CH1794A ET-P Overview
It has a 22-pin connector.It is equipped with 22 Pin Count.A Through Hole-shaped mount is used.The Operating Temperature should be lower than 85 °C.When it is operated, it should result in a warmer temperature than -40 °C.The Operating Temperature should not exceed 85C.The Operating Temperature should be -40C at least.
CH1794A ET-P Features
22 pins
22 pin count

CH1794A ET-P Applications
There are a lot of Cermetek MicroElectronics, Inc
CH1794A ET-P Modems ICs & Modules applications.

Televisions
Cell phones
Wireless modems
Remote controls
Wireless network systems
Satellite communications networks
Ethernet circuitry
Wired telephone
Cordless telephone
Desktop PC

Mount	Through Hole
Number of Pins	22
ECCN (US)	EAR99
HTS	8542.39.00.01
Main Category	Single Chip
Maximum Data Rate Range	56Kbps to 256Kbps
Maximum Data Rate	57.6Kbps
Transmission Media Type	Cable
Minimum Operating Supply Voltage (V)	4.5|3
Typical Operating Supply Voltage (V)	3.3|5
Maximum Operating Supply Voltage (V)	3.6|5.5
Typical Supply Current (mA)	52|62
Minimum Operating Temperature (°C)	-40
Maximum Operating Temperature (°C)	85
Mounting	Through Hole
Package Height	13.21
Package Length	32.26
Package Width	25.65
PCB changed	22
Operating Temperature Classification	Industrial
Operating Temp Range	-40C to 85C
Operating Supply Voltage (Max)	3.6/5.5(V)
Operating Supply Voltage (Typ)	3.3/5(V)
Rad Hardened	No
Operating Supply Voltage (Min)	3/4.5(V)
Schedule B	8542390000/8542390000/8542390000/8542390000/8542390000
RoHS	Compliant
Manufacturer	Cermetek Microelectronics
Part Status	Active
Max Operating Temperature	85 °C
Min Operating Temperature	-40 °C
Reach Compliance Code	unknown
Pin Count	22
Operating Temperature (Max)	85C
Operating Temperature (Min)	-40C
Max Supply Voltage	5.5 V
Min Supply Voltage	3 V
Data Rate	57.6KBPS(Mbps)
Power Supply Type	Analog
Supply Current	52/62(mA)
RoHS Status	RoHS non-compliant
Radiation Hardening	No