Asynchronous decade counter, TTL/H/L family, featuring 14 terminals in a R-PDIP-T14 package. Operates with a nominal supply voltage of 5V (4.75V to 5.25V), supporting up to 16MHz maximum frequency at nominal supply. Offers 2 functions with a propagation delay of 50ns and a maximum output current (Iol) of 0.016A. Designed for commercial temperature grade, with an operating temperature range of 0°C to 70°C.
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Technical Specifications
Texas Instruments SN7490AN technical specifications.
General
Max Operating Temperature
70
Number of Terminals
14
Min Operating Temperature
0
Terminal Position
DUAL
JEDEC Package Code
R-PDIP-T14
Width
7.62
Length
19.305
Pin Count
14
Number of Functions
2
Temperature Grade
COMMERCIAL
Supply Voltage-Nom (Vsup)
5
Supply Voltage-Max (Vsup)
5.25
Supply Voltage-Min (Vsup)
4.75
Logic IC Type
DECADE COUNTER
Family
TTL/H/L
Propagation Delay (tpd)
50
Number of Bits
3
Max I(ol)
0.016
Load Capacitance
15
Power Supply Current-Max (ICC)
42
Count Direction
UP
Trigger Type
NEGATIVE EDGE
fmax-Min
32
Max Frequency@Nom-Sup
16000000
Compliance
RoHS
No
Lead Free
No
HTS Code
8542.39.00.01
REACH
not_compliant
Military Spec
False
Datasheet
Texas Instruments SN7490AN Datasheet
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