router can send and receive da...
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Solving slow-speed rotary servo applications with direct-drive motors avoids hidden initial costs while saving money over the life of the equipment.
Understanding industrial direct dri...[Details]
Preface
Intelligent video surveillance belongs to the fourth generation of video security monitoring technology, which is the inevitable result driven by the development of new technologies. ...[Details]
To this day, there are still more than two million people using Xiaomi 6. Those who stick with Xiaomi 6 are also jokingly called "nail households". Recently, with the release of Xiaomi 12, more and...[Details]
June 22, 2021, Chongqing——Intelligent movement with "cores" and people-oriented. Today, Intel FPGA China Innovation Center announced the launch of special training and delivery cooperation for FPGA t...[Details]
Chip design and verification engineers typically write up to 10 lines of testbench code for every line of RTL code implemented on silicon. Verification tasks can take up 50% or more of the time in th...[Details]
Autonomous driving startup AutoBrain released its L3 HWP autonomous driving product in Beijing. AutoBrain founder and CEO Peng Yongsheng said that L4-L5 autonomous driving has already been planned ...[Details]
Summary: Use the 16-bit timer (mode 2) mode of timer 0 to implement a 100us interrupt. The system clock uses the internal high-frequency clock 24.5M The timer clock uses the system clock divided by...[Details]
Today I mainly work on the microcontrollers I like. Oh, by the way, let me briefly introduce my major! Haha! How about the name of my major "automation", it sounds okay! In fact, when I applied for th...[Details]
Figure 9 shows the organization of the ATmega32 SRAM space. The first 2144 bytes of data memory include the register file, I/O memory, and internal data SRAM. The first 96 addresses are for the reg...[Details]
Recently, Great Wall Motor Co., Ltd. completed a strategic investment in Beijing Horizon Robotics Technology R&D Co., Ltd., a leading automotive intelligent chip company. This marks the official entr...[Details]
1 Introduction LabVIEW is a virtual instrument platform developed by National Instruments. It is a development tool that uses icon codes instead of text-based programming languages to create applic...[Details]
On June 23, the 55th Beidou navigation satellite developed by the Fifth Academy of the China Aerospace Science and Technology Corporation was successfully launched, which means that the final Beidou-...[Details]
With the development of microelectronics technology and microelectronics packaging technology, epoxy molding compound as the main electronic packaging material has also developed rapidly. With its hi...[Details]