[ /Title (CD74 HC299 , CD74 HCT29 9) /Subject (High Speed CMOS Logic 8-Bit Universal Shift CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Data sheet acquired from Harris Semiconductor SCHS178C January 1998 - Revised May 2003 High-Speed CMOS Logic 8-Bit Universal Shift Register; Three-State Features Description The ’HC259 and ’HCT299 are 8-bit shift/storage registers with three-state bus interface capability. The register has four synchronous-operating modes controlled by the two select inputs as shown in the mode select (S0, S1) table. The mode select, the serial data (DS0, DS7) and the parallel data (I/O0 - I/O7) respond only to the low-to-high transition of the clock (CP) pulse. S0, S1 and data inputs must be stable one setup time prior to the clock positive transition. • Buffered Inputs • Four Operating Modes: Shift Left, Shift Right, Load and Store • Can be Cascaded for N-Bit Word Lengths • I/O0 - I/O7 Bus Drive Capability and Three-State for Bus Oriented Applications • Typical fMAX = 50MHz at VCC = 5V, CL = 15pF, TA = 25oC The Master Reset (MR) is an asynchronous active low input. When MR output is low, the register is cleared regardless of the status of all other inputs. The register can be expanded by cascading same units by tying the serial output (Q0) to the serial data (DS7) input of the preceding register, and tying the serial output (Q7) to the serial data (DS0) input of the following register. Recirculating the (n x 8) bits is accomplished by tying the Q7 of the last stage to the DS0 of the first stage. • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads • Wide Operating Temperature Range . . . -55oC to 125oC • Balanced Propagation Delay and Transition Times • Significant Power Reduction Compared to LSTTL Logic ICs The three-state input/output I(/O) port has three modes of operation: • HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V 1. Both output enable (OE1 and OE2) inputs are low and S0 or S1 or both are low, the data in the register is presented at the eight outputs. 2. When both S0 and S1 are high, I/O terminals are in the high impedance state but being input ports, ready for parallel data to be loaded into eight registers with one clock transition regardless of the status of OE1 and OE2. • HCT Types - 4.5V to 5.5V Operation - Direct LSTTL Input Logic Compatibility, VIL= 0.8V (Max), VIH = 2V (Min) - CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH 3. Either one of the two output enable inputs being high will force I/O terminals to be in the off-state. It is noted that each I/O terminal is a three-state output and a CMOS buffer input. Pinout Ordering Information CD54HC299, CD54HCT299 (CERDIP) CD74HC299, CD74HCT299 (PDIP, SOIC) TOP VIEW TEMP. RANGE (oC) PACKAGE CD54HC299F3A -55 to 125 20 Ld CERDIP CD54HCT299F3A -55 to 125 20 Ld CERDIP CD74HC299E -55 to 125 20 Ld PDIP CD74HC299M -55 to 125 20 Ld SOIC PART NUMBER S0 1 20 VCC OE1 2 19 S1 OE2 3 18 DS7 I/O6 4 17 Q7 CD74HC299M96 -55 to 125 20 Ld SOIC I/O4 5 16 I/O7 CD74HCT299E -55 to 125 20 Ld PDIP I/O2 6 15 I/O5 CD74HCT299M -55 to 125 20 Ld SOIC I/O0 7 14 I/O3 Q0 8 13 I/O1 CD74HCT299M96 -55 to 