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 (DKK) 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
57,29 kr.
44,39 kr.
41,18 kr.
37,60 kr.
Reel
34,47 kr.
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 600In Stock
6.000Expected 16/10/2026
Cut Tape
30,14 kr.
23,95 kr.
20,44 kr.
18,72 kr.
Reel
15,37 kr.
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 762In Stock
240Expected 10/05/2027
40,88 kr.
31,26 kr.
27,98 kr.
26,04 kr.
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
41,93 kr.
31,78 kr.
29,24 kr.
26,48 kr.
Reel
23,87 kr.
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
30,51 kr.
22,68 kr.
19,92 kr.
18,58 kr.
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
1.963On Order
20,44 kr.
14,77 kr.
12,38 kr.
11,71 kr.
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 24/05/2027
Cut Tape
24,54 kr.
22,01 kr.
17,68 kr.
16,26 kr.
Reel
15,52 kr.
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
18,50 kr.
13,80 kr.
12,61 kr.
11,26 kr.
Reel
9,77 kr.
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
23,80 kr.
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