Fujitsu MB15F74UL manual Block Diagram

Page 4

MB15F74UL

■ BLOCK DIAGRAM

VCCIF

GNDIF

VpIF

(4)

(3)

(6)

PSIF (5)

Intermittent

3 bit latch

7 bit latch

11 bit latch

mode control

(IF-PLL)

LDS

SWIF

FCIF

Binary 7-bit

Binary 11-bit

Phase

Charge

Current

(7) DoIF

swallow counter

programmable

comp.

pump

(IF-PLL)

counter (IF-PLL)

(IF-PLL)

(IF-PLL)

Switch

fpIF

finIF (1)

Prescaler

Lock Det.

(IF-PLL)

(IF-PLL)

XfinIF (2)

(32/33, 64/65)

2 bit latch

14 bit latch

1 bit latch

LDIF

Binary 14-bit pro-

C/P setting

T1

T2

grammable ref.

counter

counter(IF-PLL)

frIF

OSCIN (19)

Fast

lock

Tuning

frRF

AND

Selector

LD

Binary 14-bit pro-

T1

T2

C/P setting

frIF

grammable ref.

(8) LD/

OR

counter

frRF

counter (RF-PLL))

fpIF

fout

2 bit latch

14 bit latch

1 bit latch

fpRF

LDRF

finRF (15)

Prescaler

fpRF

Lock Det.

(RF-PLL)

XfinRF (14)

(RF-PLL)

(64/65, 128/129)

LDS

SWRF

FCRF

Binary 7-bit

Binary 11-bit

Phase

Charge

Current

(9) DoRF

Intermittent

comp.

swallow counter

programmable

pump

PSRF (11)

mode control

(RF-PLL)

counter (RF-PLL)

(RF-PLL)FastlockTuning

(RF-PLL) Switch

(RF-PLL)

3 bit latch

7 bit latch

fpRF

11 bit latch

LE (16)

Schmitt

circuit

Latch selector

Data (17)

Schmitt

C

C

circuit

N

N

23-bit shift register

Schmitt

Clock(18)

1

2

circuit

(20)

(12)

(13)

(10)

GND

VCCRF

GNDRF

VpRF

4

Image 4

Contents Features DescriptionPackage Pad plastic BCC LCC-20P-M05BCC-20 PIN AssignmentsTOP View PIN Description Pin no DescriptionsBlock Diagram MB15F74ULParameter Symbol Rating Unit Min Parameter Symbol Value Unit Remarks Min TypAbsolute Maximum Ratings Recommended Operating ConditionsElectrical Characteristics Parameter Symbol ConditionParameter Symbol Condition Value Unit Min Typ Max PS if = PS RF = GNDFunctional Description ProgrammableProgrammable Reference Counter R10 R11 R12 R13 R14Data setting Divide ratio R14 R13 R12 R11 R10Divide ratio N11 N10 Divide ratioCurrent value Divide ratio SW = H SW = LLD/fout pin state Power Saving Mode Intermittent Mode Control Circuit Status PS pinParameter Min Typ Max Unit 100Phase Comparator Output Waveform FC bit = HighFC bit = Low LD Output LogicTest Circuit for Measuring Input Sensitivity fin/OSCIN MB15F74ULTypical Characteristics Fin input sensitivityRF-PLL input sensitivity vs. Input frequency IF-PLL input sensitivity vs. Input frequencyOscin input sensitivity Input sensitivity vs. Input frequencySensitivity InputMA mode Charge pump output current IDO mA Charge pump output voltage VDOMA mode IF-PLL Do output currentFinIF input impedance Fin input impedanceFin RF input impedance Oscin input impedance Oscin input impedanceReference Information PLL Phase NoisePLL Reference Leakage 0000000 ms Application Example Usage Precautions Ordering InformationPart number Package Remarks MB15F74ULPVAPackage Dimension Fujitsu Limited C20056S-c-2-1 Dimensions in mm inchesFujitsu Limited F0210

MB15F74UL specifications

The Fujitsu MB15F74UL stands out in the realm of advanced microcontroller units, primarily designed for versatile communication applications. This device is well-suited for industrial automation, robotics, and automotive-related tasks, making it an integral part of modern embedded systems.

One of the MB15F74UL's main features is its ultra-low power consumption, which allows it to operate efficiently without draining power resources, making it ideal for battery-powered applications. This attribute ensures that devices can run for extended periods without requiring frequent recharging, thus enhancing their overall usability in realistic scenarios.

The MB15F74UL employs a sophisticated architecture that supports 16-bit operation. This design not only increases processing speed but also allows for a greater range of data processing and storage, enabling engineers to develop more complex applications. Its high level of integration combines essential functionalities, reducing the need for additional external components and simplifying circuit design.

Additionally, the microcontroller includes a robust set of communication protocols such as UART, I2C, and SPI, which facilitate seamless connectivity with various peripherals and external devices. This versatility makes the MB15F74UL suitable for numerous applications, from sensor interfaces to data transmission, ensuring efficient operation in demanding environments.

Moreover, the device is equipped with a comprehensive set of input/output pins, enabling users to tailor configurations to meet specific project needs. This flexibility facilitates the design of customized solutions, making it an attractive choice for engineers and developers.

In terms of characteristics, the Fujitsu MB15F74UL incorporates built-in memory options, including EEPROM and RAM, further amplifying its capability for data handling and storage. The device's operating temperature range enhances its reliability in harsh industrial conditions, ensuring stable performance even in extreme environments.

Overall, the Fujitsu MB15F74UL embodies a blend of energy efficiency, communication versatility, and robust processing power, making it an excellent choice for a diverse range of embedded systems. Its advanced technology and features cater to the demands of contemporary applications, providing engineers with the tools necessary to innovate and expand their technological horizons.