TC7135CLI Microchip Technology, TC7135CLI Datasheet - Page 9

• Manufacturer Part Number: TC7135CLI
• Description: IC ADC 4 1/2DGT 28-PLCC
• Manufacturer: Microchip Technology

Specifications of TC7135CLI

• Display Type: LED
• Configuration: 7 Segment
• Interface: BCD
• Digits Or Characters: A/D 4.5 Digits
• Current - Supply: 1mA
• Voltage - Supply: 4 V ~ 6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5.0
The major digital subsystems within the TC7135 are
illustrated in
shown in
can be displayed on LCD or LED displays. The digital
section is best described through a discussion of the
control signals and data outputs.
FIGURE 5-1:
© 2007 Microchip Technology Inc.
DIGITAL SECTION
FUNCTIONAL DESCRIPTION
Figure
Section
Analog
From
Cross
Detect
DGND
Zero
Figure
5-2. The multiplexed BCD output data
24
Polarity
5-1, with timing relationships
FF
Digital Section Functional Diagram.
Clock
Polarity
In
22
HOLD
RUN/
MSB
Latch
25
D5
Overrange
Control Logic
Latch
Digit
27
D4
Underrange
Multiplexer
Counters
Latch
Drive
D3
28
STROBE
Latch
Signal
D2
26
Output
Data
Latch
LSB
Busy
D1
21
TC7135
13 B1
14 B2
15 B4
16 B8
DS21460D-page 9