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| Integrated Circuit Systems, Inc. ICS9112-26 Low Skew Output Buffer General Description The ICS9112-26 is a high performance, low skew, low jitter clock driver. It is designed to distribute high speed clocks in PC systems operating at speeds from 0 to 133 MHz. The ICS9112-26 comes in an eight pin 150 mil SOIC package. It has four output clocks. Features * * * * * * Frequency range 0 - 133 MHz (3.3V) Less than 200 ps Jitter between outputs Skew controlled outputs Skew less than 250 ps between outputs Available in 8 pin 150 mil SOIC & 173 mil TSSOP packages. 3.3V 10% operation Block Diagram CLK0 Pin Configuration CLK0 VDD GND 1 2 3 4 ICS9112-26 8 7 6 5 CLK_IN CLK3 VDD CLK2 CLK1 CLK_IN CLK2 CLK1 8 pin SOIC & TSSOP CLK3 Pin Descriptions PIN NUMBER 1 2,6 3 4 5 7 8 PIN NAME CLK0 VDD GND CLK11 CLK21 CLK3 1 1 TYPE OUT PWR PWR OUT OUT OUT IN Buffered clock output Power Supply (3.3V) Ground Buffered clock output Buffered clock output Buffered clock output Input reference frequency. DESCRIPTION CLK_IN Notes: 1. Weak pull-down on all outputs 9112-26 Rev B- 07/16/01 ICS reserves the right to make changes in the device data identified in this publication without further notice. ICS advises its customers to obtain the latest version of all device data to verify that any information being relied upon by the customer is current and accurate. ICS9112-26 Absolute Maximum Ratings Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ambient Operating Temperature . . . . . . . . . . . . Storage Temperature . . . . . . . . . . . . . . . . . . . . . . 7.0 V GND -0.5 V to V DD +0.5 V 0C to +70C -65C to +150C Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings are stress specifications only and functional operation of the device at these or any other conditions above those listed in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect product reliability. Electrical Characteristics at 3.3V TA = 0 - 70C; Supply Voltage VDD = 3.3 V +/-5% (unless otherwise stated) PARAMETER High-level Output Voltage SYMBOL VOH CONDITIONS VDD = min to max, IOH = -1 mA VDD = 3V, IOH = -24 mA VDD = 3V, IOH = 12 mA VDD = min to max, IOH = 1 mA VDD = 3V, IOH = 24 mA VDD = 3V, IOH = 12 mA VDD = 3V, VO = 1V VDD = 3.3V, VO = 1.65V VDD = 3V, VO = 2V VDD = 3.3V, VO = 1.65V V = VO or VDD VDD = 3.3V, VI = 0V or 3.3V VDD = 3.3V, VI = 0V or 3.3V REF = 0 MHz Unloaded outputs at 66.67 MHz MIN VDD - 0.2 2 2.4 TYP 3.3 2.9 3.1 0.0055 0.28 0.14 -61 -77 103 111 3 3.2 22 25 MAX UNITS V V V V V V Low-level Output Voltage VOL IOH IOL II CI CO IDD High-level Input Current Low-level Input Current Input Current Input Capacitance1 1 Output Capacitance Supply current 0.2 0.8 0.55 -50 60 -5 5 50 40 A pF pF A mA 1. Guaranteed by design, not 100% tested in production. Switching Characteristics at 3.3V TA = 0 - 70C; Supply Voltage VDD = 3.3 V +/-5% (unless otherwise stated) PARAMETER Low-to-high Propagation Delay1 High-to-low Propagation Delay1 Output Skew Window1 Process Skew1 CLKIN High Time1 CLKIN Low Time1 Output Rise Slew Rate1 Output Rise Slew Rate1 SYMBOL tPLH tPHL Tsk(O) Tsk(PR) Thigh Tlow CONDITIONS VO = VDD/2 VO = VDD/2 VO = VDD/2 VO = VDD/2 66 MHz 133 MHz 66 MHz 133 MHz 0.3 to 0.6 VDD 0.3 to 0.6 VDD MIN 4 4 TYP 5.6 5.2 50 MAX 7 7 100 0.5 UNITS ns ns ps ps ns ns 3.6 3.2 5 5 V/ns V/ns Tr Tf 1. Guaranteed by design, not 100% tested in production. 6 3 6 3 2 2 Notes: 1. Guaranteed by design and characterization. Not subject to 100% test. 2. CLK_IN input has a threshold voltage of 1.4V 3. All parameters expected with loaded outputs 2 ICS9112-26 SYMBOL In Millimeters In Inches COMMON DIMENSIONS COMMON DIMENSIONS MIN MAX MIN MAX 1.35 0.10 0.33 1.75 0.25 0.51 .0532 .0040 .013 .0688 .0098 .020 A A1 B C D E e H h L N VARIATIONS N 8 0.19 0.25 SEE VARIATIONS 3.80 4.0 1.27 BASIC 5.80 0.25 6.20 0.50 .0075 .0098 SEE VARIATIONS .1497 .1574 0.050 BASIC .2284 .010 .2440 .020 0.40 1.27 SEE VARIATIONS 0 8 .016 .050 SEE VARIATIONS 0 8 D mm. MIN 4.80 MAX 5.00 MIN .1890 D (inch) MAX .1968 150 mil (Narrow Body) SOIC Ordering Information ICS9112yM-26-T Example: ICS XXXX y M - PPP - T Designation for tape and reel packaging Pattern Number (2 or 3 digit number for parts with ROM code patterns) Package Type M=SOIC Revision Designator (will not correlate with datasheet revision) Device Type (consists of 3 or 4 digit numbers) Prefix ICS, AV = Standard Device 3 ICS reserves the right to make changes in the device data identified in this publication without further notice. ICS advises its customers to obtain the latest version of all device data to verify that any information being relied upon by the customer is current and accurate. ICS9112-26 SYMBOL In Millimeters In Inches COMMON DIMENSIONS COMMON DIMENSIONS MIN MAX MIN MAX 0.05 0.80 0.19 1.20 0.15 1.05 0.30 .002 .032 .007 .047 .006 .041 .012 A A1 A2 b c D E E1 e L N aaa VARIATIONS N 0.09 0.20 SEE VARIATIONS 6.40 BASIC 4.30 4.50 0.65 BASIC 0.45 0.75 SEE VARIATIONS 0 8 0.10 .0035 .008 SEE VARIATIONS 0.252 BASIC .169 .177 0.0256 BASIC .018 .030 SEE VARIATIONS 0 8 .004 D mm. MIN 2.90 MAX 3.10 MIN .114 D (inch) MAX .122 7/6/00 Rev B 4.40 mm. Body, 0.65 mm. pitch TSSOP (0.0256 mil) (173 mil) 8 MO-153 JEDEC Doc.# 10-0038 Ordering Information ICS9112yG-26-T Example: ICS XXXX y G - PPP - T Designation for tape and reel packaging Pattern Number (2 or 3 digit number for parts with ROM code patterns) Package Type G=TSSOP Revision Designator (will not correlate with datasheet revision) Device Type Prefix ICS, AV = Standard Device ICS reserves the right to make changes in the device data identified in this publication without further notice. ICS advises its customers to obtain the latest version of all device data to verify that any information being relied upon by the customer is current and accurate. 4 |
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