TMPN3120E1M 2001-02-21 1/8 toshiba cmos digital integrated circuit silicon monolithic TMPN3120E1M neuron ? chip for distributed intelligent control networks (l on w orks ? ) the TMPN3120E1M is a neuron chip which configures l on w orks nodes on a single chip. neuron chips have all the built-in communications and control functions required to implement l on w orks nodes. these nodes may then be easily integrated into highly-reliable distributed intelligent control networks. the typical functions for this chip are explained below. features i / o functions ? eleven programmable i / o pins. ? two programmable 16-bit timers and counters built in. ? 34 different types of i / o functions to handle a wide range of input and output. ? rom firmware image containing pre-programmed i / o drivers, greatly simplifying application programs. network functions ? two cpus for communication protocol processing built in. the communications and application cpus execute in parallel. ? equipped with a built-in lontalk protocol which supports all seven levels of the osi reference model with iso. ? the rom firmware image contains a complete network operating system, greatly simplifying application programs. ? built-in twisted-pair wire transceiver ? equipped with communications modes and communication speeds which support various types of external transceivers. supports twisted-pair wire, power line, radio ( rf ), infrared, coaxial cables, and fiber optics. ? communication port transceiver modes and logical addresses stored within the eeprom. can be amended via the network. weight : 1.1g (typ.) ? toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in g eneral can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. it is the responsibi lity of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, a nd to avoid situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury o r damage to property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the most recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handlin g guide for semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. ? the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfun ction o r failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energ y control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion cont rol instruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this docume n t shall be made at the customer?s own risk. ? the products described in this document are subject to the foreign exchange and foreign trade laws. ? the information contained herein is presented only as a guide for the applications of our products. no responsibility is assume d b y toshiba corporation for any infringements of intellectual property or other rights of the third parties which may result from i ts use. no license is granted by implication or otherwise under any intellectual property or other rights of toshiba corporation o r others. ? the information contained herein is subject to change without notice. 000707 eba1
TMPN3120E1M 2001-02-21 2/8 other functions ? application programs are also stored within the eeprom. can be updated by downloading over the network. up to 900-byte applications can be stored. ? built-in watch-dog timer. ? each chip has a unique id number. effective during the logical installation of networks. ? low electrical consumption mode supported with a sleep mode. ? built-in low-voltage detection circuit. prevents incorrect operations and writing errors in the eeprom during drops in power voltage. ? the package is sop32-p-525-1.27.
TMPN3120E1M 2001-02-21 3/8 block diagram item TMPN3120E1M cpu 8-bit cpu3 ram 1,024 bytes rom 10,240 bytes eeprom 1,024 bytes 16-bit timer / counter 2 channels external memory interface not available package 32-pin sop
TMPN3120E1M 2001-02-21 4/8 pin assignment pin function pin no. pin name i / o pin function 15 clk1 input oscillator connection, or external clock input. 14 clk2 output oscillator connection. leave open when external clock is input to clk1. 1 ~reset i / o (built-in configurable pull-up) reset pin. (active low) 8 ~service i / o (built-in configurable pull-up) service pin. indicator output during operation. 7~4 io 0 ~io 3 i / o large current sink capacity (20ma). general i / o port. 3, 30~28 io 4 ~io 7 i / o (built-in configurable pull-up) general i / o port. one of io 4 to io 7 can be specified as no.1 timer / counter input. output signal can be output to io 0 . io 4 can be used as the no.2 timer / counter input with io 1 as output. 27, 26, 24 io 8 ~io 10 i / o general i / o port. can be used for serial communication with other device. 2, 11, 12, 18, 25, 32 v dd input power input (5.0v typ.) 9, 10, 13, 16, 23, 31 v ss input power input (0v gnd) 19, 20, 17, 21, 22 cp 0 ~cp 4 i / o bidirectional port for communications. supports several communications protocols by specifying mode. * : the ~service and io 4 ~ io 7 terminals are programmable pull-ups. all v dd terminals must be externally connected. all v ss terminals must be externally connected.
