STM6600, STM6601 Smart push-button on/off controller with Smart Reset and power-on lockout Datasheet - production data Debounced PB and SR inputs PB and SR ESD inputs withstand voltage up to 15 kV (air discharge) 8 kV (contact discharge) Active high or active low enable output option (EN or EN) provides control of MOSFET, DC-DC converter, regulator, etc. Secure startup, interrupt, Smart Reset or power-down driven by push-button 7 )1 Precise 1.5 V voltage reference with 1% accuracy Industrial operating temperature 40 to +85 C Available in TDFN12 2 x 3 mm package Features Applications Operating voltage 1.6 V to 5.5 V Portable devices Low standby current of 0.6 A Terminals Adjustable Smart Reset assertion delay time driven by external C Audio and video players SRD Power-up duration determined primarily by Cell phones and smart phones push-button press (STM6600) or by fixed time PDAs, palmtops, organizers period, t (STM6601) ON BLANK Table 1. Device summary Device RST C PB / SR EN or EN INT Startup process SRD PB must be held low until the (1) (1) STM6600 open drain Push-pull Open drain (2) PS confirmation HOLD PB can be released before the (1) (1) STM6601 open drain Push-pull Open drain (2) PS confirmation HOLD 1. External pull-up resistor needs to be connected to open drain outputs. 2. For a successful startup, the PS (power supply hold) needs to be pulled high within specific time, t . HOLD ON BLANK October 2014 DocID15453 Rev 12 1/52 This is information on a product in full production. www.st.comContents STM6600, STM6601 Contents 1 Description . 5 2 Pin descriptions 9 3 Operation . 12 4 Waveforms 14 5 Typical operating characteristics . 28 6 Maximum ratings . 38 7 DC and AC characteristics . 39 8 Package mechanical data 42 9 Part numbering 46 10 Product selector . 49 11 Revision history . 51 2/52 DocID15453 Rev 12