www.DataSheet4U.com
C-MOS 64K-BIT DUAL PORT STATIC RAM
–TOP VIEW– 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
MB8441-45PFQ(1/3) IL00
NC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
NC NC
52 53 54 55 56 57 58 59 60 61 62 63 64
NC NC NC
VDD(+5V) VDD(+5V)
GND VDD(+5V) GND GND
NC
32 31 30 29 28 27 26 25 24 23 22 21 20
PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
I/O I I I I I I I I I I I I — — O I/O
SIGNAL A12L OEL A0L A1L A2L A3L A4L A5L A6L A7L A8L A9L NC NC
PIN PIN PIN www.DataSheet4U.com I/O SIGNAL I/O SIGNAL NO. NO. NO. 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 I/O I/O I/O I/O I/O I/O I/O — — — — I/O I/O I/O I/O I/O I/O2L I/O3L I/O4L I/O5L I/O6L I/O7L I/O8L GND GND VDD GND I/O1R I/O2R I/O3R I/O4R I/O5R 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 I/O I/O I/O — — — I I I I I I I I I I I/O6R I/O7R I/O8R NC NC NC A9R A8R A7R A6R A5R A4R A3R A2R A1R A0R 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
(VDD = +5V) I/O I I I I O I I I — —.