74HCT244PW-T NXP Semiconductors, 74HCT244PW-T Datasheet - Page 3

• Manufacturer Part Number: 74HCT244PW-T
• Description: Buffers & Line Drivers OCTAL BUFFER 3-STATE
• Manufacturer: NXP Semiconductors

Specifications of 74HCT244PW-T

• Product Category: Buffers & Line Drivers
• Rohs: yes
• Number Of Input Lines: 8
• Number Of Output Lines: 8
• Polarity: Non-Inverting
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-360-20
• High Level Output Current: - 6 mA
• Logic Family: HCT
• Logic Type: CMOS
• Low Level Output Current: 6 mA
• Minimum Operating Temperature: - 40 C
• Number Of Channels Per Chip: 8
• Output Type: 3-State
• Propagation Delay Time: 22 ns at 4.5 V
• Factory Pack Quantity: 2500
• Part # Aliases: 74HCT244PW,118

NXP Semiconductors
5. Pinning information
Table 2.
74HC_HCT244
Product data sheet
Symbol
1OE, 2OE
1A0, 1A1, 1A2, 1A3
2Y0, 2Y1, 2Y2, 2Y3
GND
2A0, 2A1, 2A2, 2A3
1Y0, 1Y1, 1Y2, 1Y3
V
Fig 4.
CC
Pin configuration DIP20, SO20, (T)SSOP20
Pin description
GND
1OE
1A0
2Y0
1A1
2Y1
1A2
2Y2
1A3
2Y3
10
1
2
3
4
5
6
7
8
9
5.1 Pinning
5.2 Pin description
74HCT244
Pin
1, 19
2, 4, 6, 8
3, 5, 7, 9
10
17, 15, 13, 11
18, 16, 14, 12
20
74HC244
001aae011
All information provided in this document is subject to legal disclaimers.
20
19
18
17
16
15
14
13
12
11
V
2OE
1Y0
2A0
1Y1
2A1
1Y2
2A2
1Y3
2A3
CC
Rev. 4 — 24 September 2012
Description
output enable input (active LOW)
data input
bus output
ground (0 V)
data input
bus output
supply voltage
Fig 5.
(1) This is not a supply pin. The substrate is attached to this
pad using conductive die attach material. There is no
electrical or mechanical requirement to solder this pad.
However, if it is soldered, the solder land should remain
floating or be connected to GND.
Pin configuration DHVQFN20
index area
terminal 1
74HC244; 74HCT244
1A0
2Y0
1A1
2Y1
1A2
2Y2
1A3
2Y3
Transparent top view
2
3
4
5
6
7
8
9
Octal buffer/line driver; 3-state
74HCT244
74HC244
GND
(1)
19
18
17
16
15
14
13
12
001aae012
© NXP B.V. 2012. All rights reserved.
2OE
1Y0
2A0
1Y1
2A1
1Y2
2A2
1Y3
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