MCM10149M0 Search Results

MCM10149

Contextual Info: MOTOROLA 256 x 4-BIT PROGRAMMABLE READ ONLY MEMORY MECL T h is device is a 2 5 6-w o rd x 4-bit fie ld p rogram m able read o n ly m em o ry P R O M . P rio r to p rog ram m in g , all stored b its are at logic 1 (high) levels. T h e logic state of each b it can then be changed by on-chip program m ing