CP2101-GM Silicon Laboratories Inc, CP2101-GM Datasheet

IC CTRLR BRIDGE USB-UART 28MLP

CP2101-GM

Manufacturer Part Number
CP2101-GM
Description
IC CTRLR BRIDGE USB-UART 28MLP
Manufacturer
Silicon Laboratories Inc
Datasheets

Specifications of CP2101-GM

Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Applications
USB
Interface
USB
Voltage - Supply
3 V ~ 3.6 V
Mounting Type
Surface Mount
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Operating Supply Voltage
3.6 V
Supply Current (max)
25 mA
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Operating Temperature (max)
85C
Package Type
QFN
Rad Hardened
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
336-1162

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CP2101-GM
Manufacturer:
SiliconL
Quantity:
4 094
Part Number:
CP2101-GM
Manufacturer:
SILICON
Quantity:
6 832
Part Number:
CP2101-GMR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Rev. 1.8 5/07
Single-Chip USB to UART Data Transfer
-
-
-
-
-
USB Function Controller
-
-
Asynchronous Serial Data BUS (UART)
-
-
-
-
-
-
CONNECTOR
Integrated USB Transceiver; No External Resistors
Required
Integrated Clock; No External Crystal Required
Integrated 512-Byte EEPROM for Vendor ID,
Product ID, Serial Number, Power Descriptor,
Release Number and Product Description Strings
On-Chip Power-On Reset Circuit
On-Chip Voltage Regulator: 3.3 V Output
USB Specification 2.0 Compliant; Full Speed
(12 Mbps)
USB suspend states supported via SUSPEND pins
All Handshaking and Modem Interface Signals
Data Formats Supported:
Baud Rates: 300 bps to 921.6 kbps
512 Byte Receive Buffer; 512 Byte Transmit Buffer
Hardware or X-On / X-Off Handshaking Supported
Event Character Support
USB
VBUS
GND
Data Bits: 8
Stop Bits: 1
Parity: Odd, Even, No Parity
D+
D–
1
4
D1 D2 D3
7
6
8
5
4
REGIN
VBUS
VDD
GND
D–
D+
Transceiver
IN
Copyright © 2007 by Silicon Laboratories
USB
Regulator
Voltage
OUT
Example System Diagram
EEPROM
512B
Oscillator
48 MHz
3.3 V
USB Function
Controller
Buffer
512B
CP2101
TX
Buffer
512B
RX
Virtual COM Port Device Drivers
-
-
-
-
-
USBXpress™ Direct Driver Support
-
-
-
Example Applications
-
-
-
-
Supply Voltage
-
-
Package
-
Ordering Part Number
-
Temperature Range: -40 to +85 °C
Note: The CP2101 is a mature product and is not rec-
ommended for new designs. The CP2102 is a pin and
software compatible alternative for the CP2101. The
CP2102 is recommended for all new designs.
Works with Existing COM Port PC Applications
Royalty-Free Distribution License
Windows Vista/XP/Server 2003/2000/98SE
Mac OS-X/OS-9
Linux 2.40
Royalty-Free Distribution License
Windows Vista/XP/Server 2003/2000
Windows CE 6.0, 5.0, and 4.2
Upgrade of RS-232 Legacy Devices to USB
Cellular Phone USB Interface Cable
PDA USB Interface Cable
USB to RS-232 Serial Adapter
Self-powered: 3.0 to 3.6 V
USB Bus Powered: 4.0 to 5.25 V
Pb-free 28-pin QFN (5 x 5 mm)
CP2101-GM
Single-Chip USB to UART Bridge
UART
SUSPEND
SUSPEND
DCD
RST
DTR
DSR
TXD
RXD
RTS
CTS
RI
9
12
11
2
1
28
27
26
25
24
23
VDD
CP2101
External RS-232
(to external circuitry
for USB suspend
states)
UART circuitry
transceiver or
CP2101

Related parts for CP2101-GM

CP2101-GM Summary of contents

Page 1

... Package - Pb-free 28-pin QFN ( mm) Ordering Part Number - CP2101-GM Temperature Range: -40 to +85 °C Note: The CP2101 is a mature product and is not rec- ommended for new designs. The CP2102 is a pin and software compatible alternative for the CP2101. The CP2102 is recommended for all new designs. ...

Page 2

... CP2101 2 Rev. 1.8 ...

Page 3

... 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 ...

Page 4

... CP2101 N OTES : 4 Rev. 1.8 ...

Page 5

... USB is to replace the RS-232 level-translator with the CP2101. Direct access driver support is available through the Silicon Laboratories USBXpress driver set. The CP2101 is a mature product and is not recommended for new designs. The CP2102 is a pin and soft- ware compatible alternative for the CP2101. The CP2102 is recommended for all new designs. Contact Silicon Laboratories customer support at 2 ...

