ISL3232E/ISL4221E/ISL4223E RS-232 Interface ICs

Renesas Electronics ISL3232E/ISL4221E/ISL4223E RS-232 Interface ICs are 2.7V to 5.5V powered RS-232 transmitters/receivers that meet ElA/TIA-232 and V.28/V.24 specifications, even at VCC = 3.0V. The devices provide ±15kV ESD protection (IEC61000-4-2 Air Gap and Human Body Model) on transmitter outputs and receiver inputs (RS-232 pins).

Results: 9
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Mounting Style Package/Case Series Function Data Rate Number of Drivers Number of Receivers Duplex Supply Voltage - Max Supply Voltage - Min Operating Supply Current Minimum Operating Temperature Maximum Operating Temperature ESD Protection Packaging
Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 20LD 5X5 1,265In Stock
Cut Tape
$12.14
$9.41
$8.73
$7.97
Reel
$7.30
Min.: 1
Mult.: 1
: 250
SMD/SMT QFN-20 ISL4223E Transceiver 250 kb/s 2 Driver 2 Receiver Full Duplex 5.5 V 2.7 V 150 nA - 40 C + 85 C 15 kV Reel, Cut Tape, MouseReel

Renesas / Intersil RS-232 Interface IC 3V RS-232 1TX/1RX TRANSC 16LD 5X5 7,264In Stock
Cut Tape
$6.22
$4.68
$4.30
$3.88
Reel
$3.36
Min.: 1
Mult.: 1
: 6,000
SMD/SMT QFN-16 ISL4221E Transceiver 250 kb/s 1 Driver 1 Receiver Full Duplex 5.5 V 2.7 V 1 mA - 40 C + 85 C 15 kV Reel, Cut Tape, MouseReel
Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 20LD 5X5 392In Stock
240Expected 10/5/2027
$8.66
$6.62
$5.93
$5.52
Min.: 1
Mult.: 1
SMD/SMT QFN-20 ISL4223E Transceiver 250 kb/s 2 Driver 2 Receiver Full Duplex 5.5 V 2.7 V 150 nA - 40 C + 85 C 15 kV Tube
Renesas / Intersil RS-232 Interface IC Pb-Free 3V RS-232 2TX/2RX -40+85 TRANSCEIVER, 20LD 5X5 QFN, 536In Stock
Cut Tape
$8.89
$6.73
$6.20
$5.62
Reel
$5.06
Min.: 1
Mult.: 1
: 1,000
SMD/SMT QFN-20 ISL4223E Transceiver 250 kb/s 2 Driver 2 Receiver Full Duplex 5.5 V 2.7 V 150 nA - 40 C + 85 C 15 kV Reel, Cut Tape

Renesas / Intersil RS-232 Interface IC 3V RS-232 1TX/1RX -4 0+85 TRANS 16LD 5X5 57In Stock
4,020On Order
$6.47
$4.81
$4.23
$3.94
Min.: 1
Mult.: 1
SMD/SMT QFN-16 ISL4221E Transceiver 250 kb/s 1 Driver 1 Receiver Full Duplex 5.5 V 2.7 V 1 mA - 40 C + 85 C 15 kV Tube

Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 16LD 5X5
5,023On Order
$4.34
$3.13
$2.62
$2.49
Min.: 1
Mult.: 1
SMD/SMT QFN-16 ISL3232E Transceiver 250 kb/s 2 Driver 2 Receiver Full Duplex 5.5 V 2.7 V 1 mA - 40 C + 85 C 15 kV Tube

Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX -4 0+85 TRANS 16LD 5X5
250Expected 24/5/2027
Cut Tape
$5.21
$4.66
$3.74
$3.44
Reel
$3.29
Min.: 1
Mult.: 1
: 250
SMD/SMT QFN-16 ISL3232E Transceiver 250 kb/s 2 Driver 2 Receiver Full Duplex 5.5 V 2.7 V 1 mA - 40 C + 85 C 15 kV Reel, Cut Tape, MouseReel

Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 16LD 5X5 Non-Stocked Lead-Time 36 Weeks
Cut Tape
$3.92
$2.92
$2.67
$2.39
Reel
$2.07
Min.: 1
Mult.: 1
: 6,000
SMD/SMT QFN-16 ISL3232E Transceiver 500 kb/s 1 Driver 2 Receiver 5.5 V 2.7 V 1 mA - 40 C + 85 C ESD Protection Reel, Cut Tape, MouseReel
Renesas / Intersil RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 20LD 5X5 Non-Stocked Lead-Time 36 Weeks
Reel
$5.05
Min.: 6,000
Mult.: 6,000
: 6,000
SMD/SMT QFN-20 ISL4223E Transceiver 250 kb/s 2 Driver 2 Receiver 5.5 V 2.7 V 150 nA - 40 C + 85 C ESD Protection Reel