UPSD3253B-40 查看數據表（PDF） - STMicroelectronics

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UPSD3253B-40

Flash Programmable System Devices with 8032 Microcontroller Core and 256Kbit SRAM

STMicroelectronics 

µPSD325X DEVICES

Table 143. TQFP80 – 80-lead Plastic Quad Flatpack Package Mechanical Data

mm

inches

Symb

Typ

Min

Max

Typ

Min

A

–

–

1.60

–

–

A1

–

0.05

0.15

–

0.002

A2

1.40

1.35

1.45

0.055

0.053

b

0.22

0.17

0.27

0.009

0.007

c

–

0.09

0.20

–

0.004

D

14.00

–

–

0.551

–

D1

12.00

–

–

0.472

–

D2

9.50

–

–

0.374

–

E

14.00

–

–

0.473

–

E1

12.00

–

–

0.394

–

E2

9.50

–

–

0.374

–

e

0.50

–

–

0.020

–

L

0.60

0.45

0.75

0.024

0.018

L1

1.00

–

–

0.039

–

α

3.5

0°

7°

3.5

0°

n

80

80

Nd

20

20

Ne

20

20

CP

–

–

0.08

–

–

Max

0.063

0.006

0.057

0.011

0.008

–

–

–

–

–

–

–

0.030

–

7°

0.003

173/176

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