Page 6

... CP2101 3. Global DC Electrical Characteristics Table 3.1. Global DC Electrical Characteristics V = 3.0 to 3.6 V, –40 to +85 °C unless otherwise specified. DD Parameter Supply Voltage 1 Supply Current 1 Supply Current 2 Supply Current - USB Pull-up Specified Operating Temperature Range Notes: 1. USB Pull-up Current should be added for total supply current. ...

Page 7

... This pin is driven high when the CP2101 enters the USB suspend state. SUSPEND 11* D Out This pin is driven low when the CP2101 enters the USB suspend state. NC 10, 13–22 These pins should be left unconnected or tied to V *Note: Pins can be left unconnected when not used. ...

Page 8

... CP2101 GND DCD GND REGIN 7 Figure 4.1. QFN-28 Pinout Diagram (Top View) 8 CP2101 Top View GND Rev. 1 ...

Page 9

... Recommended card reflow profile is per the JEDEC/IPC J-STD-020C specification for Small Body Components. Max Dimension Min 1.00 E2 2.90 0.11 L 0.45 aaa 0.30 bbb ddd 3.35 eee Z Y Rev. 1.8 CP2101 Nom Max 3.15 3.35 0.55 0.65 0.15 0.10 0.05 0.08 0.435 0.18 9 ...

Page 10

... CP2101 Figure 4.3. Typical QFN-28 Landing Diagram 10 Rev. 1.8 ...

Page 11

... Figure 4.4. Typical QFN-28 Solder Paste Recommendation Rev. 1.8 CP2101 11 ...

Page 12

... Figure 5.1. Typical Connection Diagram 6. Asynchronous Serial Data Bus (UART) Interface The CP2101 UART interface consists of the TX (transmit) and RX (receive) data signals as well as the RTS, CTS, DSR, DTR, DCD and RI control signals. The UART supports RTS/CTS, DSR/DTR and X-On/X- Off handshaking. ...

Page 13

... A vendor ID can be obtained from www.usb.org or Silicon Laboratories can provide a free PID for the OEM product that can be used with the Silicon Laboratories VID also recommended to customize the serial number if the OEM application is one in which it is possible for multiple CP2101-based devices to be connected to the same PC. ...

Page 14

... CP2101 8. CP2101 Device Drivers There are two sets of device drivers available for the CP2101 devices: the Virtual COM Port (VCP) drivers and the USBXpress Direct Access drivers. Only one set of drivers is necessary to interface with the device. The latest drivers are available at http://www.silabs.com/products/microcontroller/downloads.asp. ...

Page 15

... Voltage Regulator The CP2101 includes an on-chip 5-to-3 V voltage regulator. This allows the CP2101 to be configured as either a USB bus-powered device or a USB self-powered device. These configurations are shown in Figure 9.1 and Figure 9.2. When enabled, the 3 V voltage regulator output appears on the V be used to power external 3V devices ...

Page 16

... Figure 9.2. Configuration 2: USB Self-Powered VBUS From VBUS REGIN From 3 V Power Net Figure 9.3. Configuration 3: USB Self-Powered, Regulator Bypassed 16 CP2101 VBUS Sense Voltage Regulator (REG0 Out V DD CP2101 VBUS Sense Voltage Regulator (REG0 Out V DD Rev. 1.8 Device Power Net Device Power Net ...

Page 17

... Relevant Application Notes The following Application Notes are applicable to the CP2101. The latest versions of these application notes and their accompanying software are available at: http://www.silabs.com/products/microcontroller/applications.asp. AN144: CP210x Device Customization Guide. This application note describes how to use the AN144 software to configure the USB parameters on the CP2101 devices. ...

Page 18

... Revision 1.7 to Revision 1.71 Removed “Windows CE” bullet from page 1. Revision 1.71 to Revision 1.8 Added note on pages 1 and 4 regarding CP2101 not recommend for new designs. Added additional supported operating systems on page 1. Changed VDD conditions of Tables 3.1 and 3.2 from a minimum of 2.7 to 3.0 V. ...

Page 19

... N : OTES Rev. 1.8 CP2101 19 ...

Page 20

... CP2101 C I ONTACT NFORMATION Silicon Laboratories Inc. 400 West Cesar Chavez Austin, TX 78701 Tel: 1+(512) 416-8500 Fax: 1+(512) 416-9669 Toll Free: 1+(877) 444-3032 Email: MCUtools@silabs.com Internet: www.silabs.com The information in this document is believed to be accurate in all respects at the time of publication but is subject to change without notice ...

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