STM6905SFEDS6F STMicroelectronics

STM6905 Quintuple, ultralow voltage supervisor with push-button reset Datasheet - production data 600 mV internal reference RST output (open drain) Output guaranteed for V 0.8 V CC Reset delay time (T ) on power-up: 210 ms REC (typ) MSOP8 Manual reset input (MR) (TSSOP8) (DS) Low supply current of 12 A (typ) Power supply voltage 0.8 V to 5.5 V RoHS compliant (green package) Features 8-pin MSOP/TSSOP Operating temperature: 40 C to 85 C Quintuple voltage monitoring (industrial grade) Accurate 1.8 % across temperature voltage threshold (1 % at 25 C) Applications Primary supply (V ) monitor. Fixed (factory - CC programmed) reset thresholds: 3.078 V to Set-top boxes 2.866 V Multi-voltage systems Second fixed (V2IN) monitor. Fixed (factory- Cable/satellite applications programmed) reset thresholds: 2.333 V to Computer systems 1.050 V Data storage equipment Three additional adjustable supply monitor inputs (externally adjustable) (1) Table 1. Device summary Order code V (V) V (V) t (ms) Package RST1 RST2 REC STM6905TZEDS6F 2.333 STM6905TWEDS6F 3.078 1.683 STM6905TGEDS6F 1.110 210 MSOP8 (TSSOP8) STM6905SYEDS6F 2.188 2.955 STM6905SFEDS6F 1.050 STM6905PWEDS6F 2.866 1.683 1. Other reset threshold voltages and t time-out periods are offered. Contact local ST sales office for availability. REC October 2014 DocID14290 Rev 4 1/19 This is information on a product in full production. www.st.comContents STM6905 Contents 1 Description . 5 2 Pin descriptions 7 2.1 Push-button reset input (MR) . 7 2.2 V primary supply voltage monitoring input . 7 CC 2.3 V2IN second fixed voltage monitoring input 7 2.4 V SS . 7 2.5 V3IN, V4IN, and V5IN 7 2.6 RST active-low, open drain reset output 7 3 Operation 9 3.1 Setting the adjustable voltage levels for V3IN, V4IN, and V5IN inputs . 9 3.2 Power on reset (t ) . 9 REC 4 Voltage monitoring . 10 5 Maximum rating 11 6 DC and AC parameters 12 7 Package information 14 8 Part numbering 16 9 Package marking information 17 10 Revision history . 18 2/19 DocID14290 Rev 4