MM74C928N Fairchild Semiconductor, MM74C928N Datasheet - Page 2

• Manufacturer Part Number: MM74C928N
• Description: IC COUNTER 4DIG 7SEG DRVR 18-DIP
• Manufacturer: Fairchild Semiconductor

Specifications of MM74C928N

• Display Type: LED
• Configuration: 7 Segment
• Interface: BCD
• Digits Or Characters: 4 Digits
• Current - Supply: 20µA
• Voltage - Supply: 3 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 18-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 74C928; 74C928N

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Connection Diagrams
Functional Description
Reset
Display Select — High, displays output of counter
Latch Enable — High, flow through condition
Clock
Logic Diagrams
— Asynchronous, active high
—Negative edge sensitive
Low, displays output of latch
Low, latch condition
MM74C925
Top View
Pin Assignments for DIP
MM74C925
2
Segment Output — Current sourcing with 40 mA @V
Digit Output — Current sourcing with 1 mA @V
Carry-Out
MM74C926, MM74C927, MM74C928
V
LTTL loads
1.75V. Also, sink capability
— 2 LTTL loads. See carry-out waveforms.
CC
1.6V (typ.) Also, sink capability
Top View
2 LTTL loads
OUT
OUT
2