參數(shù)資料
型號: DS99144
英文描述: QUAD DIFFERENTIAL DRIVERS
中文描述: 四差分驅動器
文件頁數(shù): 6/16頁
文件大?。?/td> 255K
代理商: DS99144
6
Agere Systems Inc.
Data Sheet
January 1999
BDG1A, BDP1A, BDGLA, BPNGA, BPNPA, and BPPGA
Quad Differential Drivers
Timing Characteristics
(continued)
12-2677F
Figure 2. Driver Propagation-Delay Timing
12-2268.dC
* E2 = 1 while E1 changes state.
E1 = 0 while E2 changes state.
Note: In the third state, both outputs (i.e., OUTPUT and OUTPUT) are 0.2 V below the low state.
Figure 3. Driver Enable and Disable Timing for a High Input
INPUT
TRANSITION
OUTPUTS
OUTPUT
OUTPUT
OUTPUT
t
tLH
t
PHL
t
tHL
t
PLH
t
PHH
t
PLL
t
P2
t
P1
20%
80%
20%
80%
2.4 V
1.5 V
0.4 V
V
OH
V
OL
V
OH
(V
OH
+ V
OL
)/2
V
OL
V
OH
(V
OH
+ V
OL
)/2
V
OL
V
OH
V
OL
E1*
OUTPUT
OUTPUT
t
PHZ
t
PZH
t
PLZ
t
PZL
3.0 V
1.3 V
0.0 V
V
OH
V
OL
+ 0.2 V
V
OL
V
OL
0.1 V
V
OL
V
OL
0.1 V
E2
3.0 V
1.3 V
0.0 V
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