參數(shù)資料
型號: 74ACT11881
廠商: Texas Instruments, Inc.
英文描述: Arithmetic Logic Units/Function Generators(算術邏輯單元/函數(shù)發(fā)生器)
中文描述: 算術邏輯單元/函數(shù)發(fā)生器(算術邏輯單元/函數(shù)發(fā)生器)
文件頁數(shù): 10/14頁
文件大?。?/td> 151K
代理商: 74ACT11881
54ACT11881, 74ACT11881
ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
10
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Note 2)
LOGIC and ARITH MODES
PARAMETER
FROM
(INPUT)
TO
TEST
TA = 25
°
C
TYP
54ACT11881
MIN
74ACT11881
MIN
UNIT
(OUTPUT)
CONDITIONS
MIN
MAX
MAX
MAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
Ai
Any Fi
M = 4.5 V
(LOGIC mode)
ns
Bi
Fi
M = 4.5 V
(LOGIC mode)
ns
Any S
Any F
M = 0 V
(ARITH mode)
ns
Any S
A = B
M = 0 V
(ARITH mode)
ns
Any S
Cn 4
Cn+4
M = 4.5 V
(LOGIC mode)
ns
Any S
G
M = 0 V
(ARITH mode)
ns
Any S
P
M = 4.5 V
(LOGIC mode)
ns
switching characteristics involving status checks, V
CC
= 5 V
±
0.5 V, C
n
= 4.5 V, M = 4.5 V (unless
otherwise noted) (see Note 2)
PARAMETER
FROM
(INPUT)
TO
TEST
TA = 25
°
C
TYP
54ACT11881
MIN
74ACT11881
MIN
UNIT
(OUTPUT)
CONDITIONS
MIN
MAX
MAX
MAX
tpd
Any A or B
P
S0=S3=4.5 V,
S1=S2=0 V,
(Ai=Bi or Ai
Bi)
ns
tpd
Any A or B
Cn 4
Cn+4
S0=S3=4.5 V,
S1=S2=0 V,
(Ai=Bi or Ai
Bi)
ns
tpd
Any A or B
P
S2=4.5 V,
S0=S1=S3=0 V,
(Ai=Bi=H or L)
ns
tpd
Any A or B
P
S2=4.5 V,
S0=S1=S3=0 V,
(Ai=Bi=H or L)
ns
NOTE 2:Load circuits and voltage waveforms are shown in Section 1 of Advanced CMOS Logic Data Book, 1990.
operating characteristics, V
CC
= 5 V, T
A
= 25
°
C
PARAMETER
Cpd Power dissipation capacitance
TEST CONDITIONS
CL = 50 pF, f = 1 MHz
TYP
170
UNIT
pF
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