TDK 73M2901/5V manual PIN Plcc PIN-OUT PIN Name, PIN Tqfp PIN-OUT PIN Name

Page 15

73M2901/5V Advanced Single Chip Modem

32 PIN PLCC PIN-OUT

PIN

PIN NAME

PIN

PIN NAME

 

 

 

 

1

ASRCH

17

TXAP

 

 

 

 

2

RING

18

VREF

 

 

 

 

3

RELAY

19

VBG

 

 

 

 

4

RI

20

RXA

 

 

 

 

5

VND

21

VNA

 

 

 

 

6

VPD

22

VND

 

 

 

 

7

DCD

23

OSCOUT

 

 

 

 

8

DSR

24

OSCIN

 

 

 

 

9

CTS

25

VPD

 

 

 

 

10

RTS

26

VND

 

 

 

 

11

USR11

27

TXD

 

 

 

 

12

USR10

28

TXCLK

 

 

 

 

13

RESET

29

VPD

 

 

 

 

14

HBDEN

30

RXD

 

 

 

 

15

VPA

31

RXCLK

 

 

 

 

16

TXAN

32

DTR

 

 

 

 

44 PIN TQFP PIN-OUT

PIN

PIN NAME

PIN

PIN NAME

PIN

PIN NAME

PIN

PIN NAME

 

 

 

 

 

 

 

 

1

N/C

12

VPD

23

N/C

34

N/C

 

 

 

 

 

 

 

 

2

VPD

13

N/C

24

VND

35

RXD

 

 

 

 

 

 

 

 

3

DCD

14

N/C

25

OSCOUT

36

RXCLK

 

 

 

 

 

 

 

 

4

DSR

15

HBDEN

26

OSCIN

37

DTR

 

 

 

 

 

 

 

 

5

CTS

16

VPA

27

VPD

38

ASRCH

 

 

 

 

 

 

 

 

6

RTS

17

TXAN

28

VND

39

RING

 

 

 

 

 

 

 

 

7

USR11

18

TXAP

29

N/C

40

RELAY

 

 

 

 

 

 

 

 

8

USR10

19

VREF

30

TXD

41

N/C

 

 

 

 

 

 

 

 

9

RESET

20

VBG

31

TXCLK

42

N/C

 

 

 

 

 

 

 

 

10

N/C

21

RXA

32

N/C

43

RI

 

 

 

 

 

 

 

 

11

VND

22

VNA

33

VPD

44

VND

 

 

 

 

 

 

 

 

15

Image 15
Contents Description FeaturesBlock Diagram TDK Semiconductor CorpHardware Description PIN Descriptions Digital Interface PIN Description PIN Name Oscillator PIN Description PIN NameRecommended Operating Conditions Parameter Rating Electrical SpecificationsAbsolute Maximum Ratings Parameter RatingMaximum Transmit Levels Electrical SpecificationsReceiver Parameter Conditions MIN NOM MAX Unit Parameter Test Condition MIN NOM MAX Units 5V Operations DC Characteristics Parameter Condition MIN NOM MAX UnitFirmware DESCRIPTION2 Firmware Requirements Firmware FeaturesDesign Considerations Modem Performance CharacteristicsRecommended Schematics Arrangement Typical USA Application Schematics BER VS SNR 22bis 3002A Line, 5.0V, 25CPIN Tqfp PIN-OUT PIN Name PIN Plcc PIN-OUT PIN NameMechanical Drawings Mechanical Drawings Pin Tqfp Jedec Lqfp Ordering Information Package PIN DesignationsPart Description Order Number Packaging Mark 73M2901/5V

73M2901/5V specifications

The TDK 73M2901/5V is a compact and versatile power management IC designed for a wide array of applications, particularly in portable electronic devices. This chip is part of TDK's extensive lineup of power management solutions, showcasing advanced technologies and features that cater to the evolving needs of modern electronics.

One of the standout characteristics of the TDK 73M2901/5V is its ability to support a broad input voltage range. This flexibility allows the device to operate efficiently with various power supply configurations, making it suitable for battery-operated devices, USB-powered systems, and more. Its robust design ensures that it can maintain stable performance even under fluctuating voltage conditions, a critical attribute for portable applications.

The 73M2901/5V integrates several key power management features, including voltage regulation, power distribution, and battery management functionalities. The integrated voltage regulator provides precise output voltage control, helping to preserve battery life by managing power consumption effectively. This feature is particularly essential for devices that rely on rechargeable batteries, as it enhances overall efficiency and prolongs usage times between charges.

In addition to voltage regulation, the TDK 73M2901/5V boasts advanced power distribution capabilities. The chip can intelligently manage power routing among multiple components within a device, ensuring optimal performance without unnecessary power loss. This is crucial for devices that incorporate various subsystems, needing coordinated power management to function seamlessly.

Furthermore, the 73M2901/5V includes built-in battery management capabilities that facilitate safe charging and discharging processes. This feature not only guards against overcharging and overheating but also extends the lifespan of lithium-ion and lithium-polymer batteries commonly found in consumer devices.

From a technological standpoint, the TDK 73M2901/5V utilizes cutting-edge semiconductor processes that enhance its efficiency and thermal performance. This results in reduced heat generation, allowing for compact designs without the risk of overheating. The chip is also designed for low quiescent current, which minimizes power draw during standby or idle states, further enhancing energy efficiency.

Overall, the TDK 73M2901/5V is a highly capable power management IC that combines robustness, efficiency, and advanced features. Its adaptability to various power configurations, integrated management capabilities, and modern semiconductor technologies make it an ideal choice for developers seeking reliable solutions for their portable electronic designs. As technology continues to advance, solutions like the TDK 73M2901/5V will play an increasingly vital role in powering the next generation of electronic devices.