125 20 Ld SOIC MR 9 12 CP GND 10 NOTE: When ordering, use the entire part number. The suffix 96 denotes tape and reel. 11 DS0 CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. Copyright © 2003, Texas Instruments Incorporated 1 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Functional Diagram CP OE1 OE2 12 2 3 MR 9 20 THREESTATE CONTROL VCC 7 I/O 0 I/O 2 BUS LINE OUTPUTS I/O THREE-STATE OUTPUTS 6 5 SHIFT REGISTER I/O THREE-STATE OUTPUTS I/O 4 4 I/O 6 8 STANDARD OUTPUT Q0 1 S0 MODE SELECTION 10 GND 13 I/O 1 14 I/O 3 BUS LINE 15 I/O 5 OUTPUTS 16 I/O7 17 STANDARD Q7 OUTPUT 19 S1 11 18 DS0 DS7 MODE SELECT FUNCTION TABLE THREE-STATE I/O PORT OPERATING MODE INPUTS FUNCTION INPUTS/OUTPUTS OE1 OE2 S0 S1 Qn (REGISTER) I/O0 --- I/O7 L L L X L L L L L X H H L L X L L L L L X L H H Load Register X X H H Qn = I/On I/On = Inputs Disable I/O H X X X X (Z) X H X X X (Z) Read Register TRUTH TABLE INPUTS REGISTER OUTPUTS FUNCTION MR CP S0 S1 DS0 DS7 I/On Q0 Q1 --- Q6 Q7 RESET (CLEAR) L X X X X X X L L --- L L H ↑ h l l X X L q0 --- q5 q6 H ↑ h l h X X H q0 --- q5 Q6 H ↑ l h X l X q1 q2 --- q7 L H ↑ l h X h X q1 q2 --- q7 H Hold (Do Nothing) H ↑ l l X X X q0 q1 --- q6 q7 Parallel Load H ↑ h h X X l L L --- L L H ↑ h h X X h H H --- H H Shift Right Shift Left H = Input Voltage High Level, h = Input voltage high one set-up timer prior clock transition; L = Input Voltage Low Level; l = Input voltage low one set-up time prior to clock transition; qn = Lower case letter indicates the state of the reference output one set-up time prior to clock transition; X - Voltage level on logic status don’t care; Z = Output in high impedance state, ↑ = Low to High Clock Transition. 2 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Absolute Maximum Ratings Thermal Information DC Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to 7V DC Input Diode Current, IIK For VI < -0.5V or VI > VCC + 0.5V . . . . . . . . . . . . . . . . . . . . . .±20mA DC Output Diode Current, IOK For VO < -0.5V or VO > VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±20mA DC Drain Current, per Output, IO, For -0.5V < VO < VCC + 0.5V For Q Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .±25mA For I/O Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .±35mA DC Output Source or Sink Current per Output Pin, IO For VO > -0.5V or VO < VCC + 0.5V . . . . . . . . . . . . . . . . . . . .±25mA DC VCC or Ground Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . .±50mA Thermal Resistance (Typical, Note 1) θJA (oC/W) E (PDIP) Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 M (SOIC) Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . 150oC Maximum Storage Temperature Range . . . . . . . . . .-65oC to 150oC Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC (SOIC - Lead Tips Only) Operating Conditions Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC Supply Voltage Range, VCC HC Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2V to 6V HCT Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.5V to 5.5V DC Input or Output Voltage, VI, VO . . . . . . . . . . . . . . . . . 