參數(shù)資料
型號： SN54HC139FK
廠商： Texas Instruments, Inc.
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 800mA, 3.3V Output, Low Dropout Voltage Regulator; Package: SOT-223 (TO-261) 4 LEAD; No of Pins: 4; Container: Tape and Reel; Qty per Container: 4000
中文描述： 雙程線，4線解碼器/解復(fù)用器
文件頁數(shù)： 4/16頁
文件大小： 535K
代理商： SN54HC139FK
SCLS108D DECEMBER 1982 REVISED SEPTEMBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
TYP
1.998
SN54HC139
MIN
1.9
SN74HC139
MIN
1.9
UNIT
MIN
1.9
MAX
MAX
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 = 4 mA
IOH = 5.2 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 = 4 mA
IOL = 5.2 mA
4.5 V
0.17
0.26
0.4
0.33
6 V
0.15
±
0.1
0.26
±
100
0.4
0.33
±
1000
II
ICC
Ci
VI = VCC or 0
VI = VCC or 0,
6 V
±
1000
160
nA
μ
A
pF
IO = 0
6 V
8
80
2 V to 6 V
3
10
10
10
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
VCC
TA = 25
°
C
TYP
SN54HC139
MIN
SN74HC139
MIN
UNIT
(OUTPUT)
MIN
MAX
175
MAX
255
MAX
220
2 V
47
A or B
Y
4.5 V
14
35
51
44
tpd
6 V
12
30
44
38
ns
2 V
39
175
255
220
G
Y
4.5 V
11
35
51
44
6 V
10
30
44
38
2 V
38
75
110
95
tt
Y
4.5 V
6 V
8
6
15
13
22
19
19
16
ns
operating characteristics, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance per decoder
No load
25
pF
相關(guān)PDF資料
PDF描述
SN54HC139W 800mA, Adjustable Output 1.35 to 10V , Low Dropout Voltage Regulator; Package: TO-220, SINGLE GAUGE; No of Pins: 3; Container: Rail; Qty per Container: 50
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