GM16C550 Ver la hoja de datos (PDF) - Hynix Semiconductor
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GM16C550 Datasheet PDF : 22 Pages
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GM16C550
AC Characteristics TA = 0°C to + 70°C, VCC = 5V ± 5%
Symbol
t ADS
t AH
t AR
t AS
t AW
t CH
t CS
t CSR
t CSW
t DH
t DS
t HZ
t MR
r RA
t RC
t RCS
t RD
t RDD
t RVD
t WA
t WC
t WCA
t WR
t XH
t XL
RC
WC
Parameter
Address Srobe Width
Address Hold Time
RD, RD Delay from Address
Address Setup Time
WR, WR Delay from Select
Chip Select Hold Time
Chip Select Setup time
RD, RD Delay from Chip Select
WR, WR Delay from Select
Data Hold Time
Date Setup Time
RD, RD to Floating Data Delay
Master Reset Pulse Width
Address Hold Time from RD, RD
Read Cycle Delay
Chip Select Hold Time from RD, RD
RD, RD Strobe Width
RD, RD to Driver Enable/Disable
Delay from - RD, RD to Data
Address Hold Time from WR, WR
Write Cycle Delay
Chip Select Hold Time from WR, WR
WR, WR Strobe Width
Duration of clock High Pulse
Duration of clock Low Pulse
Read Cycle= t AR+t RD+t RC
Write Cycle= t AW+t WR +t WC
Min
60
0
30
60
30
0
60
30
30
30
30
0
5
20
125
20
125
20
150
20
100
55
55
280
280
Max
100
60
125
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Conditions
Note 1
Note 1
Note 1
Note 1
100 pF loading, Note 3
Note 1
Note 1
100 pF loading, Note 3
100 pF loading,
Note 1
Note 1
External Clock (8.0 MHz Max.)
Exrternal Clock (8.9 MHz Max.)
Note 4
Baud Generator
N
t BHD
t BLD
t HW
t LW
Baud Divisor
Baud Output Positive Edge Delay
Baud Output Negative Edge Delay
Baud Output Up Time
Baud Output Down Time
1
216 -1
175
ns 100 pF load
175
ns 100 pF load
75
ns
f X = 8.0MHz , +2, 100 pF load
100
ns
f X = 8.0MHz , +2, 100 pF load
3
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