STMEC001ATTR STMicroelectronics, STMEC001ATTR Datasheet
STMEC001ATTR
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STMEC001ATTR
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STMEC001ATTR Summary of contents
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... Ultra-low standby-mode current for power saving ■ Ultra-low ON resistance for fast switching Table 1. Device summary Order code STMEC001QTR STMEC001ATTR November 2008 Power interface switch for ExpressCard standard for Description The STMEC001 is an ExpressCard power interface switch which provides the complete power management solution required by the ExpressCard specification ...
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Contents Contents 1 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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STMEC001 1 Pin description Figure 1. STMEC001 pin configuration (top view /STBY 1 12 VIN_3. VO_3. VO_3. QFN16 /SYSRST /SHDN 19 /STBY 3 ...
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Pin description Table 2. Pin assignments Pin QFN16 TSSOP20 ...
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STMEC001 1.1 Pin functional description Table 3. Pin detailed descriptions Symbol A logic low level on this input indicates that the card present supports PCI Express functions. This input pin connects to the 3.3 V CPPE When inserted, the card ...
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Logic diagram 2 Logic diagram Figure 2. STMEC001 block diagram Vin_3.3V Vin_1.5V Vin_3.3V AUX #SHDN #STBY #SYSRST #OC 6/19 UVLO V/I sense and SW discharge switch V/I sense and SW discharge switch V/I sense and SW discharge switch 150 KΩ ...
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STMEC001 Figure 3. STMEC001 typical application Power supply ExpressCard host 3 3.3 V AUX IN 1 STMEC001 ExpressCard Power switch Control signals Data links Logic diagram 3.3 V 3.3 V AUX 1.5 V ExpressCard slot Control ...
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Maximum ratings 3 Maximum ratings Stressing the device above the rating listed in the “Absolute maximum ratings” table may cause permanent damage to the device. These are stress ratings only and operation of the device at these or any other ...
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STMEC001 4 Power states The STMEC001 operates in a number of states, as described in the following table: Table 5. Power states Voltage inputs 3.3V 3.3 V 1.5 V AUX ...
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Electrical characteristics 5 Electrical characteristics Table 6. Recommended operating conditions Symbol Input voltage: V (3. Input voltage: V (1. Input voltage: V (3.3V I AUX Output current: I (3.3V Output ...
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STMEC001 Table 7. Electrical characteristics (continued 25° Symbol Parameter I (3.3 V) limit O (limit is the steady state value (1.5 V) limit limit O ...
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Electrical characteristics Table 9. Undervoltage lockout (UVLO) Symbol Parameter VIN_3.3 UVLO VIN_1.5 UVLO UVLO VIN_3.3 VAUX UVLO UVLO hysteresis 12/19 Test condition VIN_3.3 level, below which VIN_3.3 and VIN_1.5 switches are off VIN_1.5 level, below which VIN_3.3 and VIN_1.5 switches ...
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STMEC001 6 Logic characteristics Table 10. Logic states Logic transition Logic input voltage PERST# assertion threshold of output voltage PERST# assertion delay from output voltage invalid PERST# de-assertion from output voltage valid PERST# assertion delay from SYSRST# STSRST asserted or ...
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Switching times 7 Switching times Table 12. Switching characteristics Symbol Parameter VIN_3.3V to VO_3.3V VIN_3.3V VIN_1.5V to VO_1.5V t Output rise time R VIN_3.3V to VO_3.3V VIN_3.3V VIN_1.5V to VO_1.5V VIN_3.3V to VO_3.3V VIN_3.3V Output fall time t (/CPUSB and ...
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STMEC001 Table 12. Switching characteristics (continued) Symbol Parameter VIN_3.3V to VO_3.3V VIN_3.3V VIN_1.5V to VO_1.5V Propagation t PD delay VIN_3.3V to VO_3.3V VIN_3.3V VIN_1.5V to VO_1.5V Condition C = 0.1 µF L(3.3V o(3.3V 0.1 ...
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Package mechanical data 8 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and ...
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STMEC001 Figure 5. TSSOP20 package outline A PIN 1 IDENTIFICATION 1. Drawing not to scale. Table 14. TSSOP20 mechanical data Symbol Min 0.05 ...
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Revision history 9 Revision history Table 15. Document revision history Date 02-Aug-2006 08-Feb-2007 18-Oct-2007 17-Apr-2008 14-Nov-2008 18/19 Revision 1 First release 2 Replaced TSSOP24 package information with QFN16 Modified title, added R small text changes, layout restructure, content reworked to ...
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... STMEC001 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. ...