DATASHEET NOT RECOMMENDED FOR NEW DESIGNS RECOMMENDED REPLACEMENT PARTS ISL21090, ISL21007, X60003 ISL21009 FN6327 Rev 7.00 High Voltage Input Precision, Low Noise FGA Voltage References September 16, 2009 The ISL21009 FGA voltage references are extremely low Features power, high precision, and low noise voltage references Output Voltages 1.250V, 2.500V, 4.096V, 5.000V fabricated on Intersils proprietary Floating Gate Analog technology. The ISL21009 features very low noise (4.5V Initial Accuracy 0.5mV, 1.0mV, 2.0mV P-P for 0.1Hz to 10Hz), low operating current (180A, Max), and Input Voltage Range . 3.5V to 16.5V 3ppm/C of temperature drift. In addition, the ISL21009 Output Voltage Noise .4.5V (0.1Hz to 10Hz) family features guaranteed initial accuracy as low as P-P 0.5mV. Supply Current 180A (Max) This combination of high initial accuracy, low power and low Temperature Coefficient . 3ppm/C, 5ppm/C, 10ppm/C output noise performance of the ISL21009 enables versatile Output Current Capability . Up to 7.0mA high performance control and data acquisition applications with low power consumption. Operating Temperature Range .-40C to +125C Package 8 Ld SOIC Available Options Pb-Free (RoHS Compliant) V INITIAL OUT OPTION ACCURACY TEMPCO. Applications PART NUMBER (V) (mV) (ppm/C) High Resolution A/Ds and D/As ISL21009BFB812Z 1.250 0.5 3 Digital Meters ISL21009CFB812Z 1.250 1.0 5 Bar Code Scanners ISL21009DFB812Z 1.250 2.0 10 Basestations ISL21009BFB825Z 2.500 0.5 3 Battery Management/Monitoring ISL21009CFB825Z 2.500 1.0 5 Industrial/Instrumentation Equipment ISL21009DFB825Z 2.500 2.0 10 ISL21009BFB841Z 4.096 0.5 3 Pinout ISL21009CFB841Z 4.096 1.0 5 ISL21009 (8 LD SOIC) ISL21009DFB841Z 4.096 2.0 10 TOP VIEW ISL21009BFB850Z 5.000 0.5 3 GND OR NC 1 8 DNC ISL21009CFB850Z 5.000 1.0 5 VIN 2 7 DNC ISL21009DFB850Z 5.000 2.0 10 DNC 3 6 VOUT GND 4 5 TRIM OR NC FN6327 Rev 7.00 Page 1 of 19 September 16, 2009ISL21009 Pin Descriptions PIN NUMBER PIN NAME DESCRIPTION 1 GND or NC Can be either Ground or No Connect 2 VIN Power Supply Input Connection 4 GND Ground Connection 5 TRIM or NC Allows user trim typically 2.5%. Leave Unconnected when unused. 6 VOUT Voltage Reference Output Connection 3, 7, 8 DNC Do Not Connect Internal Connection Must Be Left Floating Ordering Information PART NUMBER PART V OPTION TEMP. RANGE PACKAGE OUT (Notes 1, 2) MARKING (V) GRADE (C) (Pb-Free) PKG. DWG. ISL21009BFB812Z 21009BF Z12 1.250 0.5mV, 3ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009CFB812Z 21009CF Z12 1.250 1.0mV, 5ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009DFB812Z 21009DF Z12 1.250 2.0mV, 10ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009BFB825Z 21009BF Z25 2.500 0.5mV, 3ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009CFB825Z 21009CF Z25 2.500 1.0mV, 5ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009DFB825Z 21009DF Z25 2.500 2.0mV, 10ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009BFB841Z 21009BF Z41 4.096 0.5mV, 3ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009CFB841Z 21009CF Z41 4.096 1.0mV, 5ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009DFB841Z 21009DF Z41 4.096 2.0mV, 10ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009BFB850Z 21009BF Z50 5.000 0.5mV, 3ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009CFB850Z 21009CF Z50 5.000 1.0mV, 5ppm/C -40 to +125 8 Ld SOIC M8.15 ISL21009DFB850Z 21009DF Z50 5.000 2.0mV, 10ppm/C -40 to +125 8 Ld SOIC M8.15 NOTES: 1. These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100% matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations). Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD- 020. 2. Add -TK suffix for tape and reel. Please refer to TB347 for details on reel specifications. FN6327 Rev 7.00 Page 2 of 19 September 16, 2009