CP2101 Datasheet, PDF (6/14 Pages) List of Unclassifed Manufacturers – Single-Chip USB to UART Bridge

CP2101
Preliminary
3. GLOBAL DC ELECTRICAL CHARACTERISTICS
Table 3.1. Global DC Electrical Characteristics
-40°C to +85°C unless otherwise specified
PARAMETER
CONDITIONS
Digital Supply Voltage
Digital Supply Current with USB active VDD=3.3V
Specified Operating Temperature Range
MIN
3.0
-40
TYP
3.3
TBD
MAX
3.6
+85
UNITS
V
mA
°C
4. PINOUT AND PACKAGE DEFINITIONS
Table 4.1. Pin Definitions for the CP2101
Name
VDD
GND
/RST
REGIN
VBUS
D+
D-
TXD
RXD
CTS
RTS
DSR
DTR
DCD
RI
Pin Number Type Description
Power In 3.0-3.6 V Power Supply Voltage Input.
6
Power Out 3.3 V Voltage Regulator Output. See Section 9.
3
Ground
Device Reset. Open-drain output of internal POR or VDD monitor. An
9
D I/O external source can initiate a system reset by driving this pin low for at
least 15 µs.
7
Power In 5 V Regulator Input. This pin is the input to the on-chip voltage regulator.
8
D In
VBUS Sense Input. This pin should be connected to the VBUS signal of a
USB network. A 5 V signal on this pin indicates a USB network connection.
4
D I/O USB D+
5
D I/O USB D-
26
D Out Asynchronous data output (UART Transmit)
25
D In Asynchronous data input (UART Receive)
23
D In Clear To Send control input (active low)
24
D Out Ready to Send control output (active low)
27
D in Data Set Ready control output (active low)
28
D Out Data Terminal Ready control output (active low)
1
D In Data Carrier Detect control input (active low)
2
D In Ring Indicator control input (active low)
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DS014-1.0 AUG03 © 2003 Cygnal Integrated Products, Inc.