ICL3232E INTERSIL [Intersil Corporation], ICL3232E Datasheet

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ICL3232E

Manufacturer Part Number
ICL3232E
Description
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet

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±15kV ESD Protected, +3V to +5.5V, 1µA, 250kbps,
RS-232 Transmitters/Receivers
ICL3221E, ICL3222E, ICL3223E,
ICL3232E, ICL3241E, ICL3243E
The Intersil ICL32xxE devices are 3.0V to 5.5V powered
RS-232 transmitters/receivers which meet ElA/TIA-232
and V.28/V.24 specifications, even at V
Additionally, they provide
(IEC61000-4-2 Air Gap and Human Body Model) on
transmitter outputs and receiver inputs (RS-232 pins).
Targeted applications are PDAs, Palmtops, and notebook
and laptop computers where the low operational, and
even lower standby, power consumption is critical.
Efficient on-chip charge pumps, coupled with manual and
automatic power-down functions (except for the
ICL3232E), reduce the standby supply current to a 1µA
trickle. Small footprint packaging, and the use of small,
low value capacitors ensure board space savings as well.
Data rates greater than 250kbps are guaranteed at worst
case load conditions. This family is fully compatible with
3.3V-only systems, mixed 3.3V and 5.0V systems, and
5.0V-only systems.
The ICL324XE are 3-driver, 5-receiver devices that
provide a complete serial port suitable for laptop or
notebook computers. Both devices also include
noninverting always-active receivers for “wake-up”
capability.
The ICL3221E, ICL3223E and ICL3243E, feature an
automatic power-down function which powers down
the on-chip power-supply and driver circuits. This occurs
when an attached peripheral device is shut off or the
RS-232 cable is removed, conserving system power
automatically without changes to the hardware or
operating system. These devices power up again when a
valid RS-232 voltage is applied to any receiver input.
Table 1 summarizes the features of the devices
represented by this data sheet, while Application Note
AN9863
comprising the ICL32xxE 3V family.
February 22, 2010
FN4910.21
summarizes the features of each device
±
1
15kV ESD protection
1-888-INTERSIL or 1-888-468-3774
CC
= 3.0V.
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
Copyright Intersil Americas Inc. 2000-2005, 2007-2008, 2010. All Rights Reserved
Features
• ESD Protection for RS-232 I/O Pins to
• Drop in Replacements for MAX3221E, MAX3222E,
• ICL3221E is a Low Power, Pin Compatible Upgrade
• ICL3222E is a Low Power, Pin Compatible Upgrade
• ICL3232E is a Low Power Upgrade for HIN232E,
• RS-232 Compatible with V
• Meets EIA/TIA-232 and V.28/V.24 Specifications at 3V
• Latch-Up Free
• On-Chip Voltage Converters Require Only Four
• Manual and Automatic Power-Down Features
• Guaranteed Mouse Driveability (ICL324xE Only)
• Receiver Hysteresis For Improved Noise Immunity
• Guaranteed Minimum Data Rate. . . . . . . . 250kbps
• Wide Power Supply Range . . . . Single +3V to +5.5V
• Low Supply Current in Power-Down State . . . . . 1µA
• Pb-Free Available (RoHS Compliant)
Applications
• Any System Requiring RS-232 Communication Ports
Related Literature
• Technical Brief
(IEC61000)
MAX3223E, MAX3232E, MAX3241E, MAX3243E,
SP3243E
for 5V MAX221E
for 5V MAX242E, and SP312E
ICL232 and Pin Compatible Competitor Devices
External 0.1µF Capacitors
- Battery Powered, Hand-Held, and Portable
- Laptop Computers, Notebooks, Palmtops
- Modems, Printers and other Peripherals
- Digital Cameras
- Cellular/Mobile Phones
Processing Moisture Sensitive Surface Mount Devices
(SMDs)”
All other trademarks mentioned are the property of their respective owners.
Equipment
|
Intersil (and design) is a registered trademark of Intersil Americas Inc.
TB363
“Guidelines for Handling and
CC
= 2.7V
±
15kV

Related parts for ICL3232E

ICL3232E Summary of contents

Page 1

... ICL3221E is a Low Power, Pin Compatible Upgrade for 5V MAX221E • ICL3222E is a Low Power, Pin Compatible Upgrade for 5V MAX242E, and SP312E • ICL3232E is a Low Power Upgrade for HIN232E, ICL232 and Pin Compatible Competitor Devices • RS-232 Compatible with V • Meets EIA/TIA-232 and V.28/V.24 Specifications at 3V • ...

