M28C64

18/24

Table 11. Ordering Information Scheme

Note: 1. Available only with 120 ns speed (-12), 5V operating range (-blank), and -40 to 85

°C temperature range (-6).

2. Available for the M28C64 only.

3. Available for the 3V range (-xxW) only.

4. Not available for the 1 ms write time option (-A).

5. Available only for the “M28C64 - 12 MS 3” (5V range, SO28 package)

Example:

M28C64

–

A

12

BS

6

T

Write Time

Option

blank

T

Tape and Reel Packing

Speed

Temperature Range

90 ns

10

°Cto 70 °C

12

120 ns

6

–40

°Cto 85 °C

15

150 ns

3

–40

200 ns

250 ns

300 ns

Package

BS

PDIP28

Operating Voltage

KA

PLCC32

blank 4.5 V to 5.5 V

MS

SO28 (300 mil width)

2.7 V to 3.6 V

NS

TSOP28 (8 x 13.4 mm)

ORDERING INFORMATION

Devices are shipped from the factory with the

memory content set at all ‘1’s (FFh).

The notation used for the device number is as

shown in Table 11. For a list of available options

(speed, package, etc.) or for further information on

any aspect of this device, please contact your

nearest ST Sales Office.