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參數(shù)資料
| 型號： | SX28 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Configurable Communications Controllers with EE/Flash Program Memory, In-System Programming Capability and On-Chip Debug |
| 中文描述： | 配置通信控制器與電子工程/閃存程序存儲器，在系統(tǒng)編程能力和片上調(diào)試 |
| 文件頁數(shù)： | 40/52頁 |
| 文件大?。?/td> | 688K |
| 代理商： | SX28 |
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2000 Scenix Semiconductor, Inc. All rights reserved.
- 40 -
www.scenix.com
SX18AC/SX20AC/SX28AC/SX18AC75/SX20AC75/SX28AC75
17.2
SX18/20/28AC (Temp Range: 0
°
C
<=
Ta
<=
+70
°
C) and SX18/20/28AC-I (Temp Range: -40
°
C
<=
Ta
<=
+85
°
C)
DC Characteristics
Note 1: Vdd must start rising from Vss to ensure proper Power-On-Reset when relying on the internal Power-On-Reset
circuitry.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
dd
Supply Voltage (Note 1)
F
osc
= 32 MHz
F
osc
= 50 MHz
2.7
3.0
-
-
5.5
5.5
V
V
S
Vdd
V
dd
rise rate
0.05
-
-
V/ms
I
dd
Supply Current, active
V
dd
= 5.0V, F
osc
= 50 MHz (Crystal)
V
dd
= 5.0V, F
osc
= 4 MHz (Crystal)
V
dd
= 2.7V, F
osc
= 20 MHz (Crystal)
-
77
7.5
17
82
8
18
mA
mA
mA
I
pd
Supply Current, power down
V
dd
= 3.0V, WDT enabled
V
dd
= 3.0V, WDT disabled
-
10
1.0
20
9.0
μA
μA
V
ih,
V
il
Input Levels
MCLR, OSC1, RTCC
Logic High
Logic Low
All Other Inputs
CMOS
Logic High
Logic Low
TTL
Logic High
Logic Low
0.8V
dd
V
ss
0.7V
dd
V
ss
2.0
V
ss
V
dd
0.2V
dd
V
dd
0.3V
dd
V
dd
0.8
V
V
V
V
V
V
I
il
Input Leakage Current
V
in
= V
dd
or V
ss
-1.0
+1.0
μA
I
ip
Weak Pullup Current
V
dd
= 5.5V, V
in
= 0V
V
dd
= 3.0V, V
in
= 0V
100
25
190
50
μA
μA
V
oh
Output High Voltage
OSC2, Ports B, C
Port A
Ioh = 20mA, Vdd = 4.5V
Ioh = 12mA, Vdd = 3.0V
Ioh = 30mA, Vdd = 4.5
Ioh = 20mA, Vdd = 3.0V
Vdd-0.7
Vdd-0.7
Vdd-0.7
Vdd-0.7
V
V
V
V
V
ol
Output Low Voltage
All Ports, OSC2
Iol = 30mA, Vdd = 4.5V
Iol = 20mA, Vdd = 3.0V
0.6
0.6
V
V
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