74HCT244BQ,115 NXP Semiconductors, 74HCT244BQ,115 Datasheet - Page 3

• Manufacturer Part Number: 74HCT244BQ,115
• Description: IC BUFF/DVR TRI-ST DUAL 20QFN
• Manufacturer: NXP Semiconductors
• Series: 74HCTr

Specifications of 74HCT244BQ,115

• Package / Case: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Logic Type: Buffer/Line Driver, Non-Inverting
• Number Of Elements: 2
• Number Of Bits Per Element: 4
• Current - Output High, Low: 6mA, 6mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Logic Family: HCT
• Number Of Channels Per Chip: 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
• High Level Output Current: - 6 mA
• Input Bias Current (max): 8 uA
• Low Level Output Current: 6 mA
• Maximum Power Dissipation: 500 mW
• Minimum Operating Temperature: - 40 C
• Output Current: 35 mA
• Output Type: 3-State
• Propagation Delay Time: 22 ns @ 4.5 V
• Number Of Lines (input / Output): 8 / 8
• Logical Function: Buffer/Line Driver
• Number Of Elements: 2
• Number Of Channels: 8
• Number Of Inputs: 8
• Number Of Outputs: 8
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Quiescent Current: 8uA
• Technology: CMOS
• Pin Count: 20
• Mounting: Surface Mount
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 74HCT244BQ-G; 74HCT244BQ-G; 935273729115

Philips Semiconductors
5. Functional diagram
74HC_HCT244_3
Product data sheet
Fig 1. Functional diagram
Fig 2. Logic symbol
1OE
1A0
1A1
1A2
1A3
2
4
6
8
1
18
16
14
12
1Y0
1Y1
1Y2
1Y3
2OE
2A0
2A1
2A2
2A3
17
15
13
11
19
17
15
13
11
19
2
4
6
8
1
Rev. 03 — 22 December 2005
3
5
7
9
mna874
1A0
1A1
1A2
1A3
1OE
2OE
2A0
2A1
2A2
2A3
2Y0
2Y1
2Y2
2Y3
Fig 3. IEC logic symbol
mna875
1Y0
1Y1
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
18
16
14
12
3
5
7
9
74HC244; 74HCT244
19
11
13
15
17
1
2
4
6
8
EN
EN
Octal buffer/line driver; 3-state
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
mna873
18
16
14
12
9
7
5
3
3 of 22