RS-232 Transmitters/Receivers
Datasheet
ISL4260E
QFN Packaged, ±15kV ESD Protected, +3V to +5.5V, 150nA, 250kbps, RS-232 Transmitters/Receivers with ...
Description
Datasheet
ISL4260E
QFN Packaged, ±15kV ESD Protected, +3V to +5.5V, 150nA, 250kbps, RS-232 Transmitters/Receivers with Separate Logic Supply
The ISL4260E contains 3.0V to 5.5V powered RS-232 transmitters/receivers that meet ElA/TIA-232 and V.28/V.24 specifications, even at VCC = 3.0V. Targeted applications are PDAs, Palmtops, and cell phones where the low operational power consumption and even lower standby power consumption is critical. Efficient on-chip charge pumps coupled with a manual powerdown function reduces the standby supply current to a 150nA trickle. The 5mm x 5mm Quad Flat No-Lead (QFN) packaging and the use of small, low value capacitors ensure board space savings. Data rates greater than 250kbps are ensured at worst case load conditions.
The ISL4260E features a VL pin that adjusts the logic pin output levels (see Pin Descriptions) and input thresholds to values compatible with the VCC powering the external logic (for example, a UART).
The single pin powerdown function...
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