參數(shù)資料
型號(hào): XR16L2551IM
廠(chǎng)商: EXAR CORP
元件分類(lèi): 微控制器/微處理器
英文描述: LOW VOLTAGE DUART WITH POWERSAVE
中文描述: 2 CHANNEL(S), 3.125M bps, SERIAL COMM CONTROLLER, PQFP48
封裝: 7 X 7 MM, 1 MM HEIGHT, TQFP-48
文件頁(yè)數(shù): 38/48頁(yè)
文件大?。?/td> 287K
代理商: XR16L2551IM
XR16L2551
LOW VOLTAGE DUART WITH POWERSAVE
á
REV. 1.0.0
38
AC ELECTRICAL CHARACTERISTICS
U
NLESS
OTHERWISE
NOTED
: TA=-40
O
TO
+85
O
C, V
CC
IS
2.25V
TO
5.5V,
70
P
F
LOAD
WHERE
APPLICABLE
S
YMBOL
P
ARAMETER
L
IMITS
2.5
M
IN
M
AX
L
IMITS
3.3
M
IN
M
AX
L
IMITS
5.0
M
IN
M
AX
U
NIT
-
Crystal Frequency
16
20
24
MHz
CLK
External Clock Low/High Time
31
17
10
ns
OSC
External Clock Frequency
16
30
50
MHz
T
AS
Address Setup Time (16 Mode)
10
10
10
ns
T
AH
Address Hold Time (16 Mode)
10
10
10
ns
T
CS
Chip Select Width (16 Mode)
150
75
50
ns
T
RD
IOR# Strobe Width (16 Mode)
150
75
50
ns
T
DY
Read Cycle Delay (16 Mode)
150
75
50
ns
T
RDV
Data Access Time (16 Mode)
125
80
50
ns
T
DD
Data Disable Time (16 Mode)
0
45
0
30
0
30
ns
T
WR
IOW# Strobe Width (16 Mode)
150
75
50
ns
T
DY
Write Cycle Delay (16 Mode)
150
75
50
ns
T
DS
Data Setup Time (16 Mode)
25
20
15
ns
T
DH
Data Hold Time (16 Mode)
15
10
10
ns
T
ADS
Address Setup (68 Mode)
10
10
10
ns
T
ADH
Address Hold (68 Mode)
10
10
10
ns
T
RWS
R/W# Setup to CS# (68 Mode)
10
10
10
ns
T
RDA
Read Data Access (68 mode)
175
100
60
ns
T
RDH
Read Data Disable (68 mode)
45
30
30
ns
T
WDS
Write Data Setup (68 mode)
25
20
15
ns
T
WDH
Write Data Hold (68 Mode)
15
10
10
ns
T
RWH
R/W# Hold (68 Mode)
15
10
10
ns
T
CSL
CS# Width (68 Mode)
150
75
50
ns
T
CSD
CS# Cycle Delay (68 Mode)
150
75
50
ns
T
WDO
Delay From IOW# To Output
150
75
50
ns
T
MOD
Delay To Set Interrupt From MODEM Input
150
75
50
ns
T
RSI
Delay To Reset Interrupt From IOR#
150
75
50
ns
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參數(shù)描述
XR16L2551IM-0A-EB 功能描述:UART 接口集成電路 Supports L2551 48 ld TQFP, ISA Interface RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR16L2551IM-0B-EB 功能描述:UART 接口集成電路 Supports L2551 48 ld TQFP, PCI Interface RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR16L2551IM-F 功能描述:UART 接口集成電路 UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR16L2551IMTR-F 制造商:Exar Corporation 功能描述:UART 2-CH 16Byte FIFO 2.5V/3.3V/5V 48-Pin TQFP T/R 制造商:Exar Corporation 功能描述:XR16L2551IMTR-F
XR16L2552 制造商:EXAR 制造商全稱(chēng):EXAR 功能描述:2.25V TO 5.5V DUART WITH 16-BYTE FIFO