Page 2

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E NUMBER OF MONITOR PART NUMBER NUMBER RECEIVERS NUMBER ICL3221E 1 1 ICL3222E 2 2 ICL3223E 2 2 ICL3232E 2 2 ICL3241E 3 5 ICL3243E 3 5 Typical Operating Circuits TTL/CMOS LOGIC LEVELS NOTE: THE NEGATIVE TERMINAL TABLE 1. SUMMARY OF FEATURES ...

Page 3

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Typical Operating Circuits TTL/CMOS LOGIC LEVELS NOTE: THE NEGATIVE TERMINAL OF C TTL/CMOS LOGIC LEVELS 3 (Continued) ICL3222E +3.3V + 0.1µ C1 0.1µ C2+ + 0.1µ C2 OUT 5kΩ ...

Page 4

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Typical Operating Circuits TTL/CMOS LOGIC LEVELS 4 (Continued) ICL3232E +3.3V + 0.1µ C1 0.1µ C2+ + 0.1µ C2 OUT R 5kΩ OUT R 2 5kΩ GND 15 C (OPTIONAL CONNECTION, NOTE) ...

Page 5

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Typical Operating Circuits ICL3241E +3.3V + 0.1µ C1 0.1µ C2+ + 0.1µ OUTB 20 R2 OUTB 19 R1 TTL/CMOS OUT LOGIC R 1 LEVELS 18 R2 OUT OUT ...

Page 6

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Pin Configurations ICL3221E (16 LD SSOP, TSSOP) TOP VIEW C1- 4 C2 R1IN 8 ICL3222E (20 LD SSOP, TSSOP) TOP VIEW C1- 4 C2 T2OUT 8 R2IN 9 R2OUT 10 ICL3232E (16 LD SOIC, SSOP, TSSOP-16) ...

Page 7

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Pin Configurations ICL3241E (28 LD SOIC, SSOP, TSSOP) TOP VIEW C2 R1IN 4 R2IN 5 R3IN 6 R4IN 7 R5IN 8 T1OUT 9 T2OUT 10 T3OUT 11 T3IN 12 T2IN 13 T1IN 14 Pin Descriptions PIN VCC System power supply input (3.0V to 5.5V). V+ Internally generated positive transmitter supply (+5.5V). ...

Page 8

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Ordering Information PART NUMBER (Note 3) ICL3221ECA ICL 3221ECA ICL3221ECA-T (Note 1) ICL 3221ECA ICL3221ECAZ (Note 2) ICL32 21ECAZ ICL3221ECAZ-T (Notes 1, 2) ICL32 21ECAZ ICL3221ECAZA (Note 2) ICL32 21ECAZ ICL3221ECAZA-T (Notes 1, 2) ICL32 21ECAZ ICL3221ECV 3221 ECV ICL3221ECVZ (Note 2) ...

Page 9

... ICL3232ECBNZ (Note 2) 3232ECBNZ ICL3232ECBNZ-T (Notes 1, 2) 3232ECBNZ ICL3232ECV-16T (Note 1) 3232E CV-16 ICL3232ECV-16Z (Note 2) 3232E CV-16Z ICL3232ECV-16Z-T (Notes 1, 2) 3232E CV-16Z ICL3232ECV-20Z (Note 2) ICL3232 ECV-20Z ICL3232ECV-20Z-T (Notes 1, 2) ICL3232 ECV-20Z ICL3232EFV-16Z (Note 2) 3232E FV-16Z ICL3232EFV-16Z-T (Notes 1, 2) 3232E FV-16Z ICL3232EIA-T (Note 1) ICL3232 EIA ...

