REV. 5.0.2 38 AC ELECTRICAL CHARACTERISTICS TA=0
參數(shù)資料
型號: ST16C654IQ64-F
廠商: Exar Corporation
文件頁數(shù): 32/51頁
文件大?。?/td> 0K
描述: IC UART FIFO 64B QUAD 64LQFP
標準包裝: 160
特點: *
通道數(shù): 4,QUART
FIFO's: 64 字節(jié)
規(guī)程: RS232
電源電壓: 2.97 V ~ 5.5 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: 64-LQFP
供應商設(shè)備封裝: 64-LQFP(10x10)
包裝: 托盤
其它名稱: 1016-1273
ST16C654/654D
xr
2.97V TO 5.5V QUAD UART WITH 64-BYTE FIFO
REV. 5.0.2
38
AC ELECTRICAL CHARACTERISTICS
TA=0O TO 70OC (-40O TO +85OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.97 TO 5.5V
SYMBOL
PARAMETER
LIMITS
3.3
MIN
MAX
LIMITS
5.0
MIN
MAX
UNIT
CONDITIONS
CLK
Clock Pulse Duration
40
30
ns
OSC
Crystal Frequency
8
24
MHz
OSC
External Clock Frequency
24
32
MHz
TAS
Address Setup Time (16 Mode)
10
5
ns
TAH
Address Hold Time (16 Mode)
5
ns
TCS
Chip Select Width (16 Mode)
66
50
ns
TRD
IOR# Strobe Width (16 Mode)
50
30
ns
TDY
Read Cycle Delay (16 Mode)
50
ns
TRDV
Data Access Time (16 Mode)
45
35
ns
TDD
Data Disable Time (16 Mode)
0
30
0
20
ns
TWR
IOW# Strobe Width (16 Mode)
40
30
ns
TDY
Write Cycle Delay (16 Mode)
50
ns
TDS
Data Setup Time (16 Mode)
20
15
ns
TDH
Data Hold Time (16 Mode)
15
10
ns
TADS
Address Setup (68 Mode)
10
ns
TADH
Address Hold (68 Mode)
15
ns
TRWS
R/W# Setup to CS# (68 Mode)
10
ns
TRDA
Data Access Time (68 mode)
35
25
ns
TRDH
Data Disable Time (68 mode)
25
15
ns
TWDS
Write Data Setup (68 mode)
20
15
ns
TWDH
Write Data Hold (68 Mode)
10
ns
TRWH
CS# De-asserted to R/W# De-asserted (68 Mode)
10
ns
TCSL
CS# Strobe Width (68 Mode)
66
50
ns
TCSD
CS# Cycle Delay (68 Mode)
70
ns
TWDO
Delay From IOW# To Output
50
ns
100 pF load
TMOD
Delay To Set Interrupt From MODEM Input
50
35
ns
100 pF load
TRSI
Delay To Reset Interrupt From IOR#
50
35
ns
100 pF load
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