CP2101 Silicon Laboratories Inc, CP2101 Datasheet - Page 3

• Manufacturer Part Number: CP2101
• Description: IC USB-TO-UART BRIDGE 28MLP
• Manufacturer: Silicon Laboratories Inc

Specifications of CP2101

• Applications: USB
• Interface: USB
• Voltage - Supply: 3 V ~ 3.6 V
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table of Contents
1. System Overview..................................................................................................... 4
2. Absolute Maximum Ratings ................................................................................... 4
3. Global DC Electrical Characteristics .................................................................... 5
4. Pinout and Package Definitions............................................................................. 6
5. USB Function Controller and Transceiver .......................................................... 11
6. Asynchronous Serial Data Bus (UART) Interface............................................... 12
7. Internal EEPROM ................................................................................................... 12
8. Virtual Com Port Device Drivers .......................................................................... 13
9. Voltage Regulator.................................................................................................. 14
Table 2.1. Absolute Maximum Ratings...................................................................... 4
Table 3.1. Global DC Electrical Characteristics ........................................................ 5
Table 3.2. UART and Suspend I/O DC Electrical Characteristics ............................. 5
Table 4.1. Pin Definitions for the CP2101 ................................................................. 6
Table 4.2. MLP-28 Package Dimensions .................................................................. 8
Table 6.1. Data Formats and Baud Rates............................................................... 12
Table 7.1. Default USB Configuration Data............................................................. 12
Table 9.1. Voltage Regulator Electrical Specifications............................................ 14
Figure 4.1. MLP-28 Pinout Diagram (Top View) ....................................................... 7
Figure 4.2. MLP-28 Package Drawing ...................................................................... 8
Figure 4.3. Typical MLP-28 Landing Diagram .......................................................... 9
Figure 4.4. Typical MLP-28 Solder Mask ................................................................ 10
Figure 5.1. Typical Connection Diagram ................................................................. 11
Figure 9.1. Configuration 1: USB Bus-Powered ..................................................... 14
Figure 9.2. Configuration 2: USB Self-Powered ..................................................... 15
Figure 9.3. Configuration 3: USB Self-Powered, Regulator Bypassed ................... 15
Rev. 1.6
CP2101
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