MM74C928N Fairchild Semiconductor, MM74C928N Datasheet - Page 5

• 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

f
t
t
t
t
t
t
f
C
MAX
r
WR
WLE
SET(CK, LE)
LR
SET(R, LE)
MUX
AC Electrical Characteristics
T
Note 3: AC Parameters are guaranteed by DC correlated testing.
Note 4: Capacitance is guaranteed by periodic testing.
Typical Performance Characteristics
Note: V
, t
IN
Symbol
A
f
25 C, C
D
Voltage across digit driver
Maximum Clock Frequency
Maximum Clock Rise or Fall Time
Reset Pulse Width
Latch Enable Pulse Width
Clock to Latch Enable Set-Up Time
Latch Enable to Reset Wait Time
Reset to Latch Enable Set-Up Time
Multiplexing Output Frequency
Input Capacitance
L
Typical Segment Current
50 pF, unless otherwise noted
vs Output Voltage
Parameter
V
Square Wave Clock T
V
V
V
V
V
V
V
Any Input (Note 4)
Typical Average Segment
CC
CC
CC
CC
CC
CC
CC
CC
(Note 3)
Current vs Segment
5V,
5V
5V
5V
5V
5V
5V
5V
Resistor Value
Conditions
5
T
T
T
T
T
T
T
T
T
T
T
j
j
j
j
j
j
j
j
j
j
j
j
25 C
100 C
25 C
100 C
25 C
100 C
25 C
100 C
25 C
100 C
25 C
100 C
Maximum Power Dissipation
vs Ambient Temperature
2500
3200
1000
Min
250
320
250
320
320
400
1.5
2
0
0
5
1250
1600
Typ
100
125
100
125
160
200
100
100
4
3
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Max
15
Units
MHz
MHz
Hz
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s