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tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 1 - march, 2006 programmable encoder ic pt2240 description pt2240 is programmable encoder utilizing cmos technology specially designed for remote control applications. it has a maximum of 2 22 address which may be designed by a one-time programmable process. it can support up to 8 data bits and is housed in 8 or 16-pin dip or sop. it encodes address and data codes into a coded waveform suitable for rf modulation. the pin assignments and application circuit are optimized for easy pcb layout and cost saving advantage. furthermore, pt2240?s intrinsic feature of being able to support 2/ 3/4/6/8 data bits considerably reduces inventory pressures. features ? cmos technology ? low power consumption ? least external components ? high noise immunity ? single resistor oscillator ? operating voltage: 1.8~15v ? up to 8 data pins ? up to 2 22 address codes ? one-time programmable process ? available in sop or dip ? reduction of inventory pressures applications ? burglar alarm system ? car security system ? car/garage door controller ? home/office security system ? personal alarm system
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 2 - march, 2006 programmable encoder ic pt2240 pin configuration pt2240, 8 pins vss vpg pgm vdd dout osc d1/code d0/clk 1 2 3 45 6 7 8 pt2240 pt2240-d3, 8 pins vss pgm d2 vdd dout osc d1/code d0/clk 1 2 3 45 6 7 8 pt2240-d3 pt2240, 16 pins vss s1 vpg s0 d3 vdd dout d5 d1/code d4 d7 osc d2 d6 d0/clk 1 2 3 4 8 7 6 5 pt2240-16 pgm 16 15 14 13 9 10 11 12
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 3 - march, 2006 programmable encoder ic pt2240 application circuit 16 pins, 8 data vss s1 vpg s0 d3 vdd dout d5 d1/code d4 d7 osc d2 d6 d0/clk pt2240-16 pgm *2 rf r osc + - 12v *1 8 pins, 2 data vss vpg pgm*2 vdd dout osc d1/code d0/clk pt224 0 + - r osc rf 12v *1
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 4 - march, 2006 programmable encoder ic pt2240 8 pins, 3 data pt2240-d3 + - r osc rf vss pgm *2 d2 d1/code vdd dout osc d0/clk 12v *1 notes: 1. in order that ic protection is assured, pleas e make sure that a diode is connected between the battery and the vdd. if the diode is not connected and the battery polarity was inverted, then the ic will fail. 2. in order to avoid unexpected programming, we suggest pgm pin connects with ground (vss) to avoid pgm pin changed to ?high level? and cause into ?programming mode?.
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 5 - march, 2006 programmable encoder ic pt2240 order information valid part number package type top code address codes pt2240p-d3 8 pins, dip, 300mil pt2240p-d3 programmed pt2240p-d3s 8 pins, sop, 150mil pt2240p-d3s programmed pt2240p 8 pins, dip, 300mil pt2240p programmed pt2240p-s 8 pins, sop, 150mil pt2240p-s programmed pt2240p-16 16 pins, dip, 300mil pt2240p-16 programmed pt2240p-16s 16 pins, sop, 150mil pt2240p-16s programmed
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 6 - march, 2006 programmable encoder ic pt2240 package information 8 pins, dip, 300mil
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 7 - march, 2006 programmable encoder ic pt2240 symbol min. nom. max. a - - 0.210 a1 0.015 - - a2 0.115 0.130 0.195 b 0.014 0.018 0.022 b1 0.014 0.018 0.020 b2 0.045 0.060 0.070 b3 0.030 0.039 0.045 c 0.008 0.010 0.014 c1 0.008 0.010 0.011 d 0.355 0.365 0.400 d1 0.005 - - e 0.300 0.310 0.325 e1 0.240 0.250 0.280 e 0.100 bsc. ea 0.300 bsc. eb - - 0.430 ec 0.000 - 0.060 l 0.115 0.130 0.150 notes: 1. all dimensions are in inchs. 2. dimensioning and toleranc ing per ansi y14.5m-1982. 3. dimensions ?a?, ?a1? and ?l? are measured wi th the package seated in jedec seating plane gauge gs-3. 4. ?d?, ?d1? and ?e1? dimensions do not include mold flash or protrusions. mold flash or protrusions shall not exceed 0.010 inch. 5. ?e? and ?ea? measured with the leads constrained to be perpendicular to datum -c-. 6. ?eb? and ?ec? are measured at the l ead tips with the loads unconstrained. 7. ?n? is the number of terminal positions. (n=8) 8. pointed or rounded lead tips are preferred to ease insertion. 9. ?b2? and ?b3? maximum dimensions are not in clude dambar protrusions. dambar protrusions shall not exceed 0.010 inch (0.25 mm). 10. variation ba has a b3 dimension and is 1/2 lead package. 11. distance between leads including dambar protrusions to be 0.005 inch minimum. 12. datum plane -h- coincident with t he bottom of lead, where lead exits body. 13. refer to jedec ms-001 variation ba. jedec is the trademark of jedec soli d state technology association.
