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UT3222L-P20-R Datasheet(PDF) 2 Page - Unisonic Technologies

Part # UT3222L-P20-R
Description  LOW POWER MULTI CHANNEL
Download  7 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UT3222L-P20-R Datasheet(HTML) 2 Page - Unisonic Technologies

  UT3222L-P20-R Datasheet HTML 1Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 2Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 3Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 4Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 5Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 6Page - Unisonic Technologies UT3222L-P20-R Datasheet HTML 7Page - Unisonic Technologies  
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UT3222
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
2 of 7
www.unisonic.com.tw
QW-R502-986.b
■
MARKING INFORMATION
PACKAGE
MARKING
TSSOP-20
PIN CONFIGURATION
UTC
UT3222
9
8
7
6
5
4
3
2
1
18
17
16
14
15
13
12
11
10
19
20
EN
C1+
V+
C1-
C2+
C2-
V-
DOUT2
RIN2
ROUT2
NC
VCC
DOUT1
ROUT1
NC
DIN1
DIN2
RIN1
GND
PWRDOWN
PIN DESCRIPTION
PIN NO.
PIN NAME
DESCRIPTION
1
EN
Receiver Enable. Active low.
2
C1+
Positive Terminal of Voltage-Doubler Charge-Pump Capacitor
3
V+
+5.5V Generated by the Charge Pump
4
C1-
Negative Terminal of Voltage-Doubler Charge-Pump Capacitor
5
C2+
Positive Terminal of Inverting Charge-Pump Capacitor
6
C2-
Negative Terminal of Inverting Charge-Pump Capacitor
7
V-
-5.5V Generated by the Charge Pump
8
DOUT2
RS-232 Driver Outputs
9
RIN2
RS-232 Receiver Inputs
10
ROUT2
TTL/CMOS Receiver Outputs
11, 14
NC
12
DIN2
TTL/CMOS Driver Inputs
13
DIN1
TTL/CMOS Driver Inputs
15
ROUT1
TTL/CMOS Receiver Outputs
16
RIN1
RS-232 Receiver Inputs
17
DOUT1
RS-232 Driver Outputs
18
GND
Ground
19
VCC
+3.0V to +5.5V Supply Voltage
20
PWRDOWN
Shutdown Control. Active low.


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