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參數(shù)資料
| 型號： | NTE6821 |
| 廠商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Peripheral Interface Adapter (PIA), NMOS, 1MHz |
| 中文描述： | 集成電路外設(shè)接口適配器（PIA）的，NMOS管，1MHz的 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 45K |
| 代理商： | NTE6821 |
Bus Timing Characteristics (Cont’d):
(V
CC
= 5V
±
5%, V
SS
= 0, T
A
= 0
°
to +70
°
C unless otherwise
specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Setup Time, Address and R/W Valid to
Enable Positive Transition
Address Hold Time
t
AS
160
–
–
ns
t
AH
t
DDR
t
DHR
t
DSW
t
DHW
10
–
–
ns
Data Delay Time, Read
–
–
320
ns
Data Hold Time, Read
10
–
–
ns
Data Setup Time, Write
195
–
–
ns
data Hold Time, Write
10
–
–
ns
Peripheral Timing Characteristics:
(V
CC
= 5V
±
5%, V
SS
= 0, T
A
= 0
°
to +70
°
C unless otherwise
specified)
Parameter
Symbol
Min
Max
Unit
Peripheral Data Setup Time
t
PDSU
t
PDH
t
CA2
t
RS1
t
r
, t
f
t
RS2
t
PDW
t
CMOS
t
CB2
t
DC
t
RS1
PW
CT
t
r
, t
f
t
RS2
t
IR
t
RS3
PW
I
t
RL
200
–
ns
Peripheral Data Hold Time
0
–
ns
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
ns
μ
s
ns
μ
s
μ
s
μ
s
μ
s
ns
μ
s
Delay Time, Enable negative transition to CA2 negative transition
–
1.0
Delay Time, Enable negative transition to CA2 positive transition
–
1.0
Rise and fall Times for CA1 and CA2 input signals
–
1.0
Delay Time from CA1 active transition to CA2 positive transition
–
2.0
Delay Time, Enable negative transition to Peripheral Data Valid
–
1.0
Delay Time, Enable negative transition to Peripheral CMOS Data Valid PA0
–
PA7, CA2
–
2.0
Delay Time, Enable positive transition to CB2 negative transition
–
1.0
Delay Time, Peripheral Data Valid to CB2 negative transition
20
–
Delay Time, Enable positive transition to CB2 postivie transition
–
1.0
Peripheral Control Output Pulse Width, CA2/CB2
550
–
Rise and Fall Time for CB1 and CB2 input signals
–
1.0
Delay Time, CB1 active transition to CB2 positive transition
–
2.0
Interrupt Release Time, IRQA and IRQB
–
2.0
Interrupt Response Time
–
1.0
Interrupt Input Pulse Width
500
–
Reset Low Time (Note 2)
1.0
–
Note 2. The Reset line must be high a minimum of 1.0
μ
s before addressing the PIA.
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| NTE6860 | 制造商:NTE Electronics 功能描述: |
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| NTE6885 | 制造商:NTE 制造商全稱:NTE Electronics 功能描述:Integrated Circuit Hex 3-State Buffer/Inverter |
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