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 8 - march, 2006 programmable encoder ic pt2240 16 pins, dip, 300mil
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 9 - march, 2006 programmable encoder ic pt2240 symbol min. nom. max. a - - 0.210 a1 0.015 - - a2 0.115 0.130 0.195 b 0.014 0.018 0.022 b1 0.014 0.018 0.020 b2 0.045 0.060 0.070 b3 0.030 0.039 0.045 c 0.008 0.010 0.014 c1 0.008 0.010 0.011 d 0.735 0.755 0.775 d1 0.005 - - e 0.300 0.310 0.325 e1 0.240 0.250 0.280 e 0.100 bsc. ea 0.300 bsc. eb - - 0.430 ec 0.000 - 0.060 l 0.115 0.130 0.150 notes: 1. all dimensions are in inchs. 2. dimensioning and toleranc ing per ansi y14.5m-1982. 3. dimensions ?a?, ?a1? and ?l? are measured wi th the package seated in jedec seating plane gauge gs-3. 4. ?d?, ?d1? and ?e1? dimensions do not include mold flash or protrusions. mold flash or protrusions shall not exceed 0.010 inch. 5. ?e? and ?ea? measured with the leads constrained to be perpendicular to datum -c-. 6. ?eb? and ?ec? are measured at the l ead tips with the loads unconstrained. 7. ?n? is the number of terminal positions. (n=16) 8. pointed or rounded lead tips are preferred to ease insertion. 9. ?b2? and ?b3? maximum dimensions are not in clude dambar protrusions. dambar protrusions shall not exceed 0.010 inch (0.25 mm). 10. variation ba has a b3 dimension and is 1/2 lead package. 11. distance between leads including dambar protrusions to be 0.005 inch minimum. 12. datum plane -h- coincident with t he bottom of lead, where lead exits body. 13. refer to jedec ms-001 variation bb. jedec is the trademark of jedec soli d state technology association.
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 10 - march, 2006 programmable encoder ic pt2240 8 pins, sop, 150mil
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 11 - march, 2006 programmable encoder ic pt2240
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 12 - march, 2006 programmable encoder ic pt2240 symbol min. typ. max. a 1.35 - 1.75 a1 0.10 - 0.25 a2 1.25 - 1.65 b 0.31 - 0.51 b1 0.28 - 0.48 c 0.17 - 0.25 c1 0.17 - 0.23 d 4.90 bsc. e 6.00 bsc. e1 3.90 bsc. e 1.27 bsc. l 0.40 - 1.27 l1 1.04 ref. l2 0.25 bsc. r 0.07 - - r1 0.07 - h 0.25 - 0.50 0 - 8 1 5 - 15 2 0 - - notes: 1. dimensioning and toleranc ing per ansi y 14.5m-1994 2. controlling dimension: millimeters. 3. dimension d does not include mold flash protrusi ons or gate burrs. mold flash, protrusions or gate burrs shall not exceed 0.15 mm (0.006 in) per end. dimension e1 does not include interlead flash or protrusion. interlead flash or protrusion shall not exceed 0.25mm per side. d and e1 dimensions are determined at datum h. 4. the package top may be smaller than the package bottom. dimensions d and e1 are determined at the outermost extremes of the plasti c body exclusive of mold flash, tie bar burrs, gate burrs and interlead flash, but including any mismatch between the top and bottom of the plastic body. 5. datums a & b to be determined at datum h. 6. n is the number of terminal positions. (n=8) 7. the dimensions apply to the flat section of the lead between 0.10 to 0.25mm from the lead tip. 8. dimension ?b? does not include dambar pro trusion. allowable dambar protrusion shall be 0.10mm total in excess of the ?b? dimension at maximum material condi tion. the dambar cannot be located on the lower radius of the foot. 9. this chamfer feature is optional. if it is not pr esent, then a pin 1 identifier must be located within the index area indicated. 10. refer to jedec ms-012, variation aa. jedec is the registered trademark of jede c solid state technology association.
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 13 - march, 2006 programmable encoder ic pt2240 16 pins, sop, 150mil
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 14 - march, 2006 programmable encoder ic pt2240
tel: 886-2-66296288 fax: 886-2-29174598 url: http://www.princeton.com.tw pt2240 v1.7 - 15 - march, 2006 programmable encoder ic pt2240 symbol min. typ. max. a 1.35 - 1.75 a1 0.10 - 0.25 a2 1.25 - 1.65 b 0.31 - 0.51 b1 0.28 - 0.48 c 0.17 - 0.25 c1 0.17 - 0.23 d 9.90 bsc. e 6.00 bsc. e1 3.90 bsc. e 1.27 bsc. l 0.40 - 1.27 l1 1.04 ref. l2 0.25 bsc. r 0.07 - - r1 0.07 - h 0.25 - 0.50 0 - 8 1 5 - 15 2 0 - - notes: 1. dimensioning and toleranc ing per ansi y 14.5m-1994 2. controlling dimension: millimeters. 3. dimension d does not include mold flash protrusi ons or gate burrs. mold flash, protrusions or gate burrs shall not exceed 0.15 mm (0.006 in) per end. dimension e1 does not include interlead flash or protrusion. interlead flash or protrusion shall not exceed 0.25mm per side. d and e1 dimensions are determined at datum h. 4. the package top may be smaller than the package bottom. dimensions d and e1 are determined at the outermost extremes of the plasti c body exclusive of mold flash, tie bar burrs, gate burrs and interlead flash, but including any mismatch between the top and bottom of the plastic body. 5. datums a & b to be determined at datum h. 6. n is the number of terminal positions. (n=8) 7. the dimensions apply to the flat section of the lead between 0.10 to 0.25mm from the lead tip. 8. dimension ?b? does not include dambar pro trusion. allowable dambar protrusion shall be 0.10mm total in excess of the ?b? dimension at maximum material condi tion. the dambar cannot be located on the lower radius of the foot. 9. this chamfer feature is optional. if it is not pr esent, then a pin 1 identifier must be located within the index area indicated. 10. refer to jedec ms-012, variation ac jedec is the registered trademark of jede c solid state technology association.

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