SP3223 Sipex, SP3223 Datasheet
SP3223
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SP3223 Summary of contents
Page 1
... This charge pump and Sipex's driver architecture allow the SP3223/ SP3243 series to deliver compliant RS-232 performance from a single power supply ranging from +3.3V to +5.0V. The SP3223 is a 2-driver/2-receiver device, and the SP3243 is a 3-driver/5-receiver device ideal for laptop/notebook computer and PDA applications. ...
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... SP3223 +3.0V to +5.5V RS-232 Transceivers above+70 C).....1300mW above +70 C)....750mW above +70 C)..900mW above +70 C)...1000mW above +70 C)....900mW = AMB MIN MAX ...
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... µ µS µ SP3223 +3.0V to +5.5V RS-232 Transceivers AMB MIN MAX ...
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... +25°C. AMB Vout+ 8 Vout- 6 1500 Figure 2. Slew Rate VS. Load Capacitance for the SP3223 SP3223 +3.0V to +5.5V RS-232 Transceivers AMB MIN MAX ...
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... Slew - Slew 500 2500 3000 Figure 6. Supply Current VS. Load Capacitance when Transmitting Data for the SP3243 SP3223 +3.0V to +5.5V RS-232 Transceivers 5 Vout+ Vout- 1000 1500 2000 2500 Load Capacitance [pF] 1000 1500 2000 2500 3000 Load Capacitance [pF] © Copyright 2003 Sipex Corporation ...
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... SP3223 +3.0V to +5.5V RS-232 Transceivers ...
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... SHUTDOWN OUT 20 OUT OUT SP3223 +3.0V to +5.5V RS-232 Transceivers 7 SHUTDOWN V CC GND T OUT OUT 1 ONLINE STATUS C1 GND C1- ONLINE STATUS R OUT 2 R OUT ...
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... C1 0.1µF 4 C1 0.1µF 6 C2- 13 TTL/CMOS INPUTS 12 15 TTL/CMOS OUTPUTS µP Supervisor Circuit Figure 9. SP3223 Typical Operating Circuit Rev. 6/30/03 + SP3223 T OUT OUT OUT R 1 5KΩ R OUT R 2 5KΩ EN SHUTDOWN ...
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... R R OUT 1 5KΩ OUT 2 5KΩ R OUT R 3 5KΩ R OUT R 4 5KΩ R OUT 5KΩ SHUTDOWN ONLINE STATUS GND 25 SP3223 +3.0V to +5.5V RS-232 Transceivers 0.1µ 0.1µ RS-232 OUTPUTS RS-232 3 INPUTS © ...
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... IC Figure 11. Interface Circuitry Controlled by Micropro- cessor Supervisory Circuit Rev. 6/30/03 The SP3223 and SP3243 series is an ideal choice for power sensitive designs. The SP3223 and SP3243 devices feature AUTO ON-LINE circuitry which reduces the power supply drain to a 1µA supply current. In many portable or ...
Page 11
... The receivers convert ±5.0V EIA/TIA-232 levels to TTL or CMOS logic output levels. Receivers have an inverting output that can be disabled by using the EN pin OUT R1 OUT Figure 14. Loopback Test Circuit result at 235Kbps (All Drivers Fully Loaded) SP3223 +3.0V to +5.5V RS-232 Transceivers 11 + 0.1µ ...
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... Driving logic HIGH forces the outputs of the receivers into high-impedance. The truth table logic of the SP3223 and SP3243 driver and receiver outputs can be found in Table 2. The SP3243 includes an additional non-invert- ing receiver with an output R OUT ...
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... The clock rate for the charge pump typically + – and V will operates at 250kHz. The external capacitors can be as low as 0.1µF with a 16V breakdown voltage rating. + due to the STSL t STSH t ONLINE SP3223 +3.0V to +5.5V RS-232 Transceivers 13 © Copyright 2003 Sipex Corporation ...
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... M 1.00µs Ch1 1.96V = + – V Storage Capacitor – + – V Storage Capacitor SS C – +10V 4 + – V Storage Capacitor – + – V Storage Capacitor SP3223 +3.0V to +5.5V RS-232 Transceivers 14 Storage Capacitor Storage Capacitor + -6V © Copyright 2003 Sipex Corporation ...
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... T OUT 5KΩ 5KΩ 5KΩ 5KΩ 5KΩ GND DCE Ready 7. Request to Send 8. Clear to Send 9. Ring Indicator SP3223 +3.0V to +5.5V RS-232 Transceivers 15 DB-9 Connector © Copyright 2003 Sipex Corporation ...
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... Inactive Detection Block RS-232 Receiver Block ® Circuitry Delay Delay Stage Stage R INACT R INACT 4 3 SHUTDOWN ® Circuitry SP3223 +3.0V to +5.5V RS-232 Transceivers ...
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... ONLINE pin. Table 3 summarizes the logic of the AUTO ON-LINE table logic of the SP3223 and SP3243 driver and receiver outputs can be found in Table 2. The STATUS pin outputs a logic LOW signal if the device is shutdown. This pin goes to a ® ...
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... ICs tend to be handled frequently. For the Human Body Model, the current limiting resistor (R ) and the source capacitor (C S 1.5kΩ and 100pF, respectively SW2 SW1 SW2 SW1 SP3223 +3.0V to +5.5V RS-232 Transceivers 18 The ) are S Device Under Test © Copyright 2003 Sipex Corporation ...
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... SP3223 +3.0V to +5.5V RS-232 Transceivers 19 C Ø 0.300 BSC A (7.620 BSC) 28–PIN 0.068/0.078 (1.73/1.99) 0.002/0.008 (0.05/0.21) 0.010/0.015 (0 ...
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... SP3223 +3.0V to +5.5V RS-232 Transceivers 20 SMALL OUTLINE (SSOP) Ø L 28–PIN 0.068/0.078 (1.73/1.99) 0.002/0.008 (0.05/0.21) 0.010/0.015 (0.25/0.38) 0.397/0.407 (10.07/10.33) 0.205/0.212 (5.20/5.38) ...
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... A1 (0.102/0.300) 0.013/0.020 B (0.330/0.508) 0.697/0.713 D (17.70/18.09) 0.291/0.299 E (7.402/7.600) 0.050 BSC e (1.270 BSC) 0.394/0.419 H (10.00/10.64) 0.016/0.050 L (0.406/1.270) 0°/8° Ø (0°/8°) SP3223 +3.0V to +5.5V RS-232 Transceivers 21 SMALL OUTLINE (SOIC) (WIDE) Ø L © Copyright 2003 Sipex Corporation ...
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... PACKAGE: PLASTIC THIN SMALL OUTLINE (TSSOP DIMENSIONS in inches (mm) 20–PIN Minimum/Maximum A - /0.043 (- /1.10) A1 0.002/0.006 (0.05/0.15) B 0.007/0.012 (0.19/0.30) 0.252/0.260 D (6.40/6.60) E 0.169/0.177 (4.30/4.50) e 0.026 BSC (0.65 BSC) 0.126 BSC E2 (3.20 BSC) L 0.020/0.030 (0.50/0.75) Ø 0°/8° SP3223 +3.0V to +5.5V RS-232 Transceivers 22 Ø L © Copyright 2003 Sipex Corporation ...
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... SP3223 +3.0V to +5.5V RS-232 Transceivers 23 Package Types 20-pin PDIP 20-pin SSOP 20-pin TSSOP 20-pin PDIP 20-pin SSOP 20-pin TSSOP ...