Page 10

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Ordering Information PART NUMBER (Note 3) ICL3241ECA-T (Note 1) ICL 3241ECA ICL3241ECAZ (Note 2) ICL3241 ECAZ ICL3241ECAZ-T (Notes 1, 2) ICL3241 ECAZ ICL3241ECBZ (Note 2) ICL3241ECBZ ICL3241ECBZ-T (Notes 1, 2) ICL3241ECBZ ICL3241ECVZ (Note 2) ICL3241 ECVZ ICL3241EIA-T (Note 1) ICL 3241EIA ICL3241EIAZ (Note 2) ...

Page 11

... Detailed Description .......................................................................................................................... 14 Charge-Pump ................................................................................................................................. 14 Transmitters................................................................................................................................... 14 Receivers ....................................................................................................................................... 14 Low Power Operation ........................................................................................................................ 15 Pin Compatible Replacements for 5V Devices ...................................................................................... 15 Power-Down Functionality (Except ICL3232E) .................................................................................. 15 Software Controlled (Manual) Power-Down ......................................................................................... 15 Automatic Power-Down (ICL3221E, ICL3223E, ICL3243E Only) ............................................................. 17 Receiver ENABLE Control (ICL3221E, ICL3222E, ICL3223E, ICL3241E Only)............................................ 18 Capacitor Selection............................................................................................................................ 18 Power Supply Decoupling .................................................................................................................. 18 Operation Down to 2.7V .................................................................................................................... 18 Transmitter Outputs when Exiting Power-Down ...

Page 12

... DC CHARACTERISTICS Supply Current, Automatic All R Open, FORCEON = GND, FORCEOFF = V IN Power-Down (ICL3221E, ICL3223E, ICL3243E Only) Supply Current, FORCEOFF = SHDN = GND (Except ICL3232E) Power-Down Supply Current, All Outputs Unloaded, Automatic Power-Down FORCEON = FORCEOFF Disabled = SHDN = V LOGIC AND TRANSMITTER INPUTS AND RECEIVER OUTPUTS ...

Page 13

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Electrical Specifications Test Conditions: V Typicals are at T range. (Continued) PARAMETER AUTOMATIC POWER-DOWN (ICL3221E, ICL3223E, ICL3243E Only, FORCEON = GND, FORCEOFF = V Receiver Input Thresholds ICL32xxE Powers Up (see Figure 6) to Enable Transmitters Receiver Input Thresholds ICL32xxE Powers Down (see Figure 6) ...

Page 14

... Transmitter inputs float if left unconnected, and may cause I the best performance. Receivers All the ICL32xxE devices contain standard inverting receivers that three-state (except for the ICL3232E) via the EN or FORCEOFF control lines. Additionally, the two ICL324XE products include noninverting = 3.3V. CC (monitor) receivers (denoted by the ROUTB label) that are always active, regardless of the state of any control lines ...

Page 15

... RS-232 devices, allowing users to reduce system power simply by switching to this new family. Pin Compatible Replacements for 5V Devices The ICL3221E, ICL3222E, ICL3232E are pin compatible with existing 5V RS-232 transceivers - See the “Features” section on page 1 for details. This pin compatibility coupled with the low I ...

Page 16

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E TABLE 2. POWER-DOWN AND ENABLE LOGIC TRUTH TABLE (Continued) RS-232 SIGNAL PRESENT AT FORCEOFF RECEIVER OR SHDN FORCEON INPUT? INPUT INPUT ICL3221E, ICL3223E Yes H L Yes Yes L X Yes ...

Page 17

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E V CC TRANSITION DETECTOR TO WAKE-UP LOGIC OUTB HI-Z X OUT R2 POWERED OUT DOWN UART FORCEOFF = GND OR SHDN = GND FIGURE 3. DISABLED RECEIVERS PREVENT POWER DRAIN FORCEOFF PWR FORCEON MGT LOGIC INVALID I/O UART CPU FIGURE 4. CONNECTIONS FOR MANUAL ...