0V to VCC Input Rise and Fall Time 2V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000ns (Max) 4.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500ns (Max) 6V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400ns (Max) CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. NOTE: 1. The package thermal impedance is calculated in accordance with JESD 51-7. DC Electrical Specifications TEST CONDITIONS SYMBOL VI (V) IO (mA) High Level Input Voltage VIH - - Low Level Input Voltage VIL High Level Output Voltage CMOS Loads VOH PARAMETER VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC MIN TYP MAX MIN MAX MIN MAX UNITS HC TYPES - - VIH or VIL High Level Output Voltage TTL Loads -0.02 VOL Input Leakage Current VCC or GND - 1.5 - 1.5 - V - - 3.15 - 3.15 - V 6 4.2 - - 4.2 - 4.2 - V 2 - - 0.5 - 0.5 - 0.5 V 4.5 - - 1.35 - 1.35 - 1.35 V 6 - - 1.8 - 1.8 - 1.8 V 2 1.9 - - 1.9 - 1.9 - V 4.5 4.4 - - 4.4 - 4.4 - V 6 5.9 - - 5.9 - 5.9 - V I/On - - - - - - - - V -6 4.5 3.98 - - 3.84 - 3.7 - V -7.8 0.02 6 5.48 - - 5.34 - 5.2 - V 2 - - 0.1 - 0.1 - 0.1 V 4.5 - - 0.1 - 0.1 - 0.1 V 6 - - 0.1 - 0.1 - 0.1 V I/On - - - - - - - - V 4 6 4.5 - - 0.26 - 0.33 - 0.4 V 5.2 7.8 6 - - 0.26 - 0.33 - 0.4 V 6 - - ±0.1 - ±1 - ±1 µA Qn II - -4 VIH or VIL Low Level Output Voltage TTL Loads 1.5 3.15 Qn -5.2 Low Level Output Voltage CMOS Loads 2 4.5 - 3 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 DC Electrical Specifications (Continued) TEST CONDITIONS 25oC -40oC TO 85oC -55oC TO 125oC PARAMETER SYMBOL VI (V) IO (mA) VCC (V) Quiescent Device Current ICC VCC or GND 0 6 - - 8 - 80 - 160 µA - 6 - - ±0.5 - ±5 - ±10 µA Three- State Leak- VIL or VIH VO = VCC or GND age Current MIN TYP MAX MIN MAX MIN MAX UNITS HCT TYPES High Level Input Voltage VIH - - 4.5 to 5.5 2 - - 2 - 2 - V Low Level Input Voltage VIL - - 4.5 to 5.5 - - 0.8 - 0.8 - 0.8 V High Level Output Voltage CMOS Loads VOH VIH or VIL -0.02 4.5 4.4 - - 4.4 - 4.4 - V -4 4.5 3.98 - - 3.84 - 3.7 - V 0.02 4.5 - - 0.1 - 0.1 - 0.1 V 4 4.5 - - 0.26 - 0.33 - 0.4 V ±0.1 - ±1 - ±1 µA High Level Output Voltage TTL Loads Low Level Output Voltage CMOS Loads VOL VIH or VIL Low Level Output Voltage TTL Loads Input Leakage Current Quiescent Device Current II VCC and GND 0 5.5 - ICC VCC or GND 0 5.5 - - 8 - 80 - 160 µA - 6 - - ±0.5 - ±5 - ±10 µA - 4.5 to 5.5 - 100 360 - 450 - 490 µA Three- State Leak- VIL or VIH VO = VCC age Current or GND Additional Quiescent Device Current Per Input Pin: 1 Unit Load ∆ICC (Note 2) VCC -2.1 NOTE: 2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. HCT Input Loading Table INPUT UNIT LOADS S1, MR 0.25 I/O0 - I/O7 0.25 DS0, DS7 0.25 S0, CP 0.6 OE1, OE2 0.3 NOTE: Unit Load is ∆ICC limit specific in Static Specifications Table, e.g., 360µA max. at 25oC. 4 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Prerequisite for Switching Specifications 25oC PARAMETER -40oC TO 85oC -55oC TO 125oC SYMBOL VCC (V) MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS fMAX 2 6 - - 5 - - 4 - - MHz 4.5 30 - - 25 - - 20 - - MHz 6 35 - - 29 - - 23 - - MHz 2 50 - - 65 - - 75 - - ns 4.5 10 - - 13 - - 15 - - ns 6 9 - - 11 - - 13 - - ns 2 80 - - 100 - - 120 - - ns 4.5 16 - - 