ST16C650AIQ48 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'ST16C650AIQ48' PDF : 52 Pages View PDF
ST16C650A
2.90V TO 5.5V UART WITH 32-BYTE FIFO
áç
REV. 5.0.0
AC ELECTRICAL CHARACTERISTICS
TA=0O TO 70OC (-40O TO +85OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.90V TO 5.5V, 70 PF LOAD
WHERE APPLICABLE
SYMBOL
PARAMETER
LIMITS
3.3V
MIN
MAX
LIMITS
5.0V
MIN
MAX
UNIT
CLK Clock Pulse Duration
30
20
ns
OSC Crystal Frequency
20
24 MHz
OSC External Clock Frequency
33
50 MHz
TAS Address Setup Time (AS# tied to GND)
TAH Address Hold Time (AS# tied to GND)
(top mark date code of "HC YYWW" and older)
5
5
ns
10
10
ns
TAH Address Hold Time (AS# tied to GND)
(top mark date code of "I2 YYWW" and newer)
0
0
ns
TCS
TRD
TDY
TRDV
TDD
TWR
TDS1
TDH1
TASW
TAS1
TAH1
TAS2
TAH2
TCS1
TCSH
TCS2
TRD1
TRD2
TDIS
TWR1
Chip Select Width
IOR# Strobe Width
Read/Write Cycle Delay
Data Access Time
Data Disable Time
IOW# Strobe Width
Data Setup Time (AS# tied to GND)
Data Hold Time (AS# tied to GND)
Address Strobe Width
Address Setup Time (AS# used)
Address Hold Time (AS# used)
Address Setup Time (AS# used)
Address Hold Time (AS# used)
Delay from Chip Select to AS#
Delay from AS# to Chip Select
Delay from AS# to Chip Select
Delay from AS# to Read
Delay from Chip Select to IOR#
Delay from IOR# to DDIS#
Delay from AS# to IOW#
50
40
ns
50
40
ns
40
30
ns
40
30
ns
0
15
0
10
ns
50
40
ns
20
10
ns
5
5
ns
35
25
ns
5
5
ns
10
10
ns
5
5
ns
10
10
ns
5
5
ns
0
0
ns
5
5
ns
10
10
ns
10
10
ns
15
10
ns
10
10
ns
40
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