參數(shù)資料
型號: XR16M570IL32TR-F
廠商: Exar Corporation
文件頁數(shù): 37/50頁
文件大?。?/td> 0K
描述: IC UART FIFO 16B 32QFN
標(biāo)準(zhǔn)包裝: 3,000
特點: *
通道數(shù): 1,UART
FIFO's: 16 字節(jié)
規(guī)程: RS232,RS422,RS485
電源電壓: 1.62 V ~ 3.63 V
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: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
XR16M570
42
1.62V TO 3.63V HIGH PERFORMANCE UART WITH 16-BYTE FIFO
REV. 1.0.1
SEE”POWER-SAVE FEATURE” ON PAGE 21.
To achieve minimum power drain, the voltage at any of the inputs of the
M570 should NOT be lower than its VCC supply.
AC ELECTRICAL CHARACTERISTICS
TA = -40
O TO +85OC, VCC IS 1.62 TO 3.6V, 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 Frequency
24
MHz
ECLK
External Clock Frequency
30
50
64
MHz
TECLK
External Clock Time Period
15
9
7
ns
TAS
Address Setup Time
0
ns
TAH
Address Hold Time
0
ns
TCS
Chip Select Width
90
60
35
ns
TRD
IOR# Strobe Width
90
60
35
ns
TDY
Read Cycle Delay
90
60
35
ns
TRDV
Data Access Time
85
55
30
ns
TDD
Data Disable Time
25
10
5
ns
TWR
IOW# Strobe Width
90
60
35
ns
TDY
Write Cycle Delay
90
60
35
ns
TDS
Data Setup Time
30
15
10
ns
TDH
Data Hold Time
3
ns
TWDO
Delay From IOW# To Output
50
ns
TMOD
Delay To Set Interrupt From MODEM
Input
50
ns
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
8248248
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
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