74HCT574N NXP Semiconductors, 74HCT574N Datasheet - Page 3

• Manufacturer Part Number: 74HCT574N
• Description: Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin PDIP Bulk
• Manufacturer: NXP Semiconductors

Specifications of 74HCT574N

• Package: 20PDIP
• Logic Function: D-Type Bus Interface
• Logic Family: HCT
• Number Of Element Outputs: 8
• Output Signal Type: Single-Ended
• Output Type: 3-State
• Number Of Output Enables Per Element: 1
• Typical Operating Supply Voltage: 5 V
• Operating Temperature: -40 to 125 °C
• Flip-flop Type: D
• Propagation Delay: 18ns
• Frequency: 123MHz
• Output Current: 6mA
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: DIP
• No. Of Pins: 20
• Operating: RoHS Compliant
• Trigger Type: Positive Edge
• Ic Output Type: Tri State Non Inverted
• Rohs Compliant: Yes

Philips Semiconductors
PIN DESCRIPTION
December 1990
PIN NO.
1
2, 3, 4, 5, 6, 7, 8, 9
10
11
19, 18, 17, 16, 15, 14, 13, 12
20
Octal D-type flip-flop; positive edge-trigger;
3-state
Fig.1 Pin configuration.
SYMBOL
OE
D
GND
CP
Q
V
CC
0
0
to D
to Q
7
7
Fig.2 Logic symbol.
3
NAME AND FUNCTION
3-state output enable input (active LOW)
data inputs
ground (0 V)
clock input (LOW-to-HIGH, edge-triggered)
3-state flip-flop outputs
positive supply voltage
Fig.3 IEC logic symbol.
74HC/HCT574
Product specification