參數(shù)資料
型號(hào): ST16C650ACQ48
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: 2.90V TO 5.5V UART WITH 32-BYTE FIFO
中文描述: 1 CHANNEL(S), 3.125M bps, SERIAL COMM CONTROLLER, PQFP48
封裝: 7 X 7 MM, 1 MM HEIGHT, TQFP-48
文件頁數(shù): 40/53頁
文件大?。?/td> 666K
代理商: ST16C650ACQ48
ST16C650A
2.90V TO 5.5V UART WITH 32-BYTE FIFO
á
REV. 5.0.0
40
AC ELECTRICAL CHARACTERISTICS
TA=0
O
TO
70
O
C (-40
O
TO
+85
O
C
FOR
INDUSTRIAL
GRADE
PACKAGE
), V
CC
IS
2.90V
TO
5.5V 70
P
F L
OAD
WHERE
APPLICABLE
S
YMBOL
P
ARAMETER
L
IMITS
3.3V
M
IN
M
AX
L
IMITS
5.0V
M
IN
M
AX
U
NIT
CLK
Clock Pulse Duration
30
20
ns
OSC
Crystal Frequency
20
24
MHz
OSC
External Clock Frequency
33
50
MHz
T
AS
Address Setup Time (AS# tied to GND)
5
5
ns
T
AH
Address Hold Time (AS# tied to GND)
(top mark date code of "HC YYWW" and older)
10
10
ns
T
AH
Address Hold Time (AS# tied to GND)
(top mark date code of "I2 YYWW" and newer)
0
0
ns
T
CS
Chip Select Width
50
40
ns
T
RD
IOR# Strobe Width
50
40
ns
T
DY
Read/Write Cycle Delay
40
30
ns
T
RDV
Data Access Time
40
30
ns
T
DD
Data Disable Time
0
15
0
10
ns
T
WR
IOW# Strobe Width
50
40
ns
T
DS1
Data Setup Time (AS# tied to GND)
20
10
ns
T
DH1
Data Hold Time (AS# tied to GND)
5
5
ns
T
ASW
Address Strobe Width
35
25
ns
T
AS1
Address Setup Time (AS# used)
5
5
ns
T
AH1
Address Hold Time (AS# used)
10
10
ns
T
AS2
Address Setup Time (AS# used)
5
5
ns
T
AH2
Address Hold Time (AS# used)
10
10
ns
T
CS1
Delay from Chip Select to AS#
5
5
ns
T
CSH
Delay from AS# to Chip Select
0
0
ns
T
CS2
Delay from AS# to Chip Select
5
5
ns
T
RD1
Delay from AS# to Read
10
10
ns
T
RD2
Delay from Chip Select to IOR#
10
10
ns
T
DIS
Delay from IOR# to DDIS#
15
10
ns
T
WR1
Delay from AS# to IOW#
10
10
ns
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