TA=0O
參數(shù)資料
型號: XR16L651CM-F
廠商: Exar Corporation
文件頁數(shù): 37/56頁
文件大?。?/td> 0K
描述: IC UART FIFO 32B 48TQFP
標(biāo)準(zhǔn)包裝: 250
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 32 字節(jié)
規(guī)程: 打印機(jī),RS232,RS422,RS485
電源電壓: 2.25 V ~ 5.5 V
帶并行端口:
帶自動流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動位檢測功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 托盤
XR16L651
á
2.25V TO 5.5V UART WITH 32-BYTE FIFO
REV. 1.3.0
42
AC ELECTRICAL CHARACTERISTICS
TA=0O TO 70OC (-40O TO +85OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.90V TO 5.5V, 70 PF LOAD
WHERE APPLICABLE
SYMBOL
PARAMETER
LIMITS
2.5
MIN
MAX
LIMITS
3.3
MIN
MAX
LIMITS
5.0
MIN
MAX
UNIT
CLK
Clock Pulse Duration
50
17
ns
OSC
Oscillator Frequency
16
20
24
MHz
OSC
External Clock Frequency
24
33
50
MHz
TAS
Address Setup Time (16 Mode)
15
10
5
ns
TAH
Address Hold Time (16 Mode)
(top mark date code of "BC YYWW" and older)
20
10
ns
TAH
Address Hold Time (16 Mode)
(top mark date code of "C2 YYWW" and newer)
000
ns
TCS
Chip Select Width (16 Mode)
50
40
ns
TRD
IOR# Strobe Width (16 Mode)
50
40
ns
TDY
Read Cycle Delay (16 Mode)
50
40
ns
TRDV
Data Access Time (16 Mode)
50
40
30
ns
TDD
Data Disable Time (16 Mode)
025015010
ns
TWR
IOW# Strobe Width (16 Mode)
50
40
ns
TDY
Write Cycle Delay (16 Mode)
50
40
ns
TDS1
Data Setup Time (16 Mode)
20
10
ns
TDH1
Data Hold Time (16 Mode)
15
10
ns
TASW
Address Strobe Width (16 Mode, AS# used)
50
35
25
ns
TAS1
Address Setup Time (16 Mode, AS# used)
5
ns
TAH1
Address Hold Time (16 Mode, AS# used)
10
ns
TAS2
Address Setup Time (16 Mode, AS# used)
5
ns
TAH2
Address Hold Time (16 Mode, AS# used)
10
ns
TCS1
Delay from Chip Select to AS#
5
ns
TCSH
Delay from AS# to Chip Select
0
ns
TCS2
Delay from AS# to Chip Select
5
ns
TRD1
Delay from AS# to Read
10
ns
TRD2
Delay from Chip Select to IOR#
10
ns
TDIS
Delay from IOR# to DDIS#
20
15
10
ns
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