Change Notice CN-0174 IS Series Life of OLED Displays Now 30,000 Hours Type of Change: Engineering Product Part Number Appearance The life of the OLED displays for the IS series SmartSwitch pushbuttons will be doubled from 15,000 to 30,000 hours. At the same time, the power consumption of the OLED displays has been reduced by 30%. This change will affect the following product: ISC15ANP4 OLED 64 x 48 pushbutton Change of initialization parameters required; no change to outer dimensions Operating Life (OLED Display) Before Change After Change 30,000 hours @ 100cd/m2 based on 40% pixels on 15,000 hours @ 100cd/m2 based on 40% pixels on 60,000 hours @ 50cd/m2 based on 40% pixels on (candela per square meter) Power Consumption (Temperature at 25°C, VDD = 2.8V, VCC =16.0V) Items Before Change Symbols After Change typ. max. typ. max. Unit All-Pixels-On Mode *Drive System Power Current I CC1 5.5 7.0 3.8 4.6 mA All-Pixels-On Mode *Logic/IF System Power Current I DD1 0.16 0.2 0.16 0.19 mA ( ) value for display module Optical Characteristics (Temperature at 25°C, Initial Value: 87 x 0F) Before Change Items White Color Coordinate Red Color Coordinate Green Color Coordinate Blue Color Coordinate (x) (y) (x) (y) (x) (y) (x) (y) After Change Min Typical Max Min Typical Max 0.27 0.30 0.60 0.31 0.26 0.59 0.10 0.12 0.31 0.35 0.64 0.35 0.30 0.63 0.14 0.18 0.35 0.40 0.68 0.39 0.34 0.67 0.18 0.24 0.26 0.32 0.63 0.29 0.19 0.61 0.10 0.14 0.30 0.37 0.67 0.33 0.23 0.65 0.14 0.20 0.34 0.42 0.71 0.37 0.27 0.69 0.18 0.26 Availability July 2010 www.nkkswitches.com 1.877.2BUYNKK (228.9655) Engineering Department 7850 East Gelding Drive • Scottsdale, AZ 85260 Telephone 480.991.0942 • Fax 480.998.1435 6/29/10