M68AR128M

16/18

PART NUMBERING

Table 11. Ordering Information Scheme

Note: 1. Package option available on request. Please contact STMicroelectronics local Sales Office.

For a list of available options (e.g., Speed, Package) or for further information on any aspect of this device,

please contact the ST Sales Office nearest to you.

Example:

M68AR128

M

L

55 ZB

6

T

Device Type

M68

Mode

A = Asynchronous

Operating Voltage

R = 1.65 to 1.95V

Array Organization

128 = 2 Mbit (128K x16)

Option 1

M = 1 Chip Enable; Write and Standby from UB and LB

Option 2

L = Low Leakage

Speed Class

55 = 55 ns

70 = 70 ns

Package

ZB = TFBGA48: 0.75 mm pitch

Operative Temperature

1 = 0 to 70 °C

6 = –40 to 85 °C

Shipping

T = Tape & Reel Packing