74hc193a IK Semicon Co., Ltd, 74hc193a Datasheet

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74hc193a

Manufacturer Part Number
74hc193a
Description
Presettable 4-bit Binary Up/down Counter
Manufacturer
IK Semicon Co., Ltd
Datasheet

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TECHNICAL DATA
Presettable 4-Bit Binary UP/DOWN Counter
High-Performance Silicon-Gate CMOS
device inputs are compatible with standard CMOS outputs; with pullup
resistors, they are compatible with LS/ALSTTL outputs.
Count Down Clock inputs. The direction of counting is determined by
which input is clocked. The outputs change state synchronous with the
LOW-to-HIGH transitions on the clock inputs. This counter may be
preset by entering the desired data on the P0, P1, P2, P3 input. When the
Parallel Load input is taken low the data is loaded independently of either
clock input. This feature allows the counters to be used as devide-by-n by
modifying the count lenght with the preset inputs. In addition the counter
can also be cleared. This is accomplished by inputting a high on the
Master Reset input. All 4 internal stages are set to low independently of
either clock input.Both a Terminal Count Down (TC
Count Up (TC
down counting functions. The TC
pulse when the counter underflows and TC
counter overflows. The counter can be cascaded by connecting the TC
and TC
Clock inputs, respectively, of the next device.
• Outputs Directly Interface to CMOS, NMOS, and TTL
• Operating Voltage Range: 2.0 to 6.0 V
• Low Input Current: 1.0 µA
• High Noise Immunity Characteristic of CMOS Devices
The IN74HC193A is identical in pinout to the LS/ALS193. The
The counter has two separate clock inputs, a Count Up Clock and
D
outputs of one device to the Count Up Clock and Count Down
U
) Outputs are provided to enable cascading of both up and
D
output produces a negative going
LOGIC DIAGRAM
PIN 8 = GND
PIN 16 =V
U
outputs a pulse when the
CC
D
) and Terminal
U
T
A
ORDERING INFORMATION
= -55° to 125° C for all packages
IN74HC193AN Plastic
PIN ASSIGNMENT
IN74HC193AD SOIC
IN74HC193A
Rev. 00

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74hc193a Summary of contents

Page 1

... TECHNICAL DATA Presettable 4-Bit Binary UP/DOWN Counter High-Performance Silicon-Gate CMOS The IN74HC193A is identical in pinout to the LS/ALS193. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALSTTL outputs. The counter has two separate clock inputs, a Count Up Clock and Count Down Clock inputs ...

Page 2

... Unused inputs must always be tied to an appropriate logic voltage level (e.g., either GND or V outputs must be left open and GND Pins SOIC Package+ Parameter and V should be constrained to the range GND≤(V IN OUT IN74HC193A Value Unit -0.5 to +7 ±20 mA ±25 mA ±50 mA 750 mW 500 ° ...

Page 3

... GND 6 GND 6 =0µA OUT FUNCTION TABLE Mode The IN74HC193 is an UP/DOWN MODULO- 16 Binary Counter. Logic equations For Terminal Count: • • IN74HC193A Guaranteed Limit 25 °C ≤85 ≤125 Unit °C °C to -55°C 1.5 1.5 1.5 V 3.15 3.15 3.15 4.2 4.2 4.2 0.3 0.3 0.3 V 0.9 0.9 0.9 1.2 1.2 1.2 1 ...

Page 4

... V 2.0 100 4.5 20 6.0 18 2.0 0 4.5 0 6.0 0 2.0 150 4.5 30 6.0 26 2.0 100 4.5 20 6.0 17 2.0 100 4.5 20 6.0 17 2.0 100 4.5 500 6.0 400 IN74HC193A Guaranteed Limit ≤85°C ≤125°C Unit 3.2 2.6 MHz 270 325 270 325 155 190 110 ...

Page 5

... Figure 1. Switching Waveforms Figure 3. Switching Waveforms Figure 5. Switching Waveforms IN74HC193A Figure 2. Switching Waveforms Figure 4. Switching Waveforms Figure 6. Test Circuit Rev. 00 ...

Page 6

... TIMING DIAGRAM IN74HC193A Rev. 00 ...

Page 7

... EXPANDED LOGIC DIAGRAM IN74HC193A Rev. 00 ...

Page 8

... Maximum mold flash or protrusion 0.15 mm (0.006) per side for A; for B ‑ 0.25 mm (0.010) per side. N SUFFIX PLASTIC DIP (MS - 001BB SEATING -T- PLANE SUFFIX SOIC (MS - 012AC SEATING PLANE IN74HC193A Dimension, mm Symbol MIN MAX A 18.67 19.69 B 6.1 7.11 5. 0.36 0.56 F 1.14 1.78 2. 7.62 J 0° 10° 2.92 3 ...

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