REV. 1.0.0 I2C/SPI UART WITH 128-BYTE FIFO AND INTEGRATED LEVEL SHIFTERS Test 1: All inputs should remain steady at VCC or GND to " />
參數(shù)資料
型號(hào): XR20M1280L40-0A-EB
廠商: Exar Corporation
文件頁(yè)數(shù): 47/63頁(yè)
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR20M1280L40
產(chǎn)品培訓(xùn)模塊: XR21V141x Full-Speed USB UART Family
UARTs with Integrated Level Shifters
標(biāo)準(zhǔn)包裝: 1
主要目的: 接口,UART
已用 IC / 零件: XR20M1280L40
已供物品:
其它名稱: 1016-1628
XR20M1280
51
REV. 1.0.0
I2C/SPI UART WITH 128-BYTE FIFO AND INTEGRATED LEVEL SHIFTERS
Test 1: All inputs should remain steady at VCC or GND to minimize Sleep current. RX input must idle at HIGH while asleep.
AC ELECTRICAL CHARACTERISTICS
O TO +85OC, VCC_XXXX IS 1.62 TO 3.63V, 70 PF LOAD WHERE APPLICABLE
SYMBOL
PARAMETER
LIMITS
± 10%
MIN
MAX
LIMITS
± 10%
MIN
MAX
LIMITS
± 10%
MIN
MAX
UNIT
XTAL1
UART Crystal Frequency
24
MHz
ECLK
External Clock Frequency
40
64
96
MHz
TECLK
External Clock Time Period
12
7
5
ns
FIGURE 21. CLOCK TIMING
OSC
CLK
EXTERNAL
CLOCK
CIN
Input Pin Capacitance
5
pF
ICC
Power Supply Current
2
3
4
mA
Ext Clk = 5MHz
ISLEEP Sleep Current
5
10
20
uA
See Test 1
TA = -40
1.8V
2.5V
3.3V
DC ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA = -40O TO +85OC, VCC_XXXX IS 1.62 TO 3.63V
SYMBOL
PARAMETER
LIMITS
1.8V
MIN
MAX
LIMITS
2.5V
MIN
MAX
LIMITS
3.3V
MIN
MAX
UNITS
CONDITIONS
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