MC74HC161ADG ON Semiconductor, MC74HC161ADG Datasheet - Page 10

• Manufacturer Part Number: MC74HC161ADG
• Description: IC COUNTER 4BIT PRESET 16SOIC
• Manufacturer: ON Semiconductor
• Series: 74HCr

Specifications of MC74HC161ADG

• Logic Type: Binary Counter
• Direction: Up
• Number Of Elements: 1
• Number Of Bits Per Element: 4
• Reset: Asynchronous
• Timing: Synchronous
• Count Rate: 167MHz
• Trigger Type: Positive Edge
• Voltage - Supply: 2 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Counter Type: Presettable
• Clock Frequency: 35MHz
• Count Maximum: 15
• Supply Voltage Range: 2V To 6V
• Logic Case Style: SOIC
• No. Of Pins: 16
• Operating Temperature Range: -55°C To +125°C
• Family Type: HC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ENABLES
COUNT
Sequence illustrated in waveforms:
1. Reset outputs to zero.
2. Preset to binary twelve.
3. Count to thirteen, fourteen, fifteen, zero, one and two.
4. Inhibit.
CLOCK (HC161A)
CLOCK (HC163A)
RESET (HC161A)
RESET (HC163A)
OUTPUTS
PRESET
INPUTS
DATA
ENABLE P
ENABLE T
RIPPLE
CARRY
OUT
LOAD
Q0
Q1
Q2
Q3
P0
P1
P2
P3
RESET
Figure 12. Timing Diagram
LOAD
(ASYNCHRONOUS)
(SYNCHRONOUS)
http://onsemi.com
12
13 14 15
10
COUNT
0
1
2
INHIBIT