CP2101-GM View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

CP2101-GM

SINGLE-CHIP USB TO UART BRIDGE

Silicon Laboratories 

CP2101

Table of Contents

1. System Overview..................................................................................................... 5

2. Absolute Maximum Ratings ................................................................................... 5

Table 2.1. Absolute Maximum Ratings ................................................................ 5

3. Global DC Electrical Characteristics ..................................................................... 6

Table 3.1. Global DC Electrical Characteristics ................................................... 6

Table 3.2. UART and Suspend I/O DC Electrical Characteristics ........................ 6

Table 3.3. Reset Electrical Characteristics .......................................................... 6

4. Pinout and Package Definitions............................................................................. 7

Table 4.1. Pin Definitions for the CP2101 ............................................................ 7

Figure 4.1. QFN-28 Pinout Diagram (Top View) .................................................. 8

Figure 4.2. QFN-28 Package Drawing ................................................................. 9

Table 4.2. QFN-28 Package Dimensions............................................................. 9

Figure 4.3. Typical QFN-28 Landing Diagram ................................................... 10

Figure 4.4. Typical QFN-28 Solder Paste Recommendation ............................. 11

5. USB Function Controller and Transceiver .......................................................... 12

Figure 5.1. Typical Connection Diagram ............................................................ 12

6. Asynchronous Serial Data Bus (UART) Interface............................................... 12

Table 6.1. Data Formats and Baud Rates.......................................................... 13

7. Internal EEPROM ................................................................................................... 13

Table 7.1. Default USB Configuration Data ....................................................... 13

8. CP2101 Device Drivers.......................................................................................... 14

8.1. Virtual COM Port Drivers .................................................................................. 14

8.2. USBXpress Drivers ........................................................................................... 14

8.3. Driver Customization ........................................................................................ 14

8.4. Driver Certification ............................................................................................ 14

9. Voltage Regulator.................................................................................................. 15

Table 9.1. Voltage Regulator Electrical Specifications ....................................... 15

Figure 9.1. Configuration 1: USB Bus-Powered ................................................. 15

Figure 9.2. Configuration 2: USB Self-Powered ................................................. 16

Figure 9.3. Configuration 3: USB Self-Powered, Regulator Bypassed .............. 16

10. Relevant Application Notes .................................................................................. 17

Document Change List ............................................................................................... 18

Contact Information .................................................................................................... 20

Rev. 1.8

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