参数资料
型号: XR16V798IQ-F
厂商: Exar Corporation
文件页数: 42/56页
文件大小: 0K
描述: IC UART FIFO 64B OCTAL 100QFP
标准包装: 66
特点: *
通道数: 8
FIFO's: 64 字节
规程: RS485
电源电压: 2.25 V ~ 3.6 V
带自动流量控制功能:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 100-BQFP
供应商设备封装: 100-QFP(14x20)
包装: 托盘
其它名称: 1016-1647
XR16V798IQ-F-ND
XR16V798
47
REV. 1.0.1
HIGH PERFORMANCE 2.25V TO 3.6V OCTAL UART WITH FRACTIONAL BAUD RATE
AC ELECTRICAL CHARACTERISTICS
TA=0o to 70oC (-40o to +85oC for industrial grade package), Vcc is 2.25V to 3.6V, 70 pF Load where applicable
SYMBOL
PARAMETER
2.5V
MIN
2.5V
MAX
3.3V
MIN
3.3V
MAX
UNITS
TC1,TC2
Clock Pulse Period
10
7
ns
TOSC
Crystal Frequency
24
MHz
TECK
External Clock Frequency
50
64
MHz
TAS
Address Setup (16 Mode)
3
ns
TAH
Address Hold (16 Mode)
3
ns
TCS
Chip Select Width (16 Mode)
25
ns
TDY
Delay between CS# Active Cycles (16 Mode)
25
ns
TRD
Read Strobe Width (16 Mode)
25
ns
TWR
Write Strobe Width (16 Mode)
20
ns
TRDV
Read Data Valid (16 Mode)
20
ns
TWDS
Write Data Setup (16 Mode)
10
ns
TRDH
Read Data Hold (16 Mode)
15
ns
TWDH
Write Data Hold (16 Mode)
7
ns
TADS
Address Setup (68 Mode)
5
ns
TADH
Address Hold (68 Mode)
5
ns
TRWS
R/W# Setup to CS# (68 Mode)
5
ns
TRDA
Read Data Access (68 mode)
20
ns
TRDH
Read Data Hold (68 mode)
15
ns
TWDS
Write Data Setup (68 mode)
10
ns
TWDH
Write Data Hold (68 Mode)
7
ns
TRWH
CS# De-asserted to R/W# De-asserted (68 Mode)
1
ns
TCSL
CS# Width (68 Mode)
25
ns
TCSD
CS# Cycle Delay (68 Mode)
25
ns
TWDO
Delay from IOW# to Modem 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
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