74HCT257DB,112 NXP Semiconductors, 74HCT257DB,112 Datasheet - Page 2

• Manufacturer Part Number: 74HCT257DB,112
• Description: IC QUAD 2-IN MUX 3ST INV 16-SSOP
• Manufacturer: NXP Semiconductors
• Series: 74HCTr
• Type: Multiplexerr

Specifications of 74HCT257DB,112

• Package / Case: 16-SSOP
• Circuit: 4 x 2:1
• Independent Circuits: 1
• Current - Output High, Low: 6mA, 6mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Product: Multiplexer
• Logic Family: 74HCT
• Number Of Bits: 4
• Number Of Lines (input / Output): 2.0 / 4.0
• Propagation Delay Time: 45 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Input Lines: 2.0
• Number Of Output Lines: 4.0
• Power Dissipation: 500 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-2813-5; 935190960112

NXP Semiconductors
3. Ordering information
Table 1.
4. Functional diagram
74HC_HCT257_5
Product data sheet
Type number
74HC257N
74HCT257N
74HC257D
74HCT257D
74HC257DB
74HCT257DB
74HC257PW
74HCT257PW
Fig 1.
Logic symbol
Ordering information
Package
Temperature range
−40 °C to +125 °C
−40 °C to +125 °C
−40 °C to +125 °C
−40 °C to +125 °C
11
10
14
13
15
2
3
5
6
OE
1I 0
1I 1
2I 0
2I 1
3I 0
3I 1
4I 0
4I 1
S
mga835
1
1Y
2Y
3Y
4Y
Name
DIP16
SO16
SSOP16
TSSOP16
4
7
9
12
Rev. 05 — 13 January 2010
Description
plastic dual in-line package; 16 leads (300 mil)
plastic small outline package; 16 leads; body width 3.9 mm SOT109-1
plastic shrink small outline package; 16 leads;
body width 5.3 mm
plastic thin shrink small outline package; 16 leads;
body width 4.4 mm
Fig 2.
IEC logic symbol
74HC257; 74HCT257
15
11
10
14
13
1
2
3
5
6
Quad 2-input multiplexer; 3-state
G1
EN
1
1
001aad467
MUX
12
4
7
9
© NXP B.V. 2010. All rights reserved.
Version
SOT38-4
SOT338-1
SOT403-1
2 of 17