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SX20AC/SX28AC
2.3 Part Numbering
Vss
P
Ground pin
Name
Pin Type Input Levels
Description
Note: I = input, O = output, I/O = Input/Output, P = Power, TTL = TTL input, CMOS = CMOS input,
ST = Schmitt Trigger input, MIWU = Multi-Input Wakeup input
Table 2-1. Ordering Information
Device
Pins
I/O
EE/Flash
(Words)
RAM
(Bytes)
Package
Voltage
Range (V)
Operating
Frequency (MHz)
Operating
Temp. (
°
C)
SX20AC/SS
20
12
2K
136
standard
20 pin SSOP
3.0 - 5.5
50
-40
°
C to +85
°
C
4.5 - 5.5
75
0
°
C to +70
°
C
SX28AC/DP
28
20
2K
136
standard
28 pin DIP
3.0 - 5.5
50
-40
°
C to +85
°
C
4.5 - 5.5
75
0
°
C to +70
°
C
SX28AC/SS
28
20
2K
136
standard
28 pin SSOP
3.0 - 5.5
50
-40
°
C to +85
°
C
4.5 - 5.5
75
0
°
C to +70
°
C
SX28AC/SSU
28
20
2K
136
RoHS
Compliant,
"Green"
(Pb-Free)
28 pin SSOP
3.0 - 5.5
50
-40
°
C to +85
°
C
4.5 - 5.5
75
0
°
C to +70
°
C
Figure 2-1. Part Number Reference Guide
SXxxAC/xx U
Memory Size
Feature Set
Pin Count
Product Family
C =
2k word
Indicates Pb-Free / "Green" packaging / RoHS Compliance
DP =
DIP
SS =
SSOP
Package Type