參數(shù)資料
型號(hào): SNJ54AHC138FKR
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 編、解碼器及復(fù)用、解復(fù)用
英文描述: AHC/VHC/H/U/V SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, CQCC20
封裝: CERAMIC, LCC-20
文件頁(yè)數(shù): 23/27頁(yè)
文件大?。?/td> 1070K
代理商: SNJ54AHC138FKR
SN54AHC138, SN74AHC138
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCLS258L DECEMBER 1995 REVISED JULY 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54AHC138
SN74AHC138
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
ABC
Any Y
C
15 pF
5.7*
8.1*
1*
9.5*
1
9.5
ns
tPHL
A, B, C
Any Y
CL = 15 pF
5.7*
8.1*
1*
9.5*
1
9.5
ns
tPLH
G1
Any Y
C
15 pF
5.6*
8.1*
1*
9.5*
1
9.5
ns
tPHL
G1
Any Y
CL = 15 pF
5.6*
8.1*
1*
9.5*
1
9.5
ns
tPLH
G2A G2B
Any Y
C
15 pF
5.8*
8.1*
1*
9.5*
1
9.5
ns
tPHL
G2A, G2B
Any Y
CL = 15 pF
5.8*
8.1*
1*
9.5*
1
9.5
ns
tPLH
ABC
Any Y
C
50 pF
7.2
10.1
1
11.5
1
11.5
ns
tPHL
A, B, C
Any Y
CL = 50 pF
7.2
10.1
1
11.5
1
11.5
ns
tPLH
G1
Any Y
C
50 pF
7.1
10.1
1
11.5
1
11.5
ns
tPHL
G1
Any Y
CL = 50 pF
7.1
10.1
1
11.5
1
11.5
ns
tPLH
G2A G2B
Any Y
C =50pF
7.3
10.1
1
11.5
1
11.5
ns
tPHL
G2A, G2B
Any Y
CL = 50 pF
7.3
10.1
1
11.5
1
11.5
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load,
f = 1 MHz
13
pF
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