TC14433 Datasheet, PDF (6/20 Pages) TelCom Semiconductor, Inc – 3-1/2 DIGIT A/D CONVERTERS

TC14433/A
TABLE 2-1: PIN FUNCTION TABLE (CONTINUED)
Pin No.
(24-Pin PDIP)
(24-Pin CERDIP)
(24-Pin SOIC)
Pin No.
(28-Pin PLCC)
Symbol
Description
21
25
Q₁ BCD data output pin. Multiplexed BCD outputs contain three full digits of
information during digit select DS₂, DS₃, DS₄.
22
26
Q₂ During DS₁, the 1/2 digit, overrange, underrange and polarity information
is available.
23
27
Q₃ Refer to the Truth Table 4-1.
24
28
V_DD Positive power supply. This is the most positive power supply pin.
1
NC Not Used.
—
8
NC Not Used.
—
15
NC Not Used.
—
22
NC Not Used.
DS21394B-page 6
© 2002 Microchip Technology Inc.