參數(shù)資料
型號: SN54HC253W
廠商: TEXAS INSTRUMENTS INC
元件分類: 編、解碼器及復(fù)用、解復(fù)用
英文描述: HC/UH SERIES, DUAL 4 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDFP16
封裝: CERAMIC, DFP-16
文件頁數(shù): 8/11頁
文件大?。?/td> 214K
代理商: SN54HC253W
SN54HC253, SN74HC253
DUAL 4-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
WITH 3-STATE OUTPUTS
SCLS133B – DECEMBER 1982 – REVISED MAY 1997
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, CL = 150 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HC253
SN74HC253
UNIT
PARAMETER
(INPUT)
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
76
235
355
295
A or B
Any Y
4.5 V
23
47
71
59
t d
6 V
20
41
60
51
ns
tpd
Dt
2 V
68
220
335
275
ns
Data
(Any C)
Y
4.5 V
20
44
67
55
(Any C)
6 V
17
38
57
51
2 V
44
185
280
230
ten
OE
Y
4.5 V
16
37
56
46
ns
6 V
14
32
48
40
2 V
45
210
315
265
tt
Y
4.5 V
17
42
63
53
ns
6 V
13
36
53
45
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance per multiplexer
No load
45
pF
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