16
AT89C4051
1001D06/01
Ordering Information
Speed
(MHz)
Power
Supply Ordering Code Package Operation Range
12 2.7V to 6.0V AT89C4051-12PC
AT89C4051-12SC
20P3
20S
Commercial
(0°C to 70°C)
AT89C4051-12PI
AT89C4051-12SI
20P3
20S
Industrial
(-40°C to 85°C)
24 4.0V to 6.0V AT89C4051-24PC
AT89C4051-24SC
20P3
20S
Commercial
(0°C to 70°C)
AT89C4051-24PI
AT89C4051-24SI
20P3
20S
Industrial
(-40°C to 85°C)
Package Type
20P3 20-lead, 0.300 Wide, Plastic Dual In-line Package (PDIP)
20S 20-lead, 0.300 Wide, Plastic Gull Wing Small Outline (SOIC)
17
Packaging Information
AT89C4051
1001D06/01
1.060(26.9)
.980(24.9)
PIN
1
.280(7.11)
.240(6.10)
.090(2.29)
MAX
.005(.127)
MIN
.015(.381) MIN
.022(.559)
.014(.356)
.070(1.78)
.045(1.13)
.325(8.26)
.300(7.62)
0
15
REF
.430(10.92) MAX
.014(.356)
.008(.203)
.110(2.79)
.090(2.29)
.150(3.81)
.115(2.92)
SEATING
PLANE
.210(5.33)
MAX
.900(22.86) REF
0.299 (7.60)
0.291 (7.39)
0.020 (0.508)
0.013 (0.330)
0.420 (10.7)
0.393 (9.98)
PIN 1
.050 (1.27) BSC
0.513 (13.0)
0.497 (12.6)
0.012 (0.305)
0.003 (0.076)
0.105 (2.67)
0.092 (2.34)
0
8
REF
0.035 (0.889)
0.015 (0.381)
0.013 (0.330)
0.009 (0.229)
20P3, 20-lead, 0.300" Wide, Plastic Dual Inline
Package (PDIP)
Dimensions in Inches and (Millimeters)
JEDEC STANDARD MS-001 AD
20S, 20-lead, 0.300" Wide, Plastic Gull WIng Small
Outline (SOIC)
Dimensions in Inches and (Millimeters)
© Atmel Corporation 2001.
Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Companys standard warranty
which is detailed in Atmels Terms and Conditions located on the Companys web site. The Company assumes no responsibility for any errors
which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does
not make any commitment to update the information contained herein. No licenses to patents or other intellectual property of Atmel are granted
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components in life support devices or systems.
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Printed on recycled paper.
1001D06/01/xM
MCS is a registered trademark of Intel Corporation.
Terms and product names in this document may be trademarks of others.

AT89C4051-12PI

Mfr. #:
Manufacturer:
Microchip Technology / Atmel
Description:
8-bit Microcontrollers - MCU 4K FLASH 2.7 TO 5.5V 12MHZ IND TEMP
Lifecycle:
New from this manufacturer.
Delivery:
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