參數(shù)資料
型號: 935262005118
廠商: NXP SEMICONDUCTORS
元件分類: 總線收發(fā)器
英文描述: AHC SERIES, OCTAL 1-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封裝: 4.40 MM, PLASTIC, MO-153AC, SOT-360-1, TSSOP-20
文件頁數(shù): 19/20頁
文件大小: 88K
代理商: 935262005118
1999 Sep 28
8
Philips Semiconductors
Product specication
Octal bus transceiver; 3-state
74AHC245; 74AHCT245
AC CHARACTERISTICS
Type 74AHC245
GND = 0 V; tr =tf ≤ 3.0 ns.
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb (°C)
UNIT
WAVEFORMS
CL
25
40 to +85
40 to +125
MIN.
TYP.
MAX.
MIN.
MAX.
MIN.
MAX.
VCC = 3.0 to 3.6 V; note 1
tPHL/tPLH
propagation delay
An to Bn; Bn to An
see Figs 4 and 6 15 pF
5.0
8.4
1.0
10.0
1.0
10.5
ns
tPZL/tPZH
propagation delay
OE to An;
OE to Bn; signal
name DIR
see Figs 5 and 6
6.5
13.2
1.0
15.5
1.0
16.5
ns
tPLZ/tPHZ
propagation delay
OE to An;
OE to Bn; signal
name DIR
7.5
12.5
1.0
15.5
1.0
16.0
ns
tPHL/tPLH
propagation delay
An to Bn; Bn to An
see Figs 4 and 6 50 pF
6.5
11.9
1.0
13.5
1.0
15.0
ns
tPZL/tPZH
propagation delay
OE to An;
OE to Bn; signal
name DIR
see Figs 5 and 6
9.0
16.7
1.0
19.0
1.0
21.0
ns
tPLZ/tPHZ
propagation delay
OE to An;
OE to Bn; signal
name DIR
10.0
15.8
1.0
18.0
1.0
20.0
ns
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