Page 18

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Devices with the automatic power-down feature include an INVALID output signal, which switches low to indicate that invalid levels have persisted on all of the receiver inputs for more than 30µs (see Figure 7). INVALID switches high 1µs after detecting a valid RS-232 level on a receiver input ...

Page 19

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E output voltages under increasing load current. The on-chip switching regulator ensures the transmitters will supply at least 5V during worst case conditions (15mA ± for paralleled V+ transmitters, 7.3mA for single V- transmitter). The Automatic Power-Down feature does not work with a mouse, so FORCEOFF and FORCEON should be connected to V ...

Page 20

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E TABLE 4. LOGIC FAMILY COMPATIBILITY WITH VARIOUS SUPPLY VOLTAGES (Continued) SYSTEM V CC POWER-SUPPLY SUPPLY VOLTAGE VOLTAGE (V) (V) 5 3.3 Compatible with ACT and HCT CMOS, and with TTL. ICL32XX outputs are incompatible with AC, HC, and CD4000 CMOS inputs. ...

Page 21

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Typical Performance Curves 45 ICL3221E 1000 2000 3000 LOAD CAPACITANCE (pF) FIGURE 15. SUPPLY CURRENT vs LOAD CAPACITANCE WHEN TRANSMITTING DATA 45 ICL324XE 1000 2000 3000 0 LOAD CAPACITANCE (pF) FIGURE 17. SUPPLY CURRENT vs LOAD ...

Page 22

... Applications, Related Documentation and Related Parts, please see the respective device information page on intersil.com: To report errors or suggestions for this datasheet, please go to FITs are available from our website at 22 CHANGE for a complete list of Intersil product families. ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E www.intersil.com/askourstaff http://rel.intersil.com/reports/search.php FN4910.21 February 22, 2010 ...

Page 23

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Dual-In-Line Plastic Packages (PDIP INDEX N/2 AREA -B- -A- D BASE PLANE -C- SEATING PLANE 0.010 (0.25 NOTES: 1. Controlling Dimensions: INCH. In case of conflict between English and Metric dimensions, the inch dimensions control. 2. Dimensioning and tolerancing per ANSI Y14.5M-1982. ...

Page 24

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Small Outline Plastic Packages (SOIC) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 25

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Thin Shrink Small Outline Plastic Packages (TSSOP) N INDEX 0.25(0.010) E AREA E1 - 0.05(0.002) SEATING PLANE - -C- α 0.10(0.004) 0.10(0.004 NOTES: 1. These package dimensions are within allowable dimensions of JEDEC MO-153-AB, Issue E. ...

Page 26

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Small Outline Plastic Packages (SSOP) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 27

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Small Outline Plastic Packages (SOIC) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 28

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Small Outline Plastic Packages (SOIC) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 29

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Thin Shrink Small Outline Plastic Packages (TSSOP) N INDEX 0.25(0.010) E AREA E1 - 0.05(0.002) SEATING PLANE - -C- α 0.10(0.004) 0.10(0.004 NOTES: 1. These package dimensions are within allowable dimensions of JEDEC MO-153-AC, Issue E. ...

Page 30

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Shrink Small Outline Plastic Packages (SSOP) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 31

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Thin Shrink Small Outline Plastic Packages (TSSOP) N INDEX 0.25(0.010) E AREA E1 - 0.05(0.002) SEATING PLANE - -C- α 0.10(0.004) 0.10(0.004 NOTES: 1. These package dimensions are within allowable dimensions of JEDEC MO-153-AE, Issue E. ...

Page 32

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Shrink Small Outline Plastic Packages (SSOP) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

Page 33

... ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E Small Outline Plastic Packages (SOIC) N INDEX 0.25(0.010) H AREA E - SEATING PLANE - -C- α 0.10(0.004) 0.25(0.010 NOTES: 1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of Publication Number 95. ...

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