Claims
- 1. A semiconductor chip device, comprising:at least one semiconductor circuit, and a plurality of externally accessible terminals, each of said externally accessible terminals being connected to at least said at least one semiconductor circuit, said plurality of externally accessible terminals comprising at least one input-output terminal, at least one input only terminal, at least one ground terminal, and at least one power terminal, said externally accessible terminals being arranged such that a mirror image of said semiconductor chip device would have an input-output terminal at positions corresponding to positions on said semiconductor chip device where there is an input-output terminal, said mirror image of said semiconductor chip device would have an input only terminal at positions corresponding to positions on said semiconductor chip device where there is an input only terminal, said mirror image of said semiconductor chip device would have a ground terminal at positions corresponding to positions on said semiconductor chip device where there is a ground terminal, and said mirror image of said semiconductor chip device would have a power terminal at positions corresponding to positions on said semiconductor chip device where there is a power terminal.
- 2. A semiconductor chip device as in claim 1, wherein said plurality of externally accessible terminals are arranged whereby the two members of each of the following pairs of terminal assignments are in opposite positions relative to an imaginary axis bisecting said chip device:DQ8-DQ7, DQ3-DQ4, DQ0-DQ0, RQ4-RQ3, RQ0-RQ5, CTMN-CFMN, CTM-CFM, DQ3-DQ4, DQ8-DQ7, GND-GND, VCMOS-VDD, VDD-VDD, GND-GND, VDD-VDD, GND-GNDa, GND-GND, VCMOS-VDD, GND-GND, SIO0-SIO1, DQ6-DQ5, DQ2-DQ1, RQ1-RQ2, RQ7-RQ6, VREF-VDDa, DQ1-DQ2, DQ6-DQ5, and SCK-CMD.
- 3. A semiconductor chip device as in claim 1, wherein said plurality of externally accessible terminals are arranged in a first column, a second column, a third column, a fourth column, a fifth column and a sixth column, said first column and said sixth column being opposite one another relative to said imaginary axis, said second column and said fifth column being opposite one another relative to said imaginary axis, said third column and said fourth column being opposite one another relative to said imaginary axis, said first column comprising nine terminal assignments in a sequence, from a top side of said chip device to a bottom side of said chip device, of DQ8-DQ3-DQ0-RQ4-RQ0-CTMN-CTM-DQ3-DQ8, said second column comprising nine terminal assignments in a sequence, from said top side of said chip device to said bottom side of said chip device, of GND-VCMOS-VDD-GND-VDD-GND-GND-VCMOS-GND, said third column comprising nine terminal assignments in a sequence, from said top side of said chip device to said bottom side of said chip device, of SIO0-DQ6-DQ2-RQ1-RQ7-VREF-DQ1-DQ6-SCK, said fourth column comprising nine terminal assignments in a sequence, from said top side of said chip device to said bottom side of said chip device, of SIO1-DQ5-DQ1-RQ2-RQ6-VDDa-DQ2-DQ5-CMD, said fifth column comprising nine terminal assignments in a sequence, from said top side of said chip device to said bottom side of said chip device, of GND-VDD-VDD-GND-VDD-GNDa-GND-VDD-GND, and said sixth column comprising nine terminal assignments in a sequence, from said top side of said chip device to said bottom side of said chip device, of DQ7-DQ4-DQ0-RQ3-RQ5-CFMN-CFM-DQ4-DQ7.
- 4. A semiconductor chip device as recited in claim 3, wherein said first column, said second column and said third column are on a left side of said chip device relative to said imaginary axis, and said fourth column, said fifth column and said sixth column are on a right side of said chip device relative to said imaginary axis.
- 5. A semiconductor chip device as recited in claim 3, wherein said first column, said second column and said third column are on a right side of said chip device relative to said imaginary axis, and said fourth column, said fifth column and said sixth column are on a left side of said chip relative to said imaginary axis.
- 6. A semiconductor chip device as recited in claim 1, wherein said semiconductor chip device is a packaged device.
- 7. A semiconductor chip device as recited in claim 1, wherein said semiconductor chip device is a die device.
Parent Case Info
This application is a divisional of application Ser. No. 09/388,440, filed Sep. 2, 1999 now U.S. Pat. No. 6,307,769, the entire content of which is incorporated herein by reference.
US Referenced Citations (10)