20 - - 24 - - ns 6 14 - - 17 - - 20 - - ns 2 100 - - 125 - - 150 - - ns 4.5 20 - - 25 - - 30 - - ns 6 17 - - 21 - - 26 - - ns 2 0 - - 0 - - 0 - - ns 4.5 0 - - 0 - - 0 - - ns 6 0 - - 0 - - 0 - - ns 2 5 - - 5 - - 5 - - ns 4.5 5 - - 5 - - 5 - - ns 6 5 - - 5 - - 5 - - ns 2 120 - - 150 - - 180 - - ns 4.5 24 - - 30 - - 36 - - ns 6 20 - - 26 - - 31 - - ns HC TYPES Maximum Clock Frequency MR Pulse Width Clock Pulse Width Setup Time DS0, DS7, I/On to Clock Hold Time DS0, DS7, I/On, S0, S1 to Clock Recovery Time MR to Clock Setup Time S1, S0 to Clock tW tW tSU tH tREC tSU HCT TYPES Maximum Clock Frequency fMAX 4.5 25 - - 20 - - 16 - - MHz MR Pulse Width tW 4.5 15 - - 19 - - 22 - - ns Clock Pulse Width tW 4.5 20 - - 25 - - 30 - - ns Setup Time DS0, DS7, I/On, S0, S1 to Clock tSU 4.5 20 - - 25 - - 30 - - ns Hold Time DS0, DS7, I/On, S0, S1 to Clock tH 4.5 0 - - 0 - - 0 - - ns Recovery Time MR to Clock tREC 4.5 5 - - 5 - - 5 - - ns Setup Time S1, S0 to Clock tSU 4.5 27 - - 34 - - 41 - - ns 5 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Switching Specifications CL = 50pF, Input tr, tf = 6ns -40oC TO 85oC 25oC PARAMETER SYMBOL TEST CONDITIONS tPLH, tPHL CL = 50pF -55oC TO 125oC VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS 2 - - 200 - 250 - 300 ns 4.5 - - 40 - 50 - 60 ns CL = 15pF 5 - 17 - - - - - ns CL = 50pF 6 - - 34 - 43 - 51 ns CL = 15pF 5 - 10 - - - - - ns tPZH, tPLZ - 13 - - - - - ns tPHZ - 15 - - - - - ns 2 - - 155 - 195 - 235 ns 4.5 - - 31 - 39 - 47 ns 6 - - 26 - 33 - 40 ns 2 - - 185 - 230 - 280 ns 4.5 - - 37 - 46 - 56 ns 6 - - 31 - 39 - 48 ns 2 - - 155 - 195 - 235 ns 4.5 - - 31 - 39 - 47 ns 6 - - 26 - 33 - 40 ns 2 - - 130 - 165 - 195 ns 4.5 - - 26 - 33 - 39 ns 6 - - 22 - 28 - 33 ns 2 - - 75 - 95 - 110 ns 4.5 - - 15 - 19 - 22 ns 6 - - 13 - 16 - 19 ns 2 - - 60 - 75 - 90 ns 4.5 - - 12 - 15 - 18 ns 6 - - 10 - 13 - 15 ns HC TYPES Propagation Delay Clock to I/O Output, Clock to Q0 and Q7, MR to Output Output Enable and Disable Times Output High-Z to High Level Output High Level to High-Z Output Low Level to High-Z Output High-Z to Low Level Output Transition Time tPZL tPZH tPHZ tPLZ tPZL tTHL, tTLH CL = 50pF CL = 50pF CL = 50pF CL = 50pF CL = 50pF Q0, Q7 I/O0 to I/O7 tTHL, tTLH CL = 50pF Input Capacitance CI CL = 50pF - 10 - 10 - 10 - 10 pF Three-State Output Capacitance CO - - 20 - 20 - 20 - 20 pF Power Dissipation Capacitance (Notes 3, 4) CPD CL = 15pF 5 - 150 - - - - - pF 6 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Switching Specifications CL = 50pF, Input tr, tf = 6ns (Continued) -40oC TO 85oC 25oC PARAMETER SYMBOL -55oC TO 125oC TEST CONDITIONS VCC (V) MIN TYP MAX MIN MAX MIN MAX UNITS CL = 50pF 4.5 - - 45 - 56 - 68 ns CL = 15pF 5 - 19 - - - - - ns HCT TYPES Propagation Delay tPHL, tPLH Clock to I/O Output, Clock to Q0 and Q7 MR to Output tPHL, tPLH CL = 50pF 4.5 - - 46 - 58 - 69 ns Output Enable and Disable Times tPZL,tPZH, tPLZ, tPHZ CL = 15pF 5 - 10, 13, 15 - - - - - ns Output High-Z to High Level tPZH CL = 50pF 4.5 - - 32 - 40 - 48 ns Output High Level to High-Z tPHZ CL = 50pF 4.5 - - 37 - 46 - 56 ns Output Low Level to High-Z tPLZ CL = 50pF 4.5 - - 32 - 40 - 48 ns Output High-Z to Low Level tPZL CL = 50pF 4.5 - - 30 - 38 - 45 ns Q0, Q7 CL = 50pF 4.5 - - 15 - 19 - 22 ns I/O0 to I/O7 CL = 50pF 4.5 - - 12 - 15 - 18 ns Output Transition Time tTLH, tTHL Input Capacitance CIN CL = 50pF - 10 - 10 - 10 - 10 pF Three-State Output Capacitance CO - - 20 - 20 - 20 - 20 pF Power Dissipation Capacitance (Notes 3, 4) CPD CL = 15pF 5 - 170 - - - - - pF NOTES: 3. CPD is used to determine the dynamic power consumption, per register. 