ST72E121J4D0 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72E121J4D0

8-BIT MCU WITH 8 TO 16K OTP/EPROM, 384 TO 512 BYTES RAM, WDG, SCI, SPI AND 2 TIMERS

STMicroelectronics 

ST72E121 ST72T121

Figure 52. 44-Pin Thin Quad Flat Package

0.10mm

.004

seating plane

b

c

L1

L

K

mm

inches

Dim

Min Typ Max Min Typ Max

A

1.60

0.063

A1 0.05

0.15 0.002

0.006

A2 1.35 1.40 1.45 0.053 0.055 0.057

b 0.30 0.37 0.45 0.012 0.015 0.018

c 0.09

0.20 0.004

0.008

D

12.00

0.472

D1

10.00

0.394

D3

8.00

0.315

E

12.00

0.472

E1

10.00

0.394

E3

8.00

0.315

e

0.80

0.031

K 0° 3.5° 7°

L 0.45 0.60 0.75 0.018 0.024 0.030

L1

1.00

0.039

Number of Pins

N

44

90/92

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