參數(shù)資料
型號(hào): XR16M2750IM48-F
廠商: Exar Corporation
文件頁數(shù): 37/53頁
文件大?。?/td> 0K
描述: IC UART FIFO 64B DUAL 48TQFP
標(biāo)準(zhǔn)包裝: 250
特點(diǎn): *
通道數(shù): 2,DUART
FIFO's: 64 字節(jié)
規(guī)程: RS232,RS485
電源電壓: 1.62 V ~ 3.63 V
帶自動(dòng)流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動(dòng)位檢測(cè)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
XR16M2750
42
1.62V TO 3.63V HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
REV. 1.0.0
Floating inputs will result in sleep currents in the mA range. For PowerSave feature that isolates address, data
and control signals, please see the XR16M2751 datasheet.
AC ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA=-40
O TO +85OC, VCC=1.62 - 3.63V, 70 PF LOAD WHERE APPLICABLE
SYMBOL
PARAMETER
LIMITS
1.8V ± 10%
MIN
MAX
LIMITS
2.5V ± 10%
MIN
MAX
LIMITS
3.3V ± 10%
MIN
MAX
UNIT
XTAL1
UART Crystal Oscillator
24
MHz
ECLK
External Clock
32
50
64
MHz
TECLK
External Clock Time Period
15
10
7
ns
TAS
Address Setup Time
0
ns
TAH
Address Hold Time
0
ns
TCS
Chip Select Width
65
50
40
ns
TRD
IOR# Strobe Width
65
50
40
ns
TDY
Read Cycle Delay
65
50
40
ns
TRDV
Data Access Time
60
45
35
ns
TDD
Data Disable Time
25
ns
TWR
IOW# Strobe Width
65
50
40
ns
TDY
Write Cycle Delay
65
50
40
ns
TDS
Data Setup Time
20
10
ns
TDH
Data Hold Time
3
ns
TWDO
Delay From IOW# To Output
0
50
ns
TMOD
Delay To Set Interrupt From
MODEM Input
0
50
ns
TRSI
Delay To Reset Interrupt From
IOR#
0
50
ns
TSSI
Delay From Stop To Set Inter-
rupt
60
1
Bclk
TRRI
Delay From IOR# To Reset
Interrupt
25
45
ns
TSI
Delay From Stop To Interrupt
45
ns
TINT
Delay From Initial INT Reset To
Transmit Start
8
24
8
24
8
24
Bclk
TWRI
Delay From IOW# To Reset
Interrupt
45
ns
TSSR
Delay From Stop To Set
RXRDY#
1
Bclk
TRR
Delay From IOR# To Reset
RXRDY#
45
ns
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