TMPN3120E1M 2001-02-21 5/8 maximum ratings ( v ss = 0v, v ss typ.) characteristics symbol rating unit power supply voltage v dd ? 0.3~7.0 v input voltage v in ? 0.3~v dd +0.3 v power dissipation pd 800 mw storage temperature t stg ? 65~150 c operating conditions item symbol min typ. max unit operating voltage v dd 4.5 5.0 5.5 v v ih 2.0 D v dd v input voltage ( ttl ) v il v ss D 0.8 v v ih v dd ? 0.8 D v dd v input voltage ( cmos ) v il v ss D 0.8 v operating frequency f osc 0.625 D 10 mhz operating temperature t opr ? 40 D 85 c electrical characteristics dc characteristic (v dd = 5.0 v 10%, v ss = 0 v, ta = ? 40~85c) (above operating conditions apply unless otherwise states.) characteristics symbol pins test condition min max unit i ol =20ma 0 0.8 v low output voltage (1) v ol (1) io 0 ~io 3 i ol =10ma 0 0.4 v i ol =20ma 0 0.8 v low output voltage (2) v ol (2) ~service duty cycle=50% i ol =10ma 0 0.4 v low output voltage (3) v ol (3) cp 2 , cp 3 i ol =40ma 0 1.0 v low output voltage (4) v ol (4) others (note 1) i ol =1.4ma 0 0.4 v high output voltage (1) v oh (1) io 0 ~io 3 i oh = ? 1.4ma v dd ? 0.4 v dd v high output voltage (2) v oh (2) ~service i oh = ? 1.4ma v dd ? 0.4 v dd v high output voltage (3) v oh (3) cp 2 , cp 3 i oh = ? 40ma v dd ? 1.0 v dd v high output voltage (4) v oh (4) others (note 1) i oh = ? 1.4ma v dd ? 0.4 v dd v input current i in (note 2) v in =v ss ~v dd ? 10 +10 a pull-up current i pu io 4 ~io 7 ~service, ~reset (note 3) v in =0v ? 30 ? 300 a low-voltage detection level v lvd v dd D 3.8 4.5 v note1 : output voltage characteristics exclude the ~reset pin and clk2 pin. note2 : excludes pull-up input pins. note3 : the io 4 to io 7 and ~service pins have programmable pull-ups. ~reset has a fixed pull-up.
TMPN3120E1M 2001-02-21 6/8 item symbol typ. max unit 10 mhz clock 17 30 5 mhz clock 9 15 2.5 mhz clock 6 8 1.25 mhz clock 4 5 operating mode current consumption 0.625 mhz clock i dd (op) 2 3 ma sleep mode current consumption i dd (slp) 16 100 a note: test conditions for current dissipation v dd =5v, all output=with no load, all input=0.2v or below or v dd ? 0.2v, programmable pull-up=off, crystal oscillator clock input, differential receiver disabled. the current value ( typ. ) is a typical value when ta=25c. the current value ( max ) applies to the rated temperature range at v dd =5.5v. 200a ( typ. ) to 600a ( max ) is added to the current of the differential receiver when the receiver is enabled. the differential receiver is enabled by either of the following conditions : when the neuron chip is in run mode and the communication ports are in differential mode. when the neuron chip is in sleep mode, the communication ports are in differential mode, and the comm port wakeup is not masked.
TMPN3120E1M 2001-02-21 7/8 ? echelon, neuron, lon, lontalk, lonbuilder, nodebuilder, l on w orks , 3150, 3120 and lonmanager are the registered trade marks of america?s echelon inc. ? the neuron chip is manufactured by toshiba under license from echelon corporation, usa. a licensing agreement between the customer and echelon corporation must be concluded before purchasing any of the neuron chip products. ? the neuron chip itself does not include the i 2 c object function. you need the ?i 2 c library? deliveried by echelon. the neuron chip and the i 2 c library do not convey nor imply a right under any i 2 c patent rights of philips electronics n.v. ( ?philips? ) to make, use or sell any product employing such patent rights. please refer all questions with respect to i 2 c patents and licenses to philips at: mr. gert-jan hessenlmann corporate intellectual property philips international b.v. prof. holstlaan 6 building wah 1-100 p.o. box 220 5600 ae, eindhoven, the netherlands phone : + 31 40 274 32 61 fax : + 31 40 274 34 89 e-mail : gert.jan.hesselmann@philips.com.
TMPN3120E1M 2001-02-21 8/8 package dimensions
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