4. PD = CPD VCC2 fi + ∑ (CL VCC2 fO) where fi = Input Frequency, fO = Output Frequency, CL = Output Load Capacitance, VCC = Supply Voltage. Test Circuits and Waveforms tfCL trCL CLOCK 90% 10% tWL + tWH = I fCL tWL 50% tfCL = 6ns I fCL 3V VCC 50% 10% tWL + tWH = trCL = 6ns CLOCK 50% 2.7V 0.3V GND 1.3V 0.3V tWL tWH NOTE: Outputs should be switching from 10% VCC to 90% VCC in accordance with device truth table. For fMAX, input duty cycle = 50%. 1.3V 1.3V GND tWH NOTE: Outputs should be switching from 10% VCC to 90% VCC in accordance with device truth table. For fMAX, input duty cycle = 50%. FIGURE 1. HC CLOCK PULSE RISE AND FALL TIMES AND PULSE WIDTH FIGURE 2. HCT CLOCK PULSE RISE AND FALL TIMES AND PULSE WIDTH 7 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Test Circuits and Waveforms tr = 6ns (Continued) tf = 6ns 90% 50% 10% INPUT GND tTLH 90% INVERTING OUTPUT tPHL FIGURE 3. HC TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC trCL VCC 90% GND tH(H) 3V 2.7V 1.3V 0.3V GND tH(H) tH(L) VCC DATA INPUT DATA INPUT 50% tH(L) 3V 1.3V 1.3V 1.3V GND tSU(H) tSU(H) tSU(L) tTLH 90% OUTPUT tTHL 90% 50% 10% tTLH 90% 1.3V OUTPUT tREM 3V SET, RESET OR PRESET GND tTHL 1.3V 10% FIGURE 5. HC SETUP TIMES, HOLD TIMES, REMOVAL TIME, AND PROPAGATION DELAY TIMES FOR EDGE TRIGGERED SEQUENTIAL LOGIC CIRCUITS tPHL 1.3V GND IC CL 50pF GND 90% tPLH 50% IC tSU(L) tPHL tPLH tREM VCC SET, RESET OR PRESET tfCL CLOCK INPUT 50% 10% tPLH FIGURE 4. HCT TRANSITION TIMES AND PROPAGATION DELAY TIMES, COMBINATION LOGIC tfCL trCL tTLH 1.3V 10% tPLH tPHL GND tTHL 90% 50% 10% INVERTING OUTPUT 3V 2.7V 1.3V 0.3V INPUT tTHL CLOCK INPUT tf = 6ns tr = 6ns VCC CL 50pF FIGURE 6. HCT SETUP TIMES, HOLD TIMES, REMOVAL TIME, AND PROPAGATION DELAY TIMES FOR EDGE TRIGGERED SEQUENTIAL LOGIC CIRCUITS 8 CD54HC299, CD74HC299, CD54HCT299, CD74HCT299 Test Circuits and Waveforms 6ns (Continued) 6ns OUTPUT DISABLE tr VCC 90% 50% 10% OUTPUTS ENABLED OUTPUT HIGH TO OFF 50% OUTPUTS DISABLED FIGURE 7. HC THREE-STATE PROPAGATION DELAY WAVEFORM OTHER INPUTS TIED HIGH OR LOW OUTPUT DISABLE IC WITH THREESTATE OUTPUT GND 1.3V tPZH 90% OUTPUTS ENABLED OUTPUTS ENABLED 0.3 10% tPHZ tPZH 90% 3V tPZL tPLZ OUTPUT LOW TO OFF 50% OUTPUT HIGH TO OFF 6ns GND 10% tPHZ tf 2.7 1.3 tPZL tPLZ OUTPUT LOW TO OFF 6ns OUTPUT DISABLE 1.3V OUTPUTS DISABLED OUTPUTS ENABLED FIGURE 8. HCT THREE-STATE PROPAGATION DELAY WAVEFORM OUTPUT RL = 1kΩ CL 50pF VCC FOR tPLZ AND tPZL GND FOR tPHZ AND tPZH NOTE: Open drain waveforms tPLZ and tPZL are the same as those for three-state shown on the left. The test circuit is Output RL = 1kΩ to VCC, CL = 50pF. FIGURE 9. 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