ST72F321 STMICROELECTRONICS [STMicroelectronics], ST72F321 Datasheet - Page 172

• Manufacturer Part Number: ST72F321
• Description: 64/44-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST72321
Figure 103. 44-Pin Thin Quad Flat Package
172/189
D1
D
E1
E
L1
A1
L
b
e
A2
A
h
c
Dim.
A1
A2
D1
E1
L1
A
C
D
N
b
E
e
L
θ
0.05
1.35 1.40 1.45 0.053 0.055 0.057
0.30 0.37 0.45 0.012 0.015 0.018
0.09
0.45 0.60 0.75 0.018 0.024 0.030
Min
0°
12.00
10.00
12.00
10.00
0.80
1.00
mm
Typ
3.5°
Number of Pins
Max
1.60
0.15 0.002
0.20 0.004 0.000 0.008
7°
44
Min
0°
inches
0.472
0.394
0.472
0.394
0.031
0.039
Typ
3.5°
0.063
0.006
Max
7°