Page 2 - PIN FUNCTIONS; Pin Name; PIN CONFIGURATION; DI
2 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. PIN FUNCTIONS Pin Name Function CS Chip Select SK Clock Input DI Serial Data Input DO Serial Data Output V CC +2.7 to 6.0V Power Supply GND Ground RESET/RESET# RESET I/O PIN CONFIGURATION DEVICE OPERATION APPLICATIONSThe S93WD462/WD4...
Page 3 - or t; Figure 1. Sychronous Data Timing
3 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. Instructions, addresses, and write data are clocked intothe DI pin on the rising edge of the clock (SK). The DOpin is normally in a high impedance state except whenreading data from the device, or when checking theready/busy status a...
Page 4 - ). The falling edge of CS will start the self clocking; ). The falling edge of CS will start the self
4 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. EraseUpon receiving an ERASE command and address, theCS (Chip Select) pin must be deselected for a minimumof 250ns (t CSMIN ). The falling edge of CS will start the auto erase cycle of the selected memory location. Theready/busy stat...
Page 7 - ABSOLUTE MAXIMUM RATINGS*; Temperature
7 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. ABSOLUTE MAXIMUM RATINGS* Temperature Under Bias .................................................................................................................................... –55°C to +125°CStorage Temperature ...................
Page 9 - VCC
9 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. Figure 8. RESET Timing Diagram RESET CIRCUIT AC and DC ELECTRICAL CHARACTERISTICS 2.7 5 Volt-A 5 Volt-B Symbol Parameter Min Max Min Max Min Max Unit V TRIP Reset Trip Point 2.55 2.7 4.25 4.5 4.50 4.75 V t PURST Power-Up Reset Timeou...
Page 10 - Inches
10 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. 8 Pin SOIC 8 Pin PDIP .05 (1.27) TYP. 1 8 Pin SOIC 0.150 - 0.157 (3.80 - 4.00) 0.189 - 0.196 (4.80 - 5.00) 0.053 - 0.069 (1.35 - 1.75) 0.013 - 0.020 (0.33 - 0.51) 0.004 - 0.010 (0.10 - 0.25) 0.016 - 0.050 (0.40 - 1.27) × 45 º 0.010 ...
Page 11 - PURST
11 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. Frequently the reset controller will be deployed on a PC board that provides a peripheral function to a system.Examples might be modem or network cards in a PC or a PCMCIA card in a laptop. In instances like this the peripheralcard ...
Page 13 - ORDERING INFORMATION; TRIP; Base Part Number
13 S93WD462/S93WD463 2029 2.2 1/23/01 SUMMIT MICROELECTRONICS, Inc. ORDERING INFORMATION Blank = TubeT = Tape & Reel A = 4.5V to 5.5V V TRIP min. @ 4.25V B = 4.5V to 5.5V V TRIP min. @ 4.50V 2.7 = 2.7V to 5.5V V TRIP min. @ 2.55V S93WD462 P A T Base Part Number Package P = 8 lead PDIPS = 8 lead ...