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参数资料
| 型号： | NTE6850 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit NMOS, Asynchronous Communications Interface Adapter |
| 中文描述： | 集成电路NMOS管，异步通信接口适配器 |
| 文件页数： | 3/3页 |
| 文件大小： | 31K |
| 代理商： | NTE6850 |
Bus Timing Characteristics:
(V
L
≤
4V, V
H
≥
2.4V, measurement points 0.8V and 2V unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
μ
s
ns
Cycle Time
t
cyc
PW
EL
PW
EH
t
r
, t
f
t
AH
t
AS
t
CS
t
CH
t
DHR
t
DHW
t
DHW
t
DSW
1.0
–
10.0
Pulse Width, E Low
430
–
9500
Pulse Width, E High
450
–
9500
ns
Clock Rise and Fall Time
–
–
25
ns
Address Hold Time
10
–
–
ns
Address Setup Time Before E
80
–
–
ns
Chip Select Setup Time Before E
80
–
–
ns
Chip Select Hold Time
10
–
–
ns
Read Data Hold Time
Note 3
20
–
50
ns
Write Data Hold Time
10
–
–
ns
Output data Delay Time
–
–
290
ns
Input Data Setup Time
165
–
–
ns
Note 3. The data bus output buffers are no longer sourcing or sinking current by t
DHR
max (High
Impedance).
V
DD
CTS
DCD
D0
D1
R/W
CS2
CS1
RS
IRQ
CS0
RTS
Pin Connection Diagram
V
SS
D4
D5
D2
D6
D7
E
1
2
3
4
5
6
7
8
9
10
11
12
Rx Data
Cx Clk
Tx Clk
Tx Data
24
23
22
21
20
19
D3
18
17
16
15
14
13
1
12
24
13
1.300 (33.02)
Max
.520
(13.2)
.600
(15.24)
1.100 (27.94)
.100 (2.54)
.225
(5.73)
Max
.126
(3.22)
Min
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相关代理商/技术参数 |
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| NTE6860 | 制造商:NTE Electronics 功能描述: |
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| NTE6880 | 制造商:NTE Electronics 功能描述:QUAD BUS TRANSCVR |
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