參數(shù)資料
型號(hào)： TL16C2552RHB
廠商： Texas Instruments, Inc.
英文描述： 1.8-V to 5-V DUAL UART WITH 16-BYTE FIFOS
中文描述： 1.8 V至5 V雙的UART具有16字節(jié)FIFO
文件頁(yè)數(shù)： 9/34頁(yè)
文件大?。?/td> 407K
代理商： TL16C2552RHB
www.ti.com
ELECTRICAL CHARACTERISTICS
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
ELECTRICAL CHARACTERISTICS
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
TL16C2552
SLWS163A–SEPTEMBER 2005–REVISED JUNE 2006
RECOMMENDED OPERATING CONDITIONS (continued)
over operating free-air temperature range (unless otherwise noted)
5 V ±10%
V
IH
MIN
NOM
MAX
UNIT
V
High-level input voltage
All except XTAL1, XTAL2
XTAL1, XTAL2
All except XTAL1, XTAL2
XTAL1, XTAL2
2
0.7V
CC
V
IL
Low-level input voltage
0.8
V
0.3V
CC
V
CC
V
O
I
OH
I
OL
Output voltage
High-level output current (all outputs)
Low-level output current (all outputs)
Oscillator/clock speed
0
V
4
4
mA
mA
MHz
24
1.8 V Nominal
PARAMETER
High-level output voltage
(2)
Low-level output voltage
(2)
Input current
TEST CONDITIONS
MIN
1.3
TYP
(1)
MAX
UNIT
V
V
μA
V
OH
V
OL
I
I
I
OH
= -0.5 mA
I
OL
= 1 mA
V
= 1.98 V, V
SS
= 0, V
I
= 0 to 1.98 V, All other terminals
floating
V
= 1.98 V, V
= 0, V
I
= 0 to 1.98 V, Chip selected in write
mode or chip deselected
V
= 1.98 V, T
= 0°C, RXA, RXB, DSRA, DSRB, CDA, CDB,
CTSA, CTSB, RIA, and RIB at 1.4 V, All other inputs at 0.4 V,
XTAL1 at 10 MHz, No load on outputs
0.5
10
I
OZ
High-impedance-state output
current
Supply current
±20
μA
I
CC
1.5
mA
C
i(CL
K)
C
O(C
LK)
C
I
C
O
Clock input impedance
15
20
pF
Clock output impedance
20
30
pF
V
CC
= 0, V
= 0, f = 1 MHz,
T
A
= 25°C, All other terminals grounded
Input impedance
Output impedance
6
10
20
pF
pF
10
(1)
(2)
All typical values are at V
= 1.8 V and T
= 25°C.
These parameters apply for all outputs except XTAL2.
2.5 V Nominal
PARAMETER
High-level output voltage
(2)
Low-level output voltage
(2)
Input current
TEST CONDITIONS
MIN TYP
(1)
1.8
MAX
UNIT
V
V
μA
V
OH
V
OL
I
I
I
OH
= -1 mA
I
OL
= 2 mA
V
= 2.75 V, V
SS
= 0, V
I
= 0 to 2.75 V, All other terminals
floating
V
= 2.75 V, V
= 0, V
= 0 to 2.75 V, Chip selected in
write mode or chip deselected
V
= 2.75 V, T
= 0°C, RXA, RXB, DSRA, DSRB, CDA,
CDB, CTSA, CTSB, RIA, and RIB at 1.8 V, All other inputs at
0.6 V, XTAL1 at 16 MHz, No load on outputs
0.5
10
I
OZ
High-impedance-state output
current
Supply current
±20
μA
I
CC
2.5
mA
(1)
(2)
All typical values are at V
= 2.5 V and T
= 25°C.
These parameters apply for all outputs except XTAL2.
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