DESCRIPTION
A new pattern can then be written to the device by following the programming procedure. For application where the content is programmed only one time and erasure is not required, the M27C1024 is offered in PDIP40, PLCC44 and TSOP40 (10 x 14mm) packages. Table 1. Signal Names A0-A15 Q0-Q15 E G P VPP VCC VSS Address Inputs Data Outputs Chip Enable Output Enable Program Program Supply Supply Voltage Ground PLCC44 (C) TSOP40 (N) 10 x 14mm Figure 1. Logic Diagram VCC VPP 16 A0-A15 16 Q0-Q15 P E G M27C1024 VSS AI00702B September 1998 1/15 M27C1024 Figure 2A. DIP Pin Connections VPP E Q15 Q14 Q13 Q12 Q11 Q10 Q9 Q8 VSS Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 G 1 40 2 39 3 38 4 37 5 36 6 35 7 34 8 33 9 32 10 31 M27C1024 30 11 12 29 13 28 14 27 15 26 16 25 17 24 18 23 19 22 20 21 AI00703 Figure 2B. LCC Pin Connections VCC P NC A15 A14 A13 A12 A11 A10 A9 VSS A8 A7 A6 A5 A4 A3 A2 A1 A0 Q12 Q11 Q10 Q9 Q8 VSS NC Q7 Q6 Q5 Q4 Q13 Q14 Q15 E VPP NC VCC P NC A15 A14 1 44 A13 A12 A11 A10 A9 VSS NC A8 A7 A6 A5 12 M27C1024 34 23 Q3 Q2 Q1 Q0 G NC A0 A1 A2 A3 A4 AI00704 Warning: NC = Not Connected.
STMicroelectronics
