SN74BCT29854 Datasheet, PDF (5/7 Pages) Texas Instruments – 8-BIT TO 9-BIT PARITY BUS TRANSCEIVER

SN74BCT29854
8-BIT TO 9-BIT PARITY BUS TRANSCEIVER
SCBS257 – SEPTEMBER 1987 – REVISED NOVEMBER 1993
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C_L = 50 pF (unless otherwise noted) (see Note 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
MIN TYP MAX
MIN MAX UNIT
tPLH
tPHL
A or B
B or A
tPLH
A
tPHL
PARITY
tPZH
tPZL
OEA or OEB
A or B
tPHZ
tPLZ
OEA or OEB
A or B
tPLH
tPHL
CLR
LE
ERR
tPLH
tPHL
OEA
PARITY
tPLH
tPHL
Bi / PARITY
ERR
NOTE 1: Load circuits and voltage waveforms are shown in Section 1.
1
5
7
1
8
ns
1
5
7
1
8
1.5
10
13 1.5
15
ns
1.5
10
13 1.5
15
2
12
15
2
13
16
2
17
ns
2
19
2
8
11
2
10
14
2
15
ns
2
17
1.5
11
13 1.5
15
ns
1.5
5
7 1.5
9
1.5
10
13 1.5
15
ns
1.5
10
13 1.5
16
1.5
15
18 1.5
20
ns
1.5
10
13 1.5
15
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