SP3203ECY-L Original Serial Transceiver 3V RS-232 with Logic Selector and 15kV ESD Protection

Brand Name:EXAR
Certification:Original
Model Number:SP3203ECY-L
Minimum Order Quantity:5 PCS
Delivery Time:1 day
Payment Terms:T/T, Western Union,Paypal
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Location: Shenzhen Guangdong China
Address: Room 36B1-B2, Building C, Electronics Science & Technology Building Shennan Mid-Road, Shenzhen China
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Product Details
Original Serial Transceiver SP3203ECY-L

FEATURES

• 3 Driver / 2 Receiver Architecture

• Logic selector function (VL) sets TTL

input/output levels for mixed logic systems

• Meets true EIA/TIA-232-F Standards from

a +3.0V to +5.5V power supply

• Interoperable with EIA/TIA-232 and

adheres to EIA/TIA-562 down to a +2.7V

power source

• Minimum 250Kbps data rate under load

• Regulated Charge Pump Yields Stable

RS-232 Outputs Regardless of V

CC

Variations

• ESD Specifications:

+5KV Human Body Model

+5KV IEC6000-4-2 Air Discharge

+8KV IEC6000-4-2 Contact Discharge

• Applications

• Palmtops

• Cell phone Data Cables

• PDA's


DESCRIPTION
The SP3203E provides a RS-232 transceiver solution for portable and hand-held applications
such as palmtops, PDA's and cell phones. The SP3203Euses an internal high-efficiency,
charge-pump power supply that requires only 0.µF capacitors during 3.3V operation. This
charge pump and Exar's driver architecture allow the SP3203E
to deliver compliant RS-232 performance from a single power supply ranging from +3.0V to +5.5V.
The SP3203E is a 3-driver/2-receiver device, with a unique VL pin to program the TTL input and output logic levels to allow inter operation in mixed-logic voltage systems such as PDA's and cell phones. Receiver outputs will not exceed VL or VOH and transmitter input logic levels are scaled by the magnitude of the VL input.


Name
FunctionPIN#
V+
Regulated +5.5V output generated by charge pump2
C-
Negative terminal of the voltage doubler charge-pump capacitor3
C2+

Positive terminal of the inverting charge-pump capacitor
4
C2-
Negative terminal of the inverting charge-pump capacitor5

China SP3203ECY-L Original Serial Transceiver 3V RS-232 with Logic Selector and 15kV ESD Protection supplier

SP3203ECY-L Original Serial Transceiver 3V RS-232 with Logic Selector and 15kV ESD Protection

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