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| Datasheet File OCR Text: |
| ********** C-MOS 4194304 WORD*8-BIT DYNAMIC RAM -- TOP VIEW -- 9 HM5117400AS7GS (1/2) IL22 1 I/O1 2 I/O2 3 WE IN 4 RAS IN 5 VDD (+5V) GND 26 25 I/O4 24 I/O3 23 CAS IN 22 OE IN 21 A9 IN A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 I/O1 I/O2 I/O3 I/O4 2 3 24 25 10 11 12 15 16 17 18 19 21 8 6 NC 22 23 4 OE CAS WE RAS A10 IN 8 A0 IN 9 A1 IN 10 A2 IN 11 A3 IN 12 13 VDD (+5V) 19 A8 IN 18 A7 IN 17 A6 IN 16 A5 IN 5 15 A4 IN GND 14 INPUT A0 - A10 CAS OE RAS WE ; ADDRESS ; COLUMN ADDRESS STROBE ; OUTPUT ENABLE ; ROW ADDRESS STROBE ; READ/WRITE ENABLE INPUT/OUTPUT I/O1 - I/O4 ; DATA HM5117400AS7GS (2/2) RAS RAS CONT. CIRCUIT CAS CAS CONT. CIRCUIT WE WE CONT. CIRCUIT OE OE CONT. CIRCUIT 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS I/O 4 BUFFER I/O 4 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY ROW DECODER & DRIVER SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS I/O 3 BUFFER I/O 3 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY COLUMN DECODER & DRIVER 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY COLUMN DECODER & DRIVER 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS I/O 2 BUFFER I/O 2 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY ROW DECODER & DRIVER SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS I/O 1 BUFFER I/O 1 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY 256K MEMORY CELL ARRAY SENSE AMP. & I/O BUS 256K MEMORY CELL ARRAY COLUMN ADDRESS BUFFER ADDRESS A0-A10 256K MEMORY CELL ARRAY ROW ADDRESS BUFFER |
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