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| ST202 5V Powered multi-channel RS-232 drivers and receivers Feature summary I I I I I I I I I Supply voltage range: 4.5 to 5.5V Supply current no load (Typ): 1.5mA Transmitter output voltage swing (Typ): 9V Transition slew rate (Typ.): 12V/ms Receiver propagation delay (Typ.): 0.1ms Compatible with MAX202 Receiver input voltage range: 30V Data rate (Typ.): 400kbp/s Operating temperature range: -40 To 85 C, 0 to 70C SOP Large DIP SOP TSSOP Description The ST202 is a 2 driver, 2 receiver device following EIA/TIA-232 and V.28 communication standard. It is particularly suitable for applications where 12V is not available. The ST202 uses a single 5V power supply and only four external capacitors (0.1F). Typical application are in: Portable Computers, Low Power Modems, Interfaces Translation, Battery Powered RS-232 Networks. . Order codes Type ST202CN ST202BN ST202CD ST202BD ST202CDR ST202BDR ST202CW ST202BW ST202CWR ST202CTR ST202BTR March 2006 Temperature Range 0 to 70 C -40 to 85 C 0 to 70 C -40 to 85 C 0 to 70 C -40 to 85 C 0 to 70 C -40 to 85 C 0 to 70 C 0 to 70 C -40 to 85 C Package DIP-16 DIP-16 SO-16 (Tube) SO-16 (Tube) SO-16 (Tape & Reel) SO-16 (Tape & Reel) SO-16 Large (Tube) SO-16 Large (Tube) SO-16 Large (Tape & Reel) TSSOP16 (Tape & Reel) TSSOP16 (Tape & Reel) Rev. 5 Comments 25parts per tube / 40tube per box 25parts per tube / 40tube per box 50parts per tube / 20tube per box 50parts per tube / 20tube per box 2500 parts per reel 2500 parts per reel 49parts per tube / 25tube per box 49parts per tube / 25tube per box 1000 parts per reel 2500 parts per reel 2500 parts per reel 1/18 www.st.com 18 ST202 Contents 1 2 3 4 5 6 7 Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Typical application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Typical performance characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 2/18 ST202 Pin configuration 1 Figure 1. Pin configuration Pin connections (top view) Table 1. PlN N 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin description SYMBOL C1+ V+ C1C2+ C2VT2OUT R2IN R2OUT T2IN T1IN R1OUT R1IN T1OUT GND VCC NOTE Positive terminal for the first charge pump capacitor Doubled voltage terminal Negative terminal for the first charge pump capacitor Positive terminal for the second charge pump capacitor Negative terminal for the second charge pump capacitor Inverted voltage terminal Second transmitter output voltage Second receiver input voltage Second receiver output voltage Second transmitter input voltage First transmitter input voltage First receiver output voltage First receiver input voltage First transmitter output voltage Ground Supply voltage 3/18 Maximum ratings ST202 2 Table 2. Symbol VCC V+ VTIN RIN TOUT ROUT TSCTOUT Maximum ratings Absolute maximum ratings Parameter Supply voltage Extra positive voltage Extra negative voltage Transmitter input voltage range Receiver input voltage range Transmitter output voltage range Receiver output voltage range Short circuit duration on TOUT Value -0.3 to 6 (V CC -0.3) to 13.2 0.3 to -13.2 -0.3 to (VCC + 0.3) 30 15 -0.3 to (VCC + 0.3) infinite Unit V V V V V V V Note: Absolute maximum ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied. 4/18 ST202 Electrical characteristics 3 Table 3. Electrical characteristics Electrical characteristics (C1 - C4 = 0.1F, VCC = 5V 10%, TA = -40 to 85C, unless otherwise specified. Typical values are referred to TA = 25C). Parameter VCC Power supply current No Load Test Min. Typ. 1.5 Max. 4 Unit mA Symbol ISUPPLY Table 4. Transmitter electrical characteristics (C1 - C4 = 0.1F, VCC = 5V 10%, TA = -40 to 85C, unless otherwise specified. Typical values are referred to TA = 25C). Parameter Output voltage swing Logic pull-up current Input logic threshold low Input logic threshold high Transition slew rate Data rate Transmitter output resistance Transmitter output short circuit current Propagation delay time TA = 25C, V CC = 5V RL = 3 to 7K, CL = 50 to 2500pF (1) (2) Symbol VTOUT ITIL VTIL VTIH SRT DR RTOUT ISC tDT Test All transmitter outputs are loaded with 3K to GND TIN = 0V Min. 5 Typ. 9 5 Max. Unit V 40 A V 0.8 1.4 1.4 2 30 V V/s Kbits/s 6 200 300 7 12 400 VCC = V+ = V- = 0V VOUT = 2V One TXOUT to GND TTL-CMOS IN to RS-232 OUT CL = 150pF (50% to 50%) 22 1.3 3.5 mA s 1. Measured from 3V to -3V or from -3V to 3V 2. One transmitter output is loaded with RL = 3K to 7K, CL = 50 to 1000pF 5/18 Electrical characteristics ST202 Table 