CP2102GM Silicon Laboratories Inc, CP2102GM Datasheet
CP2102GM
Manufacturer Part Number
CP2102GM
Description
QFN28
Manufacturer
Silicon Laboratories Inc
Datasheet
1.CP2102GM.pdf
(18 pages)
Specifications of CP2102GM
Date_code
11+
S
Single-Chip USB to UART Data Transfer
USB Function Controller
Asynchronous Serial Data BUS (UART)
Rev. 1.1 9/05
CONNECTOR
I N G L E
USB
required
ID, serial number, power descriptor, release number,
and product description strings
- Data bits: 5, 6, 7, and 8
- Stop bits: 1, 1.5, and 2
- Parity: odd, even, mark, space, no parity
Integrated USB transceiver; no external resistors
Integrated clock; no external crystal required
Integrated 1024-Byte EEPROM for vendor ID, product
On-chip power-on reset circuit
On-chip voltage regulator: 3.3 V output
100% pin and software compatible with CP2101
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 1 Mbits
576 Byte receive buffer; 640 byte transmit buffer
Hardware or X-On/X-Off handshaking supported
Event character support
Line break transmission
VBUS
GND
D+
D-
1
4
- C
D1 D2 D3
H I P
7
6
8
5
4
REGIN
VBUS
GND
VDD
D+
D-
USB
Transceiver
IN
USB
Regulator
Copyright © 2005 by Silicon Laboratories
Voltage
Figure 1. Example System Diagram
OUT
T O
EEPROM
1024B
Oscillator
48 MHz
UART B
3.3 V
USB Function
Controller
Buffer
640B
CP2102
TX
Buffer
576B
Virtual COM Port Device Drivers
USBXpress™ Direct Driver Support
Example Applications
Supply Voltage
Package
Ordering Part Number
Temperature Range: –40 to +85 °C
RX
Works with existing COM Port PC applications
Royalty-free distribution license
Windows 98 SE/2000/XP
MAC OS-9
MAC OS-X
Linux 2.40
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
Lead free 28-pin QFN (5 x 5 mm)
CP2102-GM
R I D G E
UART
SUSPEND
SUSPEND
RST
DCD
DSR
RXD
C P 2 1 0 2
DTR
TXD
RTS
CTS
RI
9
12
11
2
1
28
27
26
25
24
23
VDD
External RS-232
(to external circuitry
for USB suspend
states)
UART circuitry
transceiver or
CP2102
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