參數(shù)資料
型號: XR20M1172L32-0A-EB
廠商: Exar Corporation
文件頁數(shù): 38/55頁
文件大小: 0K
描述: EVAL BOARD FOR XR20M1172 32QFN
標準包裝: 1
主要目的: 接口,UART
嵌入式:
已用 IC / 零件: XR20M1172
主要屬性: 2 通道
次要屬性: I²C & SPI 接口
已供物品:
其它名稱: 1016-1624
XR20M1172L32-0A-EB-ND
XR20M1172
43
REV. 1.2.0
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
5.0
ELECTRICAL CHARACTERISTICS
Test 1: The following inputs must remain steady at VCC or GND state to minimize Sleep current: serial data,
serial clock and all modem inputs are idle. Also, RX input must idle HIGH while asleep. Floating inputs will
result in sleep currents in the mA range.
ABSOLUTE MAXIMUM RATINGS
Power Supply Range
4 Volts
Voltage at Any Pin
GND-0.3V to 4V
Operating Temperature
-40o to +85oC
Storage Temperature
-65o to +150oC
Package Dissipation
500 mW
TYPICAL PACKAGE THERMAL RESISTANCE DATA (MARGIN OF ERROR: ± 15%)
Thermal Resistance (32-QFN)
theta-ja = 33oC/W, theta-jc = 22oC/W
Thermal Resistance (28-TSSOP)
theta-ja = 76oC/W, theta-jc = 14oC/W
DC ELECTRICAL CHARACTERISTICS
TA= -40o to +85oC, Vcc is 1.62V to 3.63V
SYMBOL
PARAMETER
LIMITS
1.8V
MIN
MAX
LIMITS
2.5V
MIN
MAX
LIMITS
3.3V
MIN
MAX
UNITS
CONDITIONS
VILCK
Clock Input Low Level
-0.3
0.3
-0.3
0.6
-0.3
0.6
V
VIHCK
Clock Input High Level
1.4
VCC
1.8
VCC
2.4
VCC
V
VIL
Input Low Voltage
-0.3
0.2
-0.3
0.5
-0.3
0.8
V
VIH
Input High Voltage
1.4
VCC
1.8
VCC
2.0
VCC
V
VOL
Output Low Voltage
0.4
V
IOL = 4 mA
IOL = 2 mA
IOL = 1.5 mA
VOH
Output High Voltage
1.4
1.8
2.0
V
IOH = -1 mA
IOH = -400 uA
IOH = -200 uA
IIL
Input Low Leakage Current
±10
uA
IIH
Input High Leakage Current
±10
uA
CIN
Input Pin Capacitance
5
pF
ICC
Power Supply Current
250
500
uA
XTAL1 = 2 MHz
ISLEEP
Sleep Current
15
20
30
uA
See Test 1
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