74F569SC Fairchild Semiconductor, 74F569SC Datasheet - Page 3

• Manufacturer Part Number: 74F569SC
• Description: IC COUNTER BINARY 4BIT 20-SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74Fr

Specifications of 74F569SC

• Logic Type: Binary Counter
• Direction: Up, Down
• Number Of Elements: 1
• Number Of Bits Per Element: 4
• Reset: Asynchronous/Synchronous
• Count Rate: 90MHz
• Trigger Type: Positive Edge
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Timing: -

CC Truth Table
H
L
Note 1: TC is generated internally
State Diagram
LOW Voltage Level
HIGH Voltage Level
SR
H
X
X
X
X
L
PE
X
L
X
X
X
H
CEP CET
H
X
X
X
X
L
Inputs
X
HIGH-to-LOW-to-HIGH Clock Transition
Immaterial
H
X
X
X
X
L
(Note 1)
FIGURE 2. Multistage Counter with Lookahead Carry
TC
H
X
X
X
X
L
FIGURE 1. Multistage Counter with Ripple Carry
CP
X
X
X
X
X
Output
CC
H
H
H
H
H
3
Mode Select Table
H
L
X
MR
H
H
H
H
H
H
L
LOW Voltage Level
Immaterial
HIGH Voltage Level
SR
X
H
H
H
H
H
L
PE
X
X
H
H
H
H
L
Inputs
CEP CET U/D
X
X
X
H
X
L
L
X
X
X
X
H
L
L
X
X
X
X
X
H
L
Asynchronous Reset
Synchronous Reset
Parallel Load
Hold
Hold
Count Up
Count Down
www.fairchildsemi.com
Operating
Mode