參數(shù)資料
型號(hào)： SN54HC540W
廠商： Texas Instruments, Inc.
英文描述： Very Low Dropout, Ultra Low Noise, 5 Outputs Voltage Regulator; Package: TSSOP-16; No of Pins: 16; Container: Tape and Reel; Qty per Container: 2500
中文描述： 八路緩沖器和線路驅(qū)動(dòng)器，三態(tài)輸出
文件頁(yè)數(shù)： 3/6頁(yè)
文件大小： 93K
代理商： SN54HC540W
SN54HC540, SN74HC540
OCTAL BUFFERS AND LINE DRIVERS
WITH 3-STATE OUTPUTS
SCLS007B – MARCH 1984 – REVISED MAY 1997
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
SN54HC540
MIN
NOM
SN74HC540
MIN
NOM
UNIT
MAX
MAX
VCC
Supply voltage
2
5
6
2
5
6
V
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
1.5
1.5
VIH
High-level input voltage
3.15
3.15
V
4.2
4.2
0
0.5
0
0.5
VIL
Low-level input voltage
0
1.35
0
1.35
V
0
1.8
0
1.8
VI
VO
Input voltage
0
VCC
VCC
1000
0
VCC
VCC
1000
V
Output voltage
0
0
V
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
0
0
tt
Input transition (rise and fall) time
0
500
0
500
ns
0
400
0
400
TA
Operating free-air temperature
–55
125
–40
85
°
C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
TYP
1.998
SN54HC540
SN74HC540
UNIT
MIN
1.9
MAX
MIN
1.9
MAX
MIN
1.9
MAX
2 V
IOH = –20
μ
A
4.5 V
4.4
4.499
4.4
4.4
VOH
VI = VIH or VIL
6 V
5.9
5.999
5.9
5.9
V
IOH = –6 mA
IOH = –7.8 mA
4.5 V
3.98
4.3
3.7
3.84
6 V
5.48
5.8
5.2
5.34
2 V
0.002
0.1
0.1
0.1
IOL = 20
μ
A
4.5 V
0.001
0.1
0.1
0.1
VOL
VI = VIH or VIL
6 V
0.001
0.1
0.1
0.1
V
IOL = 6 mA
IOL = 7.8 mA
4.5 V
0.17
0.26
0.4
0.33
6 V
0.15
±
0.1
±
0.01
0.26
±
100
±
0.5
0.4
0.33
±
1000
II
IOZ
ICC
Ci
VI = VCC or 0
VO = VCC or 0
VI = VCC or 0,
6 V
±
1000
±
10
160
nA
μ
A
μ
A
pF
6 V
±
5
80
IO = 0
6 V
8
2 V to 6 V
3
10
10
10
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