5. Receiver electrical characteristics (C1 - C4 = 0.1F, VCC = 5V 10%, TA = -40 to 85C, unless otherwise specified. Typical values are referred to TA = 25C). Parameter Receiver input voltage operating range RS-232 Input resistance RS-232 Input threshold low RS-232 Input threshold high RS-232 Input hysteresis TTL/CMOS Output voltage low VCC = 5V IOUT = 3.2mA (to VCC) 3.5 2 10 0.2 TA = 25C Test Min. -30 3 0.8 5 1.3 1.8 0.5 0.2 VCC-0.2 10 mA to V CC CL = 150pF (1) 30 0.1 0.5 s 2.4 1 0.4 Typ. Max. 30 7 Unit V K V V V V V Symbol VRIN RRIN VRIL VRIH VRIHYS VROL VROH ISCR tDR TTL/CMOS Output voltage high IOUT = 1mA (to GND) Receiver output short circuit current Propagation delay time to GND 1. RS-232 in to TTL-CMOS out (from 50% to 50%) 6/18 ST202 Typical application 4 Figure 2. Typical application Application circuit (1) (2) 1. C1-4 capacitors can even be 1F ones 2. C1-4 can be common or biased capacitors Table 6. C1 0.1 Capacitance value (F) C2 0.1 C3 0.1 C4 0.1 C5 0.1 7/18 Typical performance characteristics ST202 5 Typical performance characteristics (Unless otherwise specified TJ = 25C) Figure 3. Driver voltage transfer characteristics Figure 4. Drive short circuit output current vs. temperature Figure 5. Receiver threshold vs supply voltage Figure 6. Driver output capability current vs output voltage Figure 7. Driver short circuit supply current vs. temperature Figure 8. Receiver threshold vs temperature 8/18 ST202 Package mechanical data 6 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK (R) packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com. 9/18 Package mechanical data ST202 Plastic DIP-16 (0.25) MECHANICAL DATA mm. DIM. MIN. a1 B b b1 D E e e3 F I L Z 3.3 1.27 8.5 2.54 17.78 7.1 5.1 0.130 0.050 0.51 0.77 0.5 0.25 20 0.335 0.100 0.700 0.280 0.201 1.65 TYP MAX. MIN. 0.020 0.030 0.020 0.010 0.787 0.065 TYP. MAX. inch P001C 10/18 ST202 Package mechanical data SO-16 MECHANICAL DATA DIM. A a1 a2 b b1 C c1 D E e e3 F G L M S 3.8 4.6 0.5 9.8 5.8 1.27 8.89 4.0 5.3 1.27 0.62 8 (max.) 0.149 0.181 0.019 10 6.2 0.35 0.19 0.5 45 (typ.) 0.385 0.228 0.050 0.350 0.157 0.208 0.050 0.024 0.393 0.244 0.1 mm. MIN. TYP MAX. 1.75 0.25 1.64 0.46 0.25 0.013 0.007 0.019 0.004 MIN. inch TYP. MAX. 0.068 0.010 0.063 0.018 0.010 0016020D 11/18 Package mechanical data ST202 SO-16L MECHANICAL DATA DIM. A a1 a2 b b1 C c1 D E e e3 F G L M S 8 0.5 1.27 0.75 (max.) 0.020 0.050 0.029 7.4 10.1 10.0 1.27 8.89 7.6 0.291 10.5 10.65 0.35 0.23 0.5 45 (typ.) 0.397 0.393 0.050 0.350 0.300 0.413 0.419 0.1 mm. MIN. TYP MAX. 2.65 0.2 2.45 0.49 0.32 0.014 0.009 0.020 0.004 MIN. inch TYP. MAX. 0.104 0.008 0.096 0.019 0.012 PO13I 12/18 ST202 Package mechanical data TSSOP16 MECHANICAL DATA mm. DIM. MIN. A A1 A2 b c D E E1 e K L 0 0.45 0.60 0.05 0.8 0.19 0.09 4.9 6.2 4.3 5 6.4 4.4 0.65 BSC 8 0.75 0 0.018 0.024 1 TYP MAX. 1.2 0.15 1.05 0.30 0.20 5.1 6.6 4.48 0.002 0.031 0.007 0.004 0.193 0.244 0.169 0.197 0.252 0.173 0.0256 BSC 8 0.030 0.004 0.039 MIN. TYP. MAX. 0.047 0.006 0.041 0.012 0.0079 0.201 0.260 0.176 inch A A2 A1 b e K c L E D E1 PIN 1 IDENTIFICATION 1 0080338D 13/18 Package mechanical data ST202 Tape & Reel SO-16 MECHANICAL DATA mm. DIM. MIN. A C D N T Ao Bo Ko Po P 6.45 10.3 2.1 3.9 7.9 12.8 20.2 60 22.4 6.65 10.5 2.3 4.1 8.1 0.254 0.406 0.082 0.153 0.311 TYP MAX. 330 13.2 0.504 0.795 2.362 0.882 0.262 0.414 0.090 0.161 0.319 MIN. TYP. MAX. 12.992 0.519 inch 14/18 ST202 Package mechanical data Tape & Reel SO-16L MECHANICAL DATA mm. DIM. MIN. A C D N T Ao Bo Ko Po P 10.8 10.7 2.9 3.9 11.9 12.8 20.2 60 22.4 11.0 10.9 3.1 4.1 12.1 0.425 0.421 0.114 0.153 0.468 TYP MAX. 330 13.2 0.504 0.795 2.362 0.882 0.433 0.429 0.122 0.161 0.476 MIN. TYP. MAX. 12.992 0.519 inch 15/18 Package mechanical data ST202 Tape & Reel TSSOP16 MECHANICAL DATA mm. DIM. MIN. A C D N T Ao Bo Ko Po P 6.7 5.3 1.6 3.9 7.9 12.8 20.2 60 22.4 6.9 5.5 1.8 4.1 8.1 0.264 0.209 0.063 0.153 0.311 TYP MAX. 330 13.2 0.504 0.795 2.362 0.882 0.272 0.217 0.071 0.161 0.319 MIN. TYP. MAX. 12.992 0.519 inch 16/18 ST202 Revision history 7 Table 7. Date Revision history Revision history Revision 5 Changes Order codes has been updated and new template. 09-Mar-2006 17/18 ST202 Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries ("ST") reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST's terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein. UNLESS OTHERWISE SET FORTH IN ST'S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. 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