參數(shù)資料
型號: 20-101-0494
廠商: Rabbit Semiconductor
文件頁數(shù): 59/90頁
文件大?。?/td> 0K
描述: MODULE RABBITCORE RCM2250
標準包裝: 1
系列: RabbitCore®
模塊/板類型: MPU 核心模塊
適用于相關(guān)產(chǎn)品: RCM2250
產(chǎn)品目錄頁面: 620 (CN2011-ZH PDF)
其它名稱: 316-1092
56
RabbitCore RCM2200
Table A-3 lists the parameters shown in these figures and provides minimum or measured
values.
A.3 Rabbit 2000 DC Characteristics
Table A-4 outlines the DC characteristics for the Rabbit 2000 at 5.0 V over the recom-
mended operating temperature range from Ta = –40°C to +85°C, VDD = 4.5 V to 5.5 V.
Table A-3. Memory and External I/O Read/Write Parameters
Parameter
Description
Value
R
ead
Parameter
s
Tadr
Time from CPU clock rising
edge to address valid
Max.
7 ns @ 20 pF, 5 V
14 ns @ 70 pF, 5 V
Tsetup
Data read setup time
Min.
2 ns @ 5 V
Thold
Data read hold time
Min.
0 ns
W
rite
Param
eters
Tadr
Time from CPU clock rising
edge to address valid
Max.
7 ns @ 20 pF, 5 V
14 ns @ 70 pF, 5 V
Thold
Data write hold time from /WEx
or /IOWR
Min.
CPU clock cycle
Table A-4. 5.0 Volt DC Characteristics
Symbol
Parameter
Test Conditions
Min
Typ
Max
Units
IIH
Input Leakage High
VIN = VDD, VDD = 5.5 V
10
A
IIL
Input Leakage Low
(no pull-up)
VIN = VSS, VDD = 5.5 V
-10
A
IOZ
Output Leakage (no pull-up)
VIN = VDD or VSS,
VDD = 5.5 V
-10
10
A
VIL
CMOS Input Low Voltage
0.3 x VDD
V
VIH
CMOS Input High Voltage
0.7 x VDD
V
VT
CMOS Switching Threshold VDD = 5.0 V, 25°C
2.4
V
VOL
CMOS Output Low Voltage
IOL = See Table A-5
(sinking)
VDD = 4.5 V
0.2
0.4
V
VOH
CMOS Output High Voltage
IOH = See Table A-5
(sourcing)
VDD = 4.5 V
0.7 x VDD
4.2
V
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