ISL4221EIR Intersil, ISL4221EIR Datasheet - Page 4
![IC TXRX RS232 2.7-5.5V ESD 16QFN](/photos/6/88/68830/20-16-qfn_sml.jpg)
ISL4221EIR
Manufacturer Part Number
ISL4221EIR
Description
IC TXRX RS232 2.7-5.5V ESD 16QFN
Manufacturer
Intersil
Type
Transceiverr
Datasheet
1.ISL3232EIRZ.pdf
(14 pages)
Specifications of ISL4221EIR
Number Of Drivers/receivers
2/2
Protocol
RS232
Voltage - Supply
2.7 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ISL4221EIR
Manufacturer:
Intersil
Quantity:
110
Company:
Part Number:
ISL4221EIRZ
Manufacturer:
Intersil
Quantity:
915
Company:
Part Number:
ISL4221EIRZ
Manufacturer:
Intersil
Quantity:
291
Typical Operating Circuits
LOGIC LEVELS
TTL/CMOS
4
TTL/CMOS
LEVELS
LOGIC
+3.3V
+3.3V
0.1µF
0.1µF
R1
R2
ISL3232E, ISL4221E, ISL4223E
0.1µF
0.1µF
R1
C
C
T1
T2
OUT
OUT
1
2
C
C
T1
OUT
IN
IN
1
2
IN
+
+
+
0.1µF
+
+
+
20
11
10
13
19
12
16
15
10
0.1µF
2
3
4
8
2
3
4
9
7
FORCEON
C1+
C1-
C2+
C2-
EN
FORCEON
C1+
C1-
C2+
C2-
EN
ISL4221E
ISL4223E
GND
GND
V
V
R
R
R
CC
CC
1
2
1
T
T
T
13
17
FORCEOFF
FORCEOFF
16
1
12
1
2
INVALID
INVALID
5kΩ
5kΩ
5kΩ
V+
V+
V-
V-
1
5
11
6
14
8
1
5
15
6
14
7
18
9
+ C
T1
R1
TO POWER
CONTROL LOGIC
+ 0.1µF
+
TO POWER
CONTROL LOGIC
+
0.1µF
C
V
OUT
C
0.1µF
C
0.1µF
IN
T1
T2
R1
R2
V
3
4
CC
3
4
CC
OUT
OUT
IN
IN
RS-232
LEVELS
RS-232
LEVELS
May 13, 2010
FN6045.6