TC826 TelCom Semiconductor, TC826 Datasheet - Page 4

• Manufacturer Part Number: TC826
• Description: A/D CONVERTER WITH BAR GRAPH DISPLAY OUTPUT
• Manufacturer: TelCom Semiconductor

PIN DESCRIPTION (Cont.)
Pin No.
(64-Plastic
Quad Flat
Package) Symbol
3-174
TC826
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
BAR 25
BAR 26
BAR 27
BAR 28
BAR 29
BAR 30
BAR 31
BAR 32
BAR 33
BAR 34
BAR 35
BAR 36
BAR 37
BAR 38
BAR 39
BAR 40
BAR 24
POL–
OR
NC
NC
Description
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD Segment driver:
LCD segment driver that indicated input out–of–range condition.
LCD segment driver that indicates input signal is negative.
Input logic signal that selects bar or dot display format. Normally in bar mode. Connect to V
1M resistor for Dot format.
Input logic signal that prevents display from changing. Pulled high internally to inactive state.
Connect to V
Input logic signal. Sets TC826 to BAR display mode. BAR 0 to 40, plus OR flash on and off. The POL–
LCD driver is on. Pulled high internally to inactive state. Connect to V
activate.
SS
through 1M series resistor for HOLD mode operation.
Bar 24
Bar 25
Bar 26
Bar 27
Bar 28
Bar 29
Bar 30
Bar 31
Bar 32
Bar 33
Bar 34
Bar 35
Bar 36
Bar 37
Bar 38
Bar 39
Bar 40
BAR GRAPH DISPLAY OUTPUT
TELCOM SEMICONDUCTOR, INC.
A/D CONVERTER WITH
SS
with 1 M
series resistor to
SS
through