sx20ac Parallax, Inc., sx20ac Datasheet - Page 5

• Manufacturer Part Number: sx20ac
• Description: Configurable Communications Controllers With Ee/flash Program Memory, In-system Programming Capability And On-chip Debug
• Manufacturer: Parallax, Inc.

Parallax SX20AC/SX28AC
1.8.
* Ratings are preliminary
© Parallax Inc.
Device Part#
SX20AC/SS
SX20AC/SS-G
SX28AC/DP
SX28AC/DP-G
SX28AC/SS
SX28AC/SS-G
Part Numbering
Pins
20
28
28
I/O
12
20
20
EE/Flash
(Words)
2K
2K
2K
Table 1-1: Part Numbering
(Bytes)
RAM
137
136
136
Page 5 of 51
Range (V)
Voltage
3.0 – 5.5
3.0 – 5.5
3.0 – 5.5
Figure 1-2
Part Number Reference Guide
3.0
Operating Temp @
-40 °C to +85 °C
-40 °C to +85 °C
-40 °C to +85 °C
–
5.5 V, 50 MHz*
4.5
Operating Temp @
–
Rev 1.6 11/20/2006
0 °C to +70 °C
0 °C to +70 °C
0 °C to +70 °C
5.5 V, 75 MHz*
www.parallax.com