
SN54ALS805A, SN54AS805B, SN74ALS805A, SN74AS805B
HEX 2INPUT NOR DRIVERS
SDAS023C DECEMBER 1982 REVISED JANUARY 1995
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54AS805B
SN74AS805B
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
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
IOH = 3 mA
2.4
3.2
2.4
3.2
V
VOH
VCC = 4.5 V
IOH = 40 mA
2
V
VCC = 4.5 V
IOH = 48 mA
2
VOL
VCC = 4.5 V
IOL = 40 mA
0.25
0.5
V
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
50
200
mA
ICCH
VCC = 5.5 V,
VI = 0
6.5
10
6.5
10
mA
ICCL
VCC = 5.5 V,
VI = 4.5 V
20
32
20
32
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
PARAMETER
(INPUT)
(OUTPUT)
SN54AS805B
SN74AS805B
UNIT
MIN
MAX
MIN
MAX
tPLH
A or B
Y
1
4.8
1
4.3
ns
tPHL
A or B
Y
1
4.8
1
4.3
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.