74VHC257MTR STMicroelectronics, 74VHC257MTR Datasheet - Page 5

• Manufacturer Part Number: 74VHC257MTR
• Description: IC MUX QUAD 2CHAN 3-STATE 16SOIC
• Manufacturer: STMicroelectronics
• Series: 74VHCr
• Type: Multiplexerr

Specifications of 74VHC257MTR

• Circuit: 4 x 2:1
• Independent Circuits: 1
• Current - Output High, Low: 8mA, 8mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 7: AC Electrical Characteristics (Input t
(*) Voltage range is 3.3V
(**) Voltage range is 5.0V
Table 8: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
channel)
Symbol
Symbol
C
t
t
t
t
t
t
t
t
C
PD
C
PZH
PHZ
PLH
PHL
PLH
PHL
PZL
PLZ
OUT
PD
IN
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
Propagation Delay
Time A, B to Y
Propagation Delay
Time
SELECT to Y
Output Enable
Time
Output Disable
Time
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance
(note 1)
Parameter
Parameter
0.3V
0.5V
5.0
5.0
5.0
5.0
5.0
5.0
5.0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
V
(V)
CC
(**)
(**)
(**)
(**)
(**)
(**)
(**)
(*)
(*)
(*)
(*)
(*)
(*)
(*)
Test Condition
Test Condition
(pF)
C
15
50
15
50
15
50
15
50
15
50
15
50
50
50
L
R
R
R
R
R
R
L
L
L
L
L
L
= 1K
= 1K
= 1K
= 1K
= 1K
= 1K
r
= t
f
= 3ns)
Min.
Min.
T
T
A
A
Typ.
Typ.
= 25°C
= 25°C
5.8
8.3
3.6
5.1
7.0
9.5
4.0
5.5
6.7
9.2
3.6
5.1
8.6
5.7
18
6
8
Max.
Max.
12.8
14.5
10.5
14.0
12.0
11.0
9.3
5.9
7.9
6.8
8.8
6.8
8.8
7.9
10
Value
Value
Min.
Min.
-40 to 85°C
-40 to 85°C
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC(opr)
= C
Max.
Max.
14.5
13.0
16.5
10.0
12.5
16.0
10.0
13.5
11.0
7.0
9.0
8.0
8.0
9.0
10
PD
x V
-55 to 125°C
-55 to 125°C
Min.
Min.
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
CC
x f
IN
74VHC257
Max.
Max.
14.5
13.0
16.5
10.0
12.5
16.0
10.0
13.5
11.0
+ I
7.0
9.0
8.0
8.0
9.0
10
CC
/4 (per
Unit
Unit
pF
pF
pF
ns
ns
ns
ns
5/14