参数资料
型号: SN74AS1008ADRE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 门电路
英文描述: AS SERIES, QUAD 2-INPUT AND GATE, PDSO14
封装: PLASTIC, SO-14
文件页数: 2/7页
文件大小: 257K
代理商: SN74AS1008ADRE4
SN74AS1008A
QUADRUPLE 2-INPUT POSITIVE-AND BUFFER/DRIVER
SDAS071B – DECEMBER 1982 – REVISED JANUARY 1995
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
IOH
High-level output current
–48
mA
IOL
Low-level output current
48
mA
TA
Operating free-air temperature
0
70
°C
This high sink- or source-current device is not recommended for use above 40 MHz.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = –18 mA
–1.2
V
VCC = 4.5 V to 5.5 V,
IOH = – 2 mA
VCC –2
VOH
VCC =4 5V
IOH = – 3 mA
2.4
3.2
V
VCC = 4.5 V
IOH = – 48 mA
2
VOL
VCC = 4.5 V,
IOL = 48 mA
0.35
0.5
V
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.4 V
– 0.5
mA
IO§
VCC = 5.5 V,
VO = 2.25 V
–50
– 200
mA
ICCH
VCC = 5.5 V,
VI = 4.5 V
5.6
9.5
mA
ICCL
VCC = 5.5 V,
VI = 0
13.5
22
mA
All typical values are at VCC = 5 V, TA = 25°C.
§ The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS.
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 ,
TA = MIN to MAX
UNIT
MIN
MAX
tPLH
AorB
Y
1
6
ns
tPHL
A or B
Y
1
6
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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