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参数资料
| 型号： | NTE6821 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Peripheral Interface Adapter (PIA), NMOS, 1MHz |
| 中文描述： | 集成电路外设接口适配器（PIA）的，NMOS管，1MHz的 |
| 文件页数： | 2/5页 |
| 文件大小： | 45K |
| 代理商： | NTE6821 |
Electrical Characteristics:
(V
CC
= 5V
±
5%, V
SS
= 0, T
A
= 0
°
to +70
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Bus Control Inputs
(R/W, Enable, Reset, RS0, RS1, CS0, CS1, CS2)
Input High Voltage
V
IH
V
IL
I
in
C
in
V
SS
+2.0
V
SS
–
0.3
–
–
V
CC
V
Input Low Voltage
–
V
SS
+0.8
2.5
V
μ
A
pF
Input Leakage Current
V
in
= 0 to 5.25V
V
in
= 0, T
A
= +25
°
C, f = 1MHz
1.0
Capacitance
–
–
7.5
Interrupt Outputs
(IRQA, IRQB)
Output Low Voltage
V
OL
I
LOH
C
out
I
Load
= 3.2mA
V
OH
= 2.4V
V
in
= 0, T
A
= +25
°
C, f = 1MHz
–
–
V
SS
+0.4
10
V
μ
A
pF
Output Leakage Current (Off State)
–
1.0
Capacitance
–
–
5.0
Data Bus
(D0
–
D7)
Input High Voltage
V
IH
V
IL
I
TSI
V
OH
V
OL
C
in
V
SS
+2.0
V
SS
–
0.3
–
–
V
CC
V
Input Low Voltage
–
V
SS
+0.8
10
V
μ
A
V
Three
–
State (Off State) Input Current
V
in
= 0.4 to 2.4V
I
Load
=
–
205
μ
A
I
Load
= 1.6mA
V
in
= 0, T
A
= +25
°
C, f = 1MHz
2.0
Output High Voltage
V
SS
+2.4
–
–
–
Output Low Voltage
–
V
SS
+0.4
12.5
V
Capacitance
–
–
pF
Peripheral Bus
(PA0
–
PA7, PB0
–
PB7, CA1, CA2, CB1, CB2)
Input Leakage Current
R/W, Reset, RS0, RS1, CS0,
CS1, CS2, CA1, CB1, Enable
I
in
V
in
= 0 to 5.25V
–
1.0
2.5
μ
A
Three
–
State (Off State) Input Current
PB0
–
PB7, CB2
Input High Current
PA0
–
PA7, CA2
Darlington Drive Current
PB0
–
PB7, CB2
Input Low Current
PA0
–
PA7, CA2
Output High Voltage
PA0
–
PA7, PB0
–
PB7, CA2, CB2
PA0
–
PA7, CA2
I
TSI
V
in
= 0.4 to 2.4V
–
2.0
10
μ
A
I
IH
V
IH
= 2.4V
–
200
–
400
–
μ
A
I
OH
V
O
= 1.5V
–
1.0
–
–
10
mA
I
IL
V
IL
= 0.4V
–
–
1.3
–
2.4
mA
V
OH
I
Load
=
–
200
μ
A
I
Load
= 10
μ
A
I
Load
= 3.2mA
V
in
= 0, T
A
= +25
°
C, f = 1MHz
V
SS
+2.4
V
CC
–
1.0
–
–
–
–
–
V
V
Output Low Voltage
V
OL
C
in
–
V
SS
+0.4
10
V
Capacitance
–
–
pF
Power Requirements
Power Dissipation
P
D
–
–
550
mW
Bus Timing Characteristics:
(V
CC
= 5V
±
5%, V
SS
= 0, T
A
= 0
°
to +70
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Enable Cycle Time
t
cycE
PW
EH
PW
EL
t
Er
, t
Ef
1000
–
–
ns
Enable Pulse Width, High
450
–
–
ns
Enable Pulse Width, Low
430
–
–
ns
Enable Pulse Rise and Fall Times
–
–
25
ns
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|---|---|
| NTE6850 | 制造商:NTE Electronics 功能描述:IC - NMOS ASYNCHRONOUS COMMUNICATIONS INTERFACE ADAPTER 24 LEAD DIP 制造商:NTE Electronics 功能描述:IC INTERFACE ADAPTER 5.25V DIP-24 制造商:NTE Electronics 功能描述:IC, INTERFACE ADAPTER, 5.25V, DIP-24 制造商:NTE Electronics 功能描述:IC, INTERFACE ADAPTER, 5.25V, DIP-24; IC Interface Type:Serial; Interface Applications:-; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Digital IC Case Style:DIP; No. of Pins:24; Operating Temperature Min:0C 制造商:NTE Electronics 功能描述:Asynchronous Communications Interface Adapter 24-Pin PDIP |
| NTE6860 | 制造商:NTE Electronics 功能描述: |
| NTE6875 | 制造商:NTE Electronics 功能描述:IC, GENERATOR/DRIVER, DIP-16; Clock IC Type:Clock Generator; Digital IC Case Style:DIP; No. of Pins:16; IC Interface Type:-; Mounting Type:Through Hole; Package / Case:16-DIP; Supply Voltage Range:- ;RoHS Compliant: Yes |
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| NTE6885 | 制造商:NTE 制造商全称:NTE Electronics 功能描述:Integrated Circuit Hex 3-State Buffer/Inverter |
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