AT89C4051-12PA ATMEL [ATMEL Corporation], AT89C4051-12PA Datasheet - Page 17

• Manufacturer Part Number: AT89C4051-12PA
• Description: 8-Bit Microcontroller with 4K Bytes Flash
• Manufacturer: ATMEL [ATMEL Corporation]

28. Package Information
28.1
1001E–MICRO–6/05
SEATING PLANE
Notes:
20P3 – PDIP
R
2325 Orchard Parkway
San Jose, CA 95131
1. This package conforms to JEDEC reference MS-001, Variation AD.
2. Dimensions D and E1 do not include mold Flash or Protrusion.
A
Mold Flash or Protrusion shall not exceed 0.25 mm (0.010").
L
e
C
TITLE
20P3, 20-lead (0.300"/7.62 mm Wide) Plastic Dual
Inline Package (PDIP)
eB
E
D
B1
eC
PIN
1
B
A1
E1
SYMBOL
A
A1
D
E
E1
B
B1
L
C
eB
eC
e
24.892
0.381
7.620
0.356
1.270
2.921
0.203
0.000
6.096
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
–
–
NOM
2.540 TYP
–
–
–
–
–
–
–
–
–
–
–
DRAWING NO.
AT89C4051
10.922
26.924
5.334
0.559
1.551
3.810
0.356
1.524
8.255
7.112
MAX
20P3
–
Note 2
Note 2
NOTE
1/23/04
REV.
D
17