TRSI Delay To Reset Interrupt Fr" />
參數(shù)資料
型號: XR16M554IV80-F
廠商: Exar Corporation
文件頁數(shù): 26/46頁
文件大小: 0K
描述: IC UART FIFO 16B QUAD 80LQFP
標準包裝: 119
特點: *
通道數(shù): 4,QUART
FIFO's: 16 字節(jié)
規(guī)程: RS232
電源電壓: 1.62 V ~ 3.63 V
帶自動流量控制功能:
帶故障啟動位檢測功能:
帶調制解調器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 80-LQFP
供應商設備封裝: 80-LQFP(12x12)
包裝: 托盤
XR16M554/554D
32
1.62V TO 3.63V QUAD UART WITH 16-BYTE FIFO
REV. 1.0.0
TRSI
Delay To Reset Interrupt From IOR#
50
ns
TSSI
Delay From Stop To Set Interrupt
1
Bclk
TRRI
Delay From IOR# To Reset Interrupt
45
ns
TSI
Delay From Start 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
TWT
Delay From IOW# To Set TXRDY#
45
ns
TSRT
Delay From Center of Start To Reset
TXRDY#
8
Bclk
TRST
Reset Pulse Width
40
ns
Bclk
Baud Clock
16X data rate
Hz
FIGURE 12. CLOCK TIMING
AC ELECTRICAL CHARACTERISTICS
TA = -40
O TO +85OC, VCC IS 1.62 TO 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
OSC
CLK
EXTERNAL
CLOCK
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