74HC191D,653 NXP Semiconductors, 74HC191D,653 Datasheet - Page 13
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74HC191D,653
Manufacturer Part Number
74HC191D,653
Description
IC 4BIT BINAR UP/DN COUNT 16SOIC
Manufacturer
NXP Semiconductors
Series
74HCr
Datasheet
1.74HC191N652.pdf
(14 pages)
Specifications of 74HC191D,653
Package / Case
16-SOIC (3.9mm Width)
Logic Type
Binary Counter
Direction
Up, Down
Number Of Elements
1
Number Of Bits Per Element
4
Timing
Synchronous
Count Rate
39MHz
Trigger Type
Positive Edge
Voltage - Supply
2 V ~ 6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Reset
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
74HC191D-T
74HC191D-T
933714600653
74HC191D-T
933714600653
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74HC191D,653
Manufacturer:
NEXPERIA/安世
Quantity:
20 000
Philips Semiconductors
December 1990
Presettable synchronous 4-bit binary
up/down counter
(1) HC : V
Fig.14 Waveforms showing the up/down count input (U/D) to terminal count and ripple clock output (TC, RC)
(1) HC : V
Fig.15 Waveforms showing the parallel load input (PL) pulse width, removal time to clock (CP) and the output
(1) HC : V
HCT : V
HCT : V
HCT : V
propagation delays.
(Q
M
M
M
M
n
= 50%; V
= 1.3 V; V
= 50%; V
= 1.3 V; V
M
M
) transition times.
= 50%; V
= 1.3 V; V
Fig.13 Waveforms showing the input (PL) to output (Q
I
I
I
I
= GND to V
= GND to V
= GND to 3 V.
= GND to 3 V.
I
I
= GND to V
= GND to 3 V.
CC
CC
CC
.
.
.
13
n
) propagation delays.
74HC/HCT191
Product specification