Holtek HT66F30 - Page 279

Rev. 2.50 278 June 22, 2017 Rev. 2.50 279 June 22, 2017
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
20-pin SOP (300mil) Outline Dimensions













Symbol
Dimensions in inch
Min. Nom. Max.
A — 0.406 BSC —
B — 0.295 BSC —
C
0.012 — 0.020
C’ — 0.504 BSC —
D — —
0.104
E — 0.050 BSC —
F 0.004 —
0.012
G 0.016 — 0.050
H 0.008 —
0.013
α 0° — 8°
Symbol
Dimensions in mm
Min. Nom. Max.
A —
10.30 BSC —
B —
7.50 BSC —
C
0.31 — 0.51
C’ — 12.80 BSC —
D — — 2.65
E —
1.27 BSC —
F
0.10 — 0.30
G 0.40 —
1.27
H 0.20 — 0.